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UC3843B Details

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Newark Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BNG DISTI # 37X9040	onsemi	Pwm Ctrl, Current Mode, 30V, 1A, Dip-8, Input Voltage:-, Output Voltage:13.5V, Output Current:1A, Supply Voltage Min:12V, Supply Voltage Max:30V, Controller Ic Case Style:Dip, No. Of Pins:8Pins, Frequency:52Khz, Operating Temperaturerohs Compliant: Yes \|Onsemi UC3843BNG RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Bulk UC3843BNG Part Details	31550	10000 $0.7700 2500 $0.7930 1000 $0.8150 500 $0.8750 100 $0.9370 10 $1.1300 1 $2.1800	$0.7700 / $2.1800	Buy Now UC3843BNG Part Details
UC3843BVD1R2G DISTI # 38AH3121	onsemi	Ana Smps Pwm Controller Rohs Compliant: Yes \|Onsemi UC3843BVD1R2G RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Reel UC3843BVD1R2G Part Details	20000	30000 $0.2670 18000 $0.2790 12000 $0.2980 6000 $0.3180 3000 $0.3430 1 $0.3510	$0.2670 / $0.3510	Buy Now UC3843BVD1R2G Part Details
UC3843BVD1R2G DISTI # 01AH8007	onsemi	Controller, Current Mode, 500Khz, 8Soic, Input Voltage:30V, Output Voltage:5V, Output Current:200Ma, Supply Voltage Min:12V, Supply Voltage Max:25V, Controller Ic Case Style:Soic, No. Of Pins:8Pins, Frequency:500Khz, Operating Rohs Compliant: Yes \|Onsemi UC3843BVD1R2G RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape UC3843BVD1R2G Part Details	6026	500 $0.4920 250 $0.5100 100 $0.6230 50 $0.6940 25 $0.7650 10 $0.8900 1 $1.3700	$0.4920 / $1.3700	Buy Now UC3843BVD1R2G Part Details
UC3843BDR2G DISTI # 50AC7421	onsemi	Pwm Cont, Current Mode, 500Khz, Soic-14, Input Voltage:-, Output Voltage:5V, Output Current:1A, Supply Voltage Min:14V, Supply Voltage Max:30V, Controller Ic Case Style:Soic, No. Of Pins:14Pins, Frequency:500Khz, Operating Rohs Compliant: Yes \|Onsemi UC3843BDR2G RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape UC3843BDR2G Part Details	1646	500 $0.3990 250 $0.4100 100 $0.4210 50 $0.4980 25 $0.5750 10 $0.6520 1 $0.7800	$0.3990 / $0.7800	Buy Now UC3843BDR2G Part Details
UC3843BD1G DISTI # 45J2379	onsemi	Current Mode Pwm Controller, 25V, 8-Soic, Power Supply Controller Type:Single Ended Controller, No. Of Channels:1Channels, Control Mode:Current Mode Control, Supply Voltage Min:12V, Supply Voltage Max:25V, Ic Case/Package:Soic Rohs Compliant: Yes \|Onsemi UC3843BD1G RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk UC3843BD1G Part Details	784	10094 $0.2910 2548 $0.3240 1078 $0.3380 588 $0.3570 196 $0.3760 10 $0.7110 1 $0.9000	$0.2910 / $0.9000	Buy Now UC3843BD1G Part Details
UC3843BNG DISTI # 45J2381	onsemi	Current Mode Pwm Controller, 25V, 8-Dip, Power Supply Controller Type:Single Ended Controller, No. Of Channels:1Channels, Control Mode:Current Mode Control, Supply Voltage Min:12V, Supply Voltage Max:30V, Ic Case/Package:Dip, Msl:-Rohs Compliant: Yes \|Onsemi UC3843BNG RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk UC3843BNG Part Details	552	10000 $0.5510 2500 $0.5740 1000 $0.5960 500 $0.6560 100 $0.7180 10 $0.9060 1 $1.9600	$0.5510 / $1.9600	Buy Now UC3843BNG Part Details
UC3843BN DISTI # 51AC9705	STMicroelectronics	Pwm Cont, Current Mode, 500Khz, Minidip, Input Voltage:15V, Output Voltage:5V, Output Current:1A, Supply Voltage Min:-, Supply Voltage Max:-, Controller Ic Case Style:Minidip, No. Of Pins:8Pins, Frequency:500Khz, Operating Rohs Compliant: Yes \|Stmicroelectronics UC3843BN RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk UC3843BN Part Details	515	10000 $0.3550 2500 $0.3810 1000 $0.4070 500 $0.4220 100 $0.4720 10 $0.5860 1 $0.8200	$0.3550 / $0.8200	Buy Now UC3843BN Part Details
UC3843BD1R2G DISTI # 81Y7479	onsemi	Pwm Ctrl, Current Mode, 30V, Soic-8, Power Supply Controller Type:Single Ended Controller, No. Of Channels:1Channels, Control Mode:Current Mode Control, Supply Voltage Min:-, Supply Voltage Max:30V, Ic Case/Package:Soic Rohs Compliant: Yes \|Onsemi UC3843BD1R2G RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Cut Tape UC3843BD1R2G Part Details	404	250 $0.4960 100 $0.6070 50 $0.6770 25 $0.7460 10 $0.8680 1 $1.3400	$0.4960 / $1.3400	Buy Now UC3843BD1R2G Part Details
UC3843BD1 DISTI # 45AC7922	STMicroelectronics	Pwm Controller, 500Khz, 15V, Soic-8, Power Supply Controller Type:Single Ended Controller, No. Of Channels:1Channels, Control Mode:Current Mode Control, Supply Voltage Min:11V, Supply Voltage Max:30V, Ic Case/Package:Soic, Msl:- Rohs Compliant: Yes \|Stmicroelectronics UC3843BD1 RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Bulk UC3843BD1 Part Details	0	10000 $0.4610 4000 $0.4610 1000 $0.4620 500 $0.4620 100 $0.4970 10 $0.5970 1 $0.7890	$0.4610 / $0.7890	Buy Now UC3843BD1 Part Details
UC3843BDR2G DISTI # 45J2378	onsemi	Ic, smps Controller, current-Mode, bipolar, sop,14Pin, plastic Rohs Compliant: Yes \|Onsemi UC3843BDR2G RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Reel UC3843BDR2G Part Details	0	30000 $0.2690 18000 $0.2810 12000 $0.3020 6000 $0.3230 3000 $0.3500 1 $0.3590	$0.2690 / $0.3590	Buy Now UC3843BDR2G Part Details
UC3843BVDR2G DISTI # 75C8022	onsemi	Ic, smps Controller, current-Mode, bipolar, sop,14Pin, plastic Rohs Compliant: Yes \|Onsemi UC3843BVDR2G RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Reel UC3843BVDR2G Part Details	0	30000 $0.2690 18000 $0.2810 12000 $0.3020 6000 $0.3230 3000 $0.3500 1 $0.3590	$0.2690 / $0.3590	Buy Now UC3843BVDR2G Part Details
UC3843BVDR2G DISTI # 84AC3185	onsemi	Ana Smps Pwm Controller Rohs Compliant: Yes \|Onsemi UC3843BVDR2G RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Reel UC3843BVDR2G Part Details	0	30000 $0.2690 18000 $0.2810 12000 $0.3020 6000 $0.3230 3000 $0.3500 1 $0.3590	$0.2690 / $0.3590	Buy Now UC3843BVDR2G Part Details
UC3843BVDR2G DISTI # 42AC1857	onsemi	Pwm Controller, 52Khz, 30V, Soic-14, Power Supply Controller Type:Single Ended Controller, No. Of Channels:1Channels, Control Mode:Current Mode Control, Supply Voltage Min:-, Supply Voltage Max:-, Ic Case/Package:Soic, Msl:- Rohs Compliant: Yes \|Onsemi UC3843BVDR2G RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Cut Tape UC3843BVDR2G Part Details	0	500 $0.3720	$0.3720	Buy Now UC3843BVDR2G Part Details
UC3843BD1R2G DISTI # 45J2380	onsemi	Ic, smps Controller, current-Mode, bipolar, sop,8Pin, plastic Rohs Compliant: Yes \|Onsemi UC3843BD1R2G RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Reel UC3843BD1R2G Part Details	0	30000 $0.2630 18000 $0.2750 12000 $0.2940 6000 $0.3120 3000 $0.3370 1 $0.3440	$0.2630 / $0.3440	Buy Now UC3843BD1R2G Part Details
UC3843BVD1R2G DISTI # 45J2382	onsemi	Ic, Current Mode Pwm Ctrl, 25V, Soic-8, Full Reel, Power Supply Controller Type:Single Ended Controller, No. Of Channels:1Channels, Control Mode:Current Mode Control, Supply Voltage Min:12V, Supply Voltage Max:25V, No. Of Pins:8Pins Rohs Compliant: Yes \|Onsemi UC3843BVD1R2G RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Reel UC3843BVD1R2G Part Details	0	30000 $0.2670 18000 $0.2790 12000 $0.2980 6000 $0.3180 3000 $0.3430 1 $0.3510	$0.2670 / $0.3510	Buy Now UC3843BVD1R2G Part Details

View all 'UC3843B' results from Newark

View all 'UC3843B' results from Newark

Avnet Americas Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BDR2G DISTI # UC3843BDR2G	onsemi	PWM Controller, 14V to 30V Supply, 500kHz, 5V/1A out, SOIC-14 - Tape and Reel (Alt: UC3843BDR2G) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 14 Weeks, 0 Days Container: Reel UC3843BDR2G Part Details	7500	20000 $0.2455 15000 $0.2467 10000 $0.2480 5000 $0.2493 2500 $0.2506	$0.2455 / $0.2506	Buy Now UC3843BDR2G Part Details
UC3843BD1R2G DISTI # UC3843BD1R2G	onsemi	Current Mode PWM Controller 1A 8-Pin SOIC N T/R - Tape and Reel (Alt: UC3843BD1R2G) RoHS: Compliant Min Qty: 2381 Package Multiple: 1 Lead time: 0 Weeks, 2 Days Container: Reel UC3843BD1R2G Part Details	218500 Partner Stock	24000 $0.2593 12000 $0.2692 4800 $0.2727 2400 $0.2763 2381 $0.2838	$0.2593 / $0.2838	Buy Now UC3843BD1R2G Part Details
UC3843BVD1R2G DISTI # UC3843BVD1R2G	onsemi	Controller Current Mode, 25V-12V supply, 500 kHz, 5V/200mA out, SOIC-8 - Tape and Reel (Alt: UC3843BVD1R2G) RoHS: Compliant Min Qty: 1667 Package Multiple: 1 Lead time: 0 Weeks, 2 Days Container: Reel UC3843BVD1R2G Part Details	48495 Partner Stock	17000 $0.3704 8400 $0.3846 3400 $0.3896 1700 $0.3947 1667 $0.4054	$0.3704 / $0.4054	Buy Now UC3843BVD1R2G Part Details
UC3843BNG DISTI # 37X9040	onsemi	Current Mode PWM Controller 1A 8-Pin PDIP Rail - Bulk (Alt: 37X9040) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 111 Weeks, 0 Days Container: Bulk UC3843BNG Part Details	1423 Partner Stock	1000 $0.7500 500 $0.8040 100 $0.8560 10 $1.0700 1 $2.2000	$0.7500 / $2.2000	Buy Now UC3843BNG Part Details
UC3843BD1G DISTI # 45J2379	onsemi	Current Mode PWM Controller 1A 8-Pin SOIC N Rail - Bulk (Alt: 45J2379) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 36 Weeks, 4 Days Container: Bulk UC3843BD1G Part Details	784 Partner Stock	1078 $0.3510 588 $0.3730 196 $0.3950 10 $0.7390 1 $0.8730	$0.3510 / $0.8730	Buy Now UC3843BD1G Part Details
UC3843BD1 DISTI # UC3843BD1	STMicroelectronics	Current Mode PWM Controller 1A 8-Pin SO N - Rail/Tube (Alt: UC3843BD1) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 14 Weeks, 0 Days Container: Tube UC3843BD1 Part Details	0	2000 $0.3214	$0.3214	Buy Now UC3843BD1 Part Details
E-UC3843BD1013TR DISTI # E-UC3843BD1013TR	STMicroelectronics	- Tape and Reel (Alt: E-UC3843BD1013TR) RoHS: Not Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 111 Weeks, 0 Days Container: Reel E-UC3843BD1013TR Part Details	0			RFQ E-UC3843BD1013TR Part Details
UC3843BD1013TR DISTI # UC3843BD1013TR	STMicroelectronics	- Tape and Reel (Alt: UC3843BD1013TR) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 14 Weeks, 0 Days Container: Reel UC3843BD1013TR Part Details	0	20000 $0.2995 15000 $0.3050 10000 $0.3106 5000 $0.3165 2500 $0.3185	$0.2995 / $0.3185	Buy Now UC3843BD1013TR Part Details
E-UC3843BN DISTI # E-UC3843BN	STMicroelectronics	Current Mode PWM Controller 1A 8-Pin PDIP - Rail/Tube (Alt: E-UC3843BN) RoHS: Not Compliant Min Qty: 2000 Package Multiple: 2000 Lead time: 111 Weeks, 0 Days Container: Tube E-UC3843BN Part Details	0			RFQ E-UC3843BN Part Details
UC3843BNG DISTI # UC3843BNG	onsemi	Current Mode PWM Controller 1A 8-Pin PDIP Rail - Rail/Tube (Alt: UC3843BNG) RoHS: Compliant Min Qty: 2100 Package Multiple: 50 Lead time: 16 Weeks, 0 Days Container: Tube UC3843BNG Part Details	0			RFQ UC3843BNG Part Details
UC3843BD1G DISTI # UC3843BD1G	onsemi	Current Mode PWM Controller 1A 8-Pin SOIC N Rail - Rail/Tube (Alt: UC3843BD1G) RoHS: Compliant Min Qty: 3332 Package Multiple: 98 Lead time: 13 Weeks, 0 Days Container: Tube UC3843BD1G Part Details	0	33320 $0.2256 16660 $0.2268 6860 $0.2280 3528 $0.2291 3332 $0.2303	$0.2256 / $0.2303	Buy Now UC3843BD1G Part Details
UC3843BD1R2G DISTI # UC3843BD1R2G	onsemi	Current Mode PWM Controller 1A 8-Pin SOIC N T/R - Tape and Reel (Alt: UC3843BD1R2G) RoHS: Compliant Min Qty: 5000 Package Multiple: 2500 Lead time: 16 Weeks, 0 Days Container: Reel UC3843BD1R2G Part Details	0	50000 $0.1893 25000 $0.1965 15000 $0.1991 10000 $0.2017 5000 $0.2072	$0.1893 / $0.2072	Buy Now UC3843BD1R2G Part Details
UC3843BVDG DISTI # UC3843BVDG	onsemi	Current Mode PWM Controller 1A 14-Pin SOIC Rail - Rail/Tube (Alt: UC3843BVDG) RoHS: Compliant Min Qty: 2632 Package Multiple: 1 Lead time: 0 Weeks, 2 Days Container: Tube UC3843BVDG Part Details	0	27000 $0.3552 14000 $0.3570 5300 $0.3589 2700 $0.3608 2632 $0.3626	$0.3552 / $0.3626	Buy Now UC3843BVDG Part Details

View all 'UC3843B' results from Avnet Americas

STMicroelectronics Direct Manufacturer

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BD1013TR	STMicroelectronics	Current Mode PWM COO: Morocco RoHS: Compliant Min Qty: 1 UC3843BD1013TR Part Details	6216	1 $1.4700 10 $0.9300 25 $0.8000 100 $0.6300 250 $0.5600 500 $0.5000	$0.5000 / $1.4700	Buy Now UC3843BD1013TR Part Details
UC3843BD1	STMicroelectronics	Current Mode PWM COO: Morocco RoHS: Compliant Min Qty: 1 UC3843BD1 Part Details	5254	1 $0.6900 10 $0.4900 25 $0.4400 100 $0.3900 250 $0.3600 500 $0.3500	$0.3500 / $0.6900	Buy Now UC3843BD1 Part Details
UC3843BN	STMicroelectronics	Current Mode PWM COO: China RoHS: Compliant Min Qty: 1 UC3843BN Part Details	3297	1 $0.6600 10 $0.5000 25 $0.4900 100 $0.4600 250 $0.4300 500 $0.4100	$0.4100 / $0.6600	Buy Now UC3843BN Part Details

RS (Formerly Allied Electronics & Automation)

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BD1G DISTI # 70100727	onsemi	UC3843BD1G, PWM Current Mode Controller, 1 A, 500 kHz 8-Pin SOIC Min Qty: 2 Package Multiple: 1 Container: Bulk UC3843BD1G Part Details	0	2 $0.7900 20 $0.7500 100 $0.7200 200 $0.6800	$0.6800 / $0.7900	RFQ UC3843BD1G Part Details
UC3843BVNG DISTI # 70371520	onsemi	UC3843BVNG, PWM Current Mode Controller, 1 A, 250 kHz, 30 V, 8-Pin PDIP Min Qty: 10 Package Multiple: 1 Container: Bulk UC3843BVNG Part Details	0	10 $0.7600 100 $0.7200 500 $0.6800 1000 $0.6400	$0.6400 / $0.7600	RFQ UC3843BVNG Part Details

Bisco Industries Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BN	ACTIVE COMPNTS/DIODES	UC3843BN Part Details	67			Buy Now UC3843BN Part Details

Bristol Electronics

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BD1013TR	STMicroelectronics	UC3843BD1013TR Part Details	7888			RFQ UC3843BD1013TR Part Details
UC3843BD1013TR	STMicroelectronics	Min Qty: 5 UC3843BD1013TR Part Details	2859	1250 $0.2864 526 $0.3084 244 $0.3524 71 $0.4130 20 $0.7159 5 $1.1014	$0.2864 / $1.1014	Buy Now UC3843BD1013TR Part Details
UC3843BD1R2	onsemi	UC3843BD1R2 Part Details	2500			RFQ UC3843BD1R2 Part Details
UC3843BVDR2G	onsemi	Min Qty: 7 UC3843BVDR2G Part Details	2353	1880 $0.1903 791 $0.2050 366 $0.2342 107 $0.2745 29 $0.4758 7 $0.7320	$0.1903 / $0.7320	Buy Now UC3843BVDR2G Part Details
UC3843BD1R2G	onsemi	UC3843BD1R2G Part Details	2280			RFQ UC3843BD1R2G Part Details
UC3843BD1	onsemi	UC3843BD1 Part Details	2084			RFQ UC3843BD1 Part Details
UC3843BD1R2	onsemi	UC3843BD1R2 Part Details	1195			RFQ UC3843BD1R2 Part Details
UC3843BD1	Motorola Semiconductor Products	UC3843BD1 Part Details	785			RFQ UC3843BD1 Part Details
UC3843BD1013TR	STMicroelectronics	UC3843BD1013TR Part Details	310			RFQ UC3843BD1013TR Part Details
UC3843BDG	onsemi	UC3843BDG Part Details	193			RFQ UC3843BDG Part Details
UC3843BD1R2G	onsemi	Min Qty: 7 UC3843BD1R2G Part Details	140	95 $0.3094 26 $0.5363 7 $0.8250	$0.3094 / $0.8250	Buy Now UC3843BD1R2G Part Details
UC3843BD1	STMicroelectronics	UC3843BD1 Part Details	45			RFQ UC3843BD1 Part Details
UC3843BNG	onsemi	Min Qty: 6 UC3843BNG Part Details	28	23 $0.6094 6 $0.9375	$0.6094 / $0.9375	Buy Now UC3843BNG Part Details

View all 'UC3843B' results from Bristol Electronics

Rochester Electronics ECIA (NEDA) Member • Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BVD1R2G	onsemi	UC3843 Current-Mode PWM Controller RoHS: Compliant Status: Active Min Qty: 1 UC3843BVD1R2G Part Details	2440	100000 $0.2039 10000 $0.2434 1000 $0.2730 500 $0.2960 100 $0.3289	$0.2039 / $0.3289	Buy Now UC3843BVD1R2G Part Details
UC3843BD1	onsemi	UC3843 Current-Mode PWM Controller RoHS: Compliant Status: Obsolete Min Qty: 1 UC3843BD1 Part Details	308	100000 $0.3809 10000 $0.4547 1000 $0.5100 500 $0.5530 100 $0.6144	$0.3809 / $0.6144	Buy Now UC3843BD1 Part Details
UC3843BDG	onsemi	UC3843B - Current-Mode PWM Controller RoHS: Compliant Status: Obsolete Min Qty: 1 UC3843BDG Part Details	8360	100000 $0.2225 10000 $0.2656 1000 $0.2979 500 $0.3230 100 $0.3589	$0.2225 / $0.3589	Buy Now UC3843BDG Part Details
UC3843BD1R2	onsemi	UC3843 Current-Mode PWM Controller RoHS: Not Compliant Status: Obsolete Min Qty: 1 UC3843BD1R2 Part Details	3285	100000 $0.1884 10000 $0.2249 1000 $0.2522 500 $0.2735 100 $0.3039	$0.1884 / $0.3039	Buy Now UC3843BD1R2 Part Details
UC3843BNG	onsemi	UC3843 Current-Mode PWM Controller RoHS: Compliant Status: Active Min Qty: 1 UC3843BNG Part Details	20185	100000 $0.4095 10000 $0.4888 1000 $0.5482 500 $0.5944 100 $0.6605	$0.4095 / $0.6605	Buy Now UC3843BNG Part Details
UC3843BD1R2G	onsemi	UC3843 Current-Mode PWM Controller RoHS: Compliant Status: Active Min Qty: 1 UC3843BD1R2G Part Details	2500	100000 $0.1972 10000 $0.2354 1000 $0.2640 500 $0.2863 100 $0.3181	$0.1972 / $0.3181	Buy Now UC3843BD1R2G Part Details
UC3843BDR2G	onsemi	UC3843B - Current-Mode PWM Controller RoHS: Compliant Status: Active Min Qty: 1 UC3843BDR2G Part Details	1236	100000 $0.2186 10000 $0.2609 1000 $0.2927 500 $0.3173 100 $0.3526	$0.2186 / $0.3526	Buy Now UC3843BDR2G Part Details
UC3843BVD	onsemi	UC3843 Current-Mode PWM Controller ' RoHS: Not Compliant Status: Obsolete Min Qty: 1 UC3843BVD Part Details	1218	100000 $0.2211 10000 $0.2639 1000 $0.2960 500 $0.3209 100 $0.3566	$0.2211 / $0.3566	Buy Now UC3843BVD Part Details
UC3843BVD1G	onsemi	UC3843 Current-Mode PWM Controller RoHS: Compliant Status: Obsolete Min Qty: 1 UC3843BVD1G Part Details	4204	100000 $0.2933 10000 $0.3501 1000 $0.3927 500 $0.4258 100 $0.4731	$0.2933 / $0.4731	Buy Now UC3843BVD1G Part Details
UC3843BNG	Fairchild Semiconductor Corporation	UC3843 Current-Mode PWM Controller RoHS: Compliant Status: Active Min Qty: 1 UC3843BNG Part Details	400	100000 $0.4095 10000 $0.4888 1000 $0.5482 500 $0.5944 100 $0.6605	$0.4095 / $0.6605	Buy Now UC3843BNG Part Details

View all 'UC3843B' results from Rochester Electronics

Future Electronics ECIA (NEDA) Member • Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BD1013TR	STMicroelectronics	UC3843B Series 30 V 17 mA High Performance Current Mode PWM Controller - SOIC-8 Min Qty: 2500 Package Multiple: 2500 UC3843BD1013TR Part Details	45000 null	12500 $0.3050 7500 $0.3100 2500 $0.3150	$0.3050 / $0.3150	Buy Now UC3843BD1013TR Part Details
UC3843BVD1R2G	onsemi	UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - SOIC-8 Min Qty: 2500 Package Multiple: 2500 UC3843BVD1R2G Part Details	17500 null	12500 $0.2050 5000 $0.2100 2500 $0.2150	$0.2050 / $0.2150	Buy Now UC3843BVD1R2G Part Details
UC3843BD1R2G	onsemi	UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - SOIC-8 Min Qty: 2500 Package Multiple: 2500 UC3843BD1R2G Part Details	2500 null	12500 $0.1920 10000 $0.1950 7500 $0.1960 5000 $0.1970 2500 $0.2000	$0.1920 / $0.2000	Buy Now UC3843BD1R2G Part Details
UC3843BN	STMicroelectronics	UC3843B Series 30 V 17 mA High Performance Current Mode PWM Controller - DIP-8 Min Qty: 1 Package Multiple: 1 UC3843BN Part Details	4 null	4000 $0.3250 1250 $0.3450 300 $0.3500 100 $0.3600 1 $0.3700	$0.3250 / $0.3700	Buy Now UC3843BN Part Details

Future Electronics ECIA (NEDA) Member • Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BVD1R2G	onsemi	UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - SOIC-8 Min Qty: 2500 Package Multiple: 2500 UC3843BVD1R2G Part Details	40000 null	37500 $0.1740 25000 $0.1770 10000 $0.1800 7500 $0.1810 2500 $0.1840	$0.1740 / $0.1840	Buy Now UC3843BVD1R2G Part Details
UC3843BD1R2G	onsemi	UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - SOIC-8 Min Qty: 2500 Package Multiple: 2500 UC3843BD1R2G Part Details	27500 null	37500 $0.1740 25000 $0.1770 10000 $0.1800 7500 $0.1810 2500 $0.1840	$0.1740 / $0.1840	Buy Now UC3843BD1R2G Part Details
UC3843BN	STMicroelectronics	UC3843B Series 30 V 17 mA High Performance Current Mode PWM Controller - DIP-8 Min Qty: 50 Package Multiple: 50 UC3843BN Part Details	8000 null	15000 $0.1710 6250 $0.1780 1500 $0.1820 500 $0.1850 50 $0.1930	$0.1710 / $0.1930	Buy Now UC3843BN Part Details
UC3843BD1013TR	STMicroelectronics	UC3843B Series 30 V 17 mA High Performance Current Mode PWM Controller - SOIC-8 Min Qty: 2500 Package Multiple: 2500 UC3843BD1013TR Part Details	5000 null	37500 $0.2100 5000 $0.2150 2500 $0.2200	$0.2100 / $0.2200	Buy Now UC3843BD1013TR Part Details

TME ECIA Member • Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BVDR2G DISTI # UC3843BVDR2G	onsemi	IC: PMIC, PWM controller, 1A, 48÷500kHz, Ch: 1, SO14, flyback, 0÷96% Min Qty: 1 UC3843BVDR2G Part Details	2500	500 $0.3450 100 $0.3830 25 $0.4340 5 $0.4810 1 $0.7790	$0.3450 / $0.7790	Buy Now UC3843BVDR2G Part Details
UC3843BVD1R2G DISTI # UC3843BVD1R2G	onsemi	IC: PMIC, PWM controller, 1A, 48÷500kHz, Ch: 1, SO8, flyback, 0÷96% Min Qty: 1 UC3843BVD1R2G Part Details	2318	1000 $0.2960 500 $0.3100 100 $0.3490 10 $0.5230 1 $0.6520	$0.2960 / $0.6520	Buy Now UC3843BVD1R2G Part Details
UC3843BD1 DISTI # UC3843BD1	STMicroelectronics	IC: PMIC, PWM controller, 1A, 48÷500kHz, Ch: 1, SO8, boost,flyback Min Qty: 1 UC3843BD1 Part Details	2106	2000 $0.3160 1000 $0.3390 500 $0.3650 100 $0.4450 10 $0.6060 1 $0.7290	$0.3160 / $0.7290	Buy Now UC3843BD1 Part Details
UC3843BN DISTI # UC3843BN	STMicroelectronics	IC: PMIC, PWM controller, 1A, 48÷500kHz, Ch: 1, MiniDIP8, 0÷96%, tube Min Qty: 1 UC3843BN Part Details	1422	4000 $0.3350 1000 $0.3580 500 $0.4600 250 $0.5120 100 $0.5440 50 $0.6350 10 $0.6940 1 $0.7790	$0.3350 / $0.7790	Buy Now UC3843BN Part Details
UC3843BD1013TR DISTI # UC3843BD1013TR	STMicroelectronics	IC: PMIC, PWM controller, 1A, 48÷500kHz, Ch: 1, SO8, boost,flyback Min Qty: 1 UC3843BD1013TR Part Details	1335	2500 $0.2760 1000 $0.3090 250 $0.3350 100 $0.3970 25 $0.4410 5 $0.5230 1 $0.5760	$0.2760 / $0.5760	Buy Now UC3843BD1013TR Part Details
UC3843BD1G DISTI # UC3843BD1G	onsemi	IC: PMIC, PWM controller, 1A, 48÷500kHz, Ch: 1, SO8, flyback, 0÷96% Min Qty: 1 UC3843BD1G Part Details	381	196 $0.3010 98 $0.3120 50 $0.3520 10 $0.6180 1 $0.7890	$0.3010 / $0.7890	Buy Now UC3843BD1G Part Details
UC3843BNG DISTI # UC3843BNG	onsemi	IC: PMIC, PWM controller, 1A, 48÷500kHz, Ch: 1, DIP8, flyback, 0÷96% Min Qty: 1 UC3843BNG Part Details	0	1000 $0.5600 500 $0.5700 250 $0.6200 100 $0.7300 50 $0.8100 25 $0.9100 10 $1.0500 1 $1.2500	$0.5600 / $1.2500	RFQ UC3843BNG Part Details

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Ameya Holding Limited

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BD1R2G	onsemi	UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - SOIC-8 UC3843BD1R2G Part Details	10000			RFQ UC3843BD1R2G Part Details
UC3843BNG	onsemi	UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - PDIP-8 UC3843BNG Part Details	4000			RFQ UC3843BNG Part Details

Sensible Micro Corporation

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BN DISTI # SMC-UC3843BN	STMicroelectronics	AS6081 Certified Vendor, 1 Yr Warranty RoHS: Not Compliant Min Qty: 25 Lead time: 2 Weeks, 0 Days UC3843BN Part Details	6903			RFQ UC3843BN Part Details
UC3843BD1R2G DISTI # SMC-UC3843BD1R2G	onsemi	AS6081 Certified Vendor, 1 Yr Warranty RoHS: Not Compliant Min Qty: 25 Lead time: 2 Weeks, 0 Days UC3843BD1R2G Part Details	5184			RFQ UC3843BD1R2G Part Details
UC3843BD1013TR DISTI # SMC-UC3843BD1013TR	STMicroelectronics	AS6081 Certified Vendor, 1 Yr Warranty RoHS: Not Compliant Min Qty: 25 Lead time: 2 Weeks, 0 Days UC3843BD1013TR Part Details	5000			RFQ UC3843BD1013TR Part Details
UC3843BNG DISTI # SMC-UC3843BNG	onsemi	OEM Excess 5-7 Days Leadtime, We are an AS6081 Certified Vendor, 1 Yr Warranty RoHS: Not Compliant Min Qty: 25 Lead time: 2 Weeks, 0 Days UC3843BNG Part Details	79			RFQ UC3843BNG Part Details

IBS Electronics

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BD1R2G DISTI # UC3843BD1R2G	onsemi	UC3843BD1R2G by ONSEMI is a high-performance current mode controller in SOIC-8 package, operating at 30V, 275kHz, with 7.6V to 30V supply, -40&#xB0, C to 70&#xB0, C temperature range, and RoHS compliant. Min Qty: 2500 Package Multiple: 1 UC3843BD1R2G Part Details	110000	2500 $0.2392 7500 $0.2353 10000 $0.2340 25000 $0.2301 37500 $0.2262	$0.2262 / $0.2392	Buy Now UC3843BD1R2G Part Details
UC3843BD1013TR DISTI # UC3843BD1013TR	STMicroelectronics	IC REG CTRLR BOOST/FLYBACK 8SOIC / CURRENT MODE PWM CONTROLLER 1A 500KHZ 8-PIN SO N T/R Min Qty: 2500 Package Multiple: 1 UC3843BD1013TR Part Details	45000	2500 $0.1872 5000 $0.1846 7500 $0.1833 12500 $0.1820 25000 $0.1794	$0.1794 / $0.1872	Buy Now UC3843BD1013TR Part Details
UC3843BVD1R2G DISTI # UC3843BVD1R2G	onsemi	UC3843BVD1R2G by ONSEMI is a DC-DC switching controller in SOIC package, 1 output, 5V, 17mA, 50ns, 7-30V supply, 520kHz frequency, surface mount, operating from -40&#xB0, C to 105&#xB0, C. Min Qty: 2500 Package Multiple: 1 UC3843BVD1R2G Part Details	42500	2500 $0.2392 5000 $0.3237 10000 $0.2340 10000 $0.3141 25000 $0.3093 50000 $0.3047	$0.2340 / $0.3237	Buy Now UC3843BVD1R2G Part Details
UC3843BD1G DISTI # UC3843BD1G	onsemi	UC3843B SERIES 30 V 275 KHZ HIGH PERFORMANCE CURRENT MODE CONTROLLER - SOIC-8 Min Qty: 98 Package Multiple: 1 UC3843BD1G Part Details	2058	98 $0.3795 588 $0.3483 2548 $0.3431 5096 $0.3260 7546 $0.3211 25088 $0.3140 50078 $0.3093	$0.3093 / $0.3795	Buy Now UC3843BD1G Part Details
UC3843BNG DISTI # UC3843BNG	onsemi	UC3843BNG by ONSEMI is a current-mode switching controller with 1A output, 500kHz max switching frequency, in a PDIP-8 package, ideal for voltage regulation applications. Min Qty: 50 Package Multiple: 1 UC3843BNG Part Details	800	50 $0.4355 250 $0.4225 1000 $0.4095 2500 $0.4030 6250 $0.3900	$0.3900 / $0.4355	Buy Now UC3843BNG Part Details
UC3843BN DISTI # UC3843BN	STMicroelectronics	SWITCHING CONTROLLER CURRENT-MODE 1A 500KHZ SWITCHING FREQ-MAX BIPOLAR PDIP8 Min Qty: 150 Package Multiple: 1 UC3843BN Part Details	574	150 $0.2405 250 $0.2327 1250 $0.2262 3750 $0.2223 10000 $0.2145	$0.2145 / $0.2405	Buy Now UC3843BN Part Details
UC3843BD1 DISTI # UC3843BD1	STMicroelectronics	SWITCHING CONTROLLER CURRENT-MODE 1A 500KHZ SWITCHING FREQ-MAX BIPOLAR PDSO8 Min Qty: 2000 Package Multiple: 1 UC3843BD1 Part Details	0	2000 $0.4745 4000 $0.4680 6000 $0.4615 8000 $0.4615 10000 $0.4550	$0.4550 / $0.4745	Buy Now UC3843BD1 Part Details
UC3843BVDR2G DISTI # UC3843BVDR2G	onsemi	UC3843BVDR2G by ONSEMI is a current mode controller in SOIC-14 package, part of the UC2843 series, supporting 30V, 30mA, and 500kHz operation, ideal for efficient power management applications. Min Qty: 5000 Package Multiple: 1 UC3843BVDR2G Part Details	0	5000 $0.2990 5000 $0.2925 7500 $0.2925 10000 $0.2925 12500 $0.2860	$0.2860 / $0.2990	Buy Now UC3843BVDR2G Part Details
UC3843BDR2G DISTI # UC3843BDR2G	onsemi	UC384*B BOOST FLYBACK TAPE &amp, REEL (TR) E3 DC TO DC SWITCHING CONTROLLER 50NS 17MA 1.5MM 5V Min Qty: 5000 Package Multiple: 1 UC3843BDR2G Part Details	0	5000 $0.2990 5000 $0.2925 7500 $0.2925 10000 $0.2925 12500 $0.2860	$0.2860 / $0.2990	Buy Now UC3843BDR2G Part Details

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ComSIT USA

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BDG		AVAILABLE EU	435			RFQ

ComSIT USA

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BDR2G	onsemi	HIGH PERFORMANCE CURRENT MODE CONTROLLER Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO14 ECCN: EAR99 RoHS: Compliant UC3843BDR2G Part Details	Stock DE - 335 Stock ES - 4519 Stock US - 0 Stock MX - 0 Stock CN - 0 Stock HK - 0			RFQ UC3843BDR2G Part Details
UC3843B	STMicroelectronics	Electronic Component RoHS: Not Compliant UC3843B Part Details	Stock DE - 0 Stock ES - 700 Stock US - 0 Stock MX - 0 Stock CN - 0 Stock HK - 0			RFQ UC3843B Part Details
UC3843BD1	STMicroelectronics	Electronic Component RoHS: Compliant UC3843BD1 Part Details	Stock DE - 0 Stock ES - 500 Stock US - 0 Stock MX - 0 Stock CN - 0 Stock HK - 0			RFQ UC3843BD1 Part Details
UC3843BN	STMicroelectronics	HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8 ECCN: EAR99 RoHS: Not Compliant UC3843BN Part Details	Stock DE - 400 Stock ES - 100 Stock US - 0 Stock MX - 0 Stock CN - 0 Stock HK - 0			RFQ UC3843BN Part Details
UC3843BNG	onsemi	Electronic Component RoHS: Compliant UC3843BNG Part Details	Stock DE - 0 Stock ES - 308 Stock US - 0 Stock MX - 0 Stock CN - 0 Stock HK - 0			RFQ UC3843BNG Part Details
UC3843BD	Motorola Semiconductor Products	Electronic Component RoHS: Not Compliant UC3843BD Part Details	Stock DE - 0 Stock ES - 300 Stock US - 0 Stock MX - 0 Stock CN - 0 Stock HK - 0			RFQ UC3843BD Part Details

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Chip 1 Exchange

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BVD1R2G	onsemi	INSTOCK UC3843BVD1R2G Part Details	6500			RFQ UC3843BVD1R2G Part Details
UC3843BVD1R2G	onsemi	INSTOCK UC3843BVD1R2G Part Details	350			RFQ UC3843BVD1R2G Part Details

Component Electronics, Inc

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BN	STMicroelectronics	IN STOCK SHIP TODAY UC3843BN Part Details	277	1000 $0.6000 100 $0.6900 1 $0.9200	$0.6000 / $0.9200	Buy Now UC3843BN Part Details
UC3843BD1R2G	onsemi	IN STOCK SHIP TODAY UC3843BD1R2G Part Details	227	1000 $1.0000 100 $1.1500 1 $1.5400	$1.0000 / $1.5400	Buy Now UC3843BD1R2G Part Details
UC3843BN	onsemi	IN STOCK SHIP TODAY UC3843BN Part Details	26	1000 $0.6000 100 $0.6900 1 $0.9200	$0.6000 / $0.9200	Buy Now UC3843BN Part Details

Avnet Asia Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BD1R2G DISTI # UC3843BD1R2G	onsemi	Current Mode PWM Controller 1A 8-Pin SOIC N T/R (Alt: UC3843BD1R2G) RoHS: Compliant Min Qty: 5000 Package Multiple: 2500 Lead time: 16 Weeks, 0 Days UC3843BD1R2G Part Details	5000	250000 $0.1923 125000 $0.1970 50000 $0.2019 25000 $0.2070 15000 $0.2123 10000 $0.2180 5000 $0.2336	$0.1923 / $0.2336	Buy Now UC3843BD1R2G Part Details
UC3843BD1G DISTI # UC3843BD1G	onsemi	Current Mode PWM Controller 1A 8-Pin SOIC N Rail (Alt: UC3843BD1G) RoHS: Compliant Min Qty: 3430 Package Multiple: 98 Lead time: 13 Weeks, 0 Days UC3843BD1G Part Details	0	171500 $0.1817 85750 $0.1860 34300 $0.1906 17150 $0.1954 10290 $0.1979 6860 $0.2005 3430 $0.2032	$0.1817 / $0.2032	Buy Now UC3843BD1G Part Details
UC3843BVD1R2G DISTI # UC3843BVD1R2G	onsemi	Controller Current Mode, 25V-12V supply, 500 kHz, 5V/200mA out, SOIC-8 (Alt: UC3843BVD1R2G) RoHS: Compliant Min Qty: 5000 Package Multiple: 2500 Lead time: 16 Weeks, 0 Days UC3843BVD1R2G Part Details	0	250000 $0.1804 125000 $0.1847 50000 $0.1893 25000 $0.1941 15000 $0.1965 10000 $0.1991 5000 $0.2017	$0.1804 / $0.2017	Buy Now UC3843BVD1R2G Part Details
UC3843BNG DISTI # UC3843BNG	onsemi	Current Mode PWM Controller 1A 8-Pin PDIP Rail (Alt: UC3843BNG) RoHS: Compliant Min Qty: 2300 Package Multiple: 50 Lead time: 16 Weeks, 0 Days UC3843BNG Part Details	0	115000 $0.2832 57500 $0.2900 23000 $0.2972 11500 $0.3047 6900 $0.3086 4600 $0.3126 2300 $0.3167	$0.2832 / $0.3167	Buy Now UC3843BNG Part Details
UC3843BVDR2G DISTI # UC3843BVDR2G	onsemi	PWM Current Mode Controller, Fixed Frequency, 30V In, 200 ma Out, 52 kHz, SOIC-14 (Alt: UC3843BVDR2G) RoHS: Compliant Min Qty: 5000 Package Multiple: 2500 Lead time: 16 Weeks, 0 Days UC3843BVDR2G Part Details	0	250000 $0.1941 125000 $0.1988 50000 $0.2037 25000 $0.2089 15000 $0.2115 10000 $0.2143 5000 $0.2171	$0.1941 / $0.2171	Buy Now UC3843BVDR2G Part Details
UC3843BDR2G DISTI # UC3843BDR2G	onsemi	PWM Controller, 14V to 30V Supply, 500kHz, 5V/1A out, SOIC-14 (Alt: UC3843BDR2G) RoHS: Compliant Min Qty: 5000 Package Multiple: 2500 Lead time: 14 Weeks, 0 Days UC3843BDR2G Part Details	0	250000 $0.1941 125000 $0.1988 50000 $0.2037 25000 $0.2089 15000 $0.2115 10000 $0.2143 5000 $0.2171	$0.1941 / $0.2171	Buy Now UC3843BDR2G Part Details
UC3843BVD1G DISTI # UC3843BVD1G	onsemi	Current Mode PWM Controller 1A 8-Pin SOIC N Rail (Alt: UC3843BVD1G) RoHS: Compliant Min Qty: 1176 Package Multiple: 98 UC3843BVD1G Part Details	0			RFQ UC3843BVD1G Part Details

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New Advantage Corporation Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BD1R2G	onsemi	UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - SOIC-8 RoHS: Compliant Min Qty: 1 Package Multiple: 2500 UC3843BD1R2G Part Details	112500	2500 $0.3333 112500 $0.3077	$0.3077 / $0.3333	Buy Now UC3843BD1R2G Part Details
UC3843BVD1R2G	onsemi	UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - SOIC-8 RoHS: Compliant Min Qty: 1 Package Multiple: 2500 UC3843BVD1R2G Part Details	25000	2500 $0.4633 25000 $0.4277	$0.4277 / $0.4633	Buy Now UC3843BVD1R2G Part Details
UC3843BD1G	onsemi	UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - SOIC-8 RoHS: Compliant Min Qty: 1 Package Multiple: 98 UC3843BD1G Part Details	1862	294 $0.9517 1862 $0.8785	$0.8785 / $0.9517	Buy Now UC3843BD1G Part Details
UC3843BNG	onsemi	UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - PDIP-8 RoHS: Compliant Min Qty: 1 Package Multiple: 50 UC3843BNG Part Details	650	350 $0.5500 650 $0.5077	$0.5077 / $0.5500	Buy Now UC3843BNG Part Details

Flip Electronics ECIA Member • Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BD1G	onsemi	Stock, ship today UC3843BD1G Part Details	218990			RFQ UC3843BD1G Part Details
UC3843BD1R2G	onsemi	Stock, ship today UC3843BD1R2G Part Details	218500			RFQ UC3843BD1R2G Part Details
UC3843BVD1R2G	onsemi	Stock, ship today UC3843BVD1R2G Part Details	48495			RFQ UC3843BVD1R2G Part Details
UC3843BVD1R2	onsemi	Stock UC3843BVD1R2 Part Details	48495			RFQ UC3843BVD1R2 Part Details
UC3843BDR2G	onsemi	Stock, ship today UC3843BDR2G Part Details	7500			RFQ UC3843BDR2G Part Details
UC3843BVDG	onsemi	Stock, ship today UC3843BVDG Part Details	6825			RFQ UC3843BVDG Part Details
UC3843BNG	onsemi	Stock, ship today UC3843BNG Part Details	2200			RFQ UC3843BNG Part Details

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EBV Elektronik Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BD1013TR DISTI # UC3843BD1013TR	STMicroelectronics	(Alt: UC3843BD1013TR) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 15 Weeks, 0 Days UC3843BD1013TR Part Details	EBV - 195000			Buy Now UC3843BD1013TR Part Details
UC3843BVD1R2G DISTI # UC3843BVD1R2G	onsemi	Controller Current Mode 25V12V supply 500 kHz 5V200mA out SOIC8 (Alt: UC3843BVD1R2G) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 18 Weeks, 0 Days UC3843BVD1R2G Part Details	EBV - 32500			Buy Now UC3843BVD1R2G Part Details
UC3843BN DISTI # UC3843BN	STMicroelectronics	Current Mode PWM Controller 1A 8Pin PDIP (Alt: UC3843BN) RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 15 Weeks, 0 Days UC3843BN Part Details	EBV - 5000			Buy Now UC3843BN Part Details
UC3843BD1G DISTI # UC3843BD1G	onsemi	Current Mode PWM Controller 1A 8Pin SOIC N Rail (Alt: UC3843BD1G) RoHS: Compliant Min Qty: 98 Package Multiple: 98 Lead time: 15 Weeks, 0 Days UC3843BD1G Part Details	EBV - 2352			Buy Now UC3843BD1G Part Details
UC3843BD1 DISTI # UC3843BD1	STMicroelectronics	Current Mode PWM Controller 1A 8Pin SO N (Alt: UC3843BD1) RoHS: Compliant Min Qty: 100 Package Multiple: 100 Lead time: 15 Weeks, 0 Days UC3843BD1 Part Details	EBV - 700			Buy Now UC3843BD1 Part Details
UC3843BNG DISTI # UC3843BNG	onsemi	Current Mode PWM Controller 1A 8Pin PDIP Rail (Alt: UC3843BNG) RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 18 Weeks, 0 Days UC3843BNG Part Details	EBV - 0			Buy Now UC3843BNG Part Details
UC3843BDR2G DISTI # UC3843BDR2G	onsemi	PWM Controller 14V to 30V Supply 500kHz 5V1A out SOIC14 (Alt: UC3843BDR2G) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 16 Weeks, 0 Days UC3843BDR2G Part Details	EBV - 0			Buy Now UC3843BDR2G Part Details
UC3843BVDR2G DISTI # UC3843BVDR2G	onsemi	PWM Current Mode Controller Fixed Frequency 30V In 200 ma Out 52 kHz SOIC14 (Alt: UC3843BVDR2G) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 18 Weeks, 0 Days UC3843BVDR2G Part Details	EBV - 0			Buy Now UC3843BVDR2G Part Details
UC3843BD1R2G DISTI # UC3843BD1R2G	onsemi	Current Mode PWM Controller 1A 8Pin SOIC N TR (Alt: UC3843BD1R2G) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 18 Weeks, 0 Days UC3843BD1R2G Part Details	EBV - 0			Buy Now UC3843BD1R2G Part Details

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LCSC

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BN	STMicroelectronics	500kHz 7.6V30V DIP-8 AC-DC Controllers and Regulators ROHS UC3843BN Part Details	100275	5000 $0.1388 2000 $0.1479 500 $0.1632 150 $0.1976 50 $0.2251 5 $0.2893	$0.1388 / $0.2893	Buy Now UC3843BN Part Details
UC3843BD1013TR	STMicroelectronics	500kHz 7.6V30V SOIC-8 AC-DC Controllers and Regulators ROHS UC3843BD1013TR Part Details	69075	5000 $0.1531 2500 $0.1598 500 $0.1731 150 $0.1897 50 $0.2119 5 $0.2562	$0.1531 / $0.2562	Buy Now UC3843BD1013TR Part Details
UC3843BD1R2G	onsemi	500kHz 7.6V30V SOIC-8 AC-DC Controllers and Regulators ROHS UC3843BD1R2G Part Details	39618	1000 $0.1914 500 $0.2021 100 $0.3093 30 $0.3506 10 $0.3843 1 $0.4638	$0.1914 / $0.4638	Buy Now UC3843BD1R2G Part Details
UC3843B	UMW	SOP-8 DC-DC Converters ROHS UC3843B Part Details	37595	5000 $0.0660 2500 $0.0710 500 $0.0909 150 $0.1032 50 $0.1198 5 $0.1528	$0.0660 / $0.1528	Buy Now UC3843B Part Details
UC3843BDTR(XBLW)	XBLW	SOP-8 DC-DC Converters ROHS UC3843BDTR(XBLW) Part Details	5310	5000 $0.0349 2500 $0.0376 500 $0.0428 150 $0.0494 50 $0.0581 5 $0.0756	$0.0349 / $0.0756	Buy Now UC3843BDTR(XBLW) Part Details
UC3843BVD1R2G	onsemi	500kHz 7.6V30V SOIC-8 AC-DC Controllers and Regulators ROHS UC3843BVD1R2G Part Details	4693	1000 $0.2264 500 $0.2402 100 $0.2631 30 $0.3151 10 $0.3564 1 $0.4512	$0.2264 / $0.4512	Buy Now UC3843BVD1R2G Part Details
UC3843B-HXY	HXY	500kHz 30V SOP-8 AC-DC Controllers and Regulators ROHS UC3843B-HXY Part Details	1720	5000 $0.0841 2500 $0.0894 500 $0.1127 150 $0.1321 50 $0.1477 5 $0.1840	$0.0841 / $0.1840	Buy Now UC3843B-HXY Part Details
UC3843BM/TR	HuaGuan Semiconductor	1A 10V30V SOP-8 AC-DC Controllers and Regulators ROHS UC3843BM/TR Part Details	1140	5000 $0.1407 2500 $0.1494 500 $0.1805 150 $0.2130 50 $0.2391 5 $0.2999	$0.1407 / $0.2999	Buy Now UC3843BM/TR Part Details
UC3843BD1	STMicroelectronics	500kHz 7.6V30V SO-8 AC-DC Controllers and Regulators ROHS UC3843BD1 Part Details	864	1000 $0.3123 500 $0.3289 100 $0.3591 30 $0.4104 10 $0.4617 1 $0.5628	$0.3123 / $0.5628	Buy Now UC3843BD1 Part Details
UC3843BD1G	onsemi	500kHz 7.6V30V SOIC-8 AC-DC Controllers and Regulators ROHS UC3843BD1G Part Details	168	4018 $0.3229 1960 $0.3259 980 $0.3289 490 $0.3455 98 $0.3772 30 $0.4315 10 $0.4843	$0.3229 / $0.4843	Buy Now UC3843BD1G Part Details
UC3843BNG	onsemi	500kHz 7.6V30V DIP-8 AC-DC Controllers and Regulators ROHS UC3843BNG Part Details	61	1000 $0.5356 500 $0.5643 100 $0.6171 50 $0.7046 10 $0.7951 1 $0.9732	$0.5356 / $0.9732	Buy Now UC3843BNG Part Details
UC3843BVDR2G	onsemi	500kHz 7.6V30V SOIC-14 AC-DC Controllers and Regulators ROHS UC3843BVDR2G Part Details	38	1000 $0.3863 500 $0.4089 100 $0.4511 30 $0.5236 10 $0.5945 1 $0.7378	$0.3863 / $0.7378	Buy Now UC3843BVDR2G Part Details
UC3843BDR2G	onsemi	500kHz 7.6V30V SOIC-14 AC-DC Controllers and Regulators ROHS UC3843BDR2G Part Details	26	100 $0.4059 30 $0.4134 10 $0.4210 1 $0.4300	$0.4059 / $0.4300	Buy Now UC3843BDR2G Part Details

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Wuhan P&S Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BVD1R2G	onsemi	Current Mode PWM Control Circuit Min Qty: 1 UC3843BVD1R2G Part Details	2500	1 $0.6800 100 $0.4400 500 $0.3600 1000 $0.3300	$0.3300 / $0.6800	Buy Now UC3843BVD1R2G Part Details

Win Source Electronics

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BVD1R2G	onsemi	IC REG CTRLR FLYBACK 8SOIC UC3843BVD1R2G Part Details	118825	1240 $0.2802 925 $0.3125 715 $0.3233 520 $0.3340 335 $0.3449 140 $0.4202	$0.2802 / $0.4202	Buy Now UC3843BVD1R2G Part Details
UC3843BVD1R2	onsemi	High Performance Current Mode Controllers \| IC REG CTRLR FLYBACK 8SOIC UC3843BVD1R2 Part Details	118820	535 $0.6537 400 $0.7288 310 $0.7542 225 $0.7785 145 $0.8039 60 $0.9794	$0.6537 / $0.9794	Buy Now UC3843BVD1R2 Part Details
UC3843BD1	STMicroelectronics	IC REG CTRLR BOOST/FLYBACK 8SO UC3843BD1 Part Details	82383	1565 $0.2215 1255 $0.2305 965 $0.2398 675 $0.2583 435 $0.2675 205 $0.2859	$0.2215 / $0.2859	Buy Now UC3843BD1 Part Details
UC3843BD1R2	onsemi	High Performance Current Mode Controllers \| IC REG CTRLR FLYBACK 8SOIC UC3843BD1R2 Part Details	76790	1565 $0.2215 1255 $0.2305 965 $0.2398 675 $0.2583 435 $0.2675 205 $0.2859	$0.2215 / $0.2859	Buy Now UC3843BD1R2 Part Details
UC3843BD1R2G	onsemi	IC REG CTRLR FLYBACK 8SOIC UC3843BD1R2G Part Details	74290	1565 $0.2215 1255 $0.2305 965 $0.2398 675 $0.2583 435 $0.2675 205 $0.2859	$0.2215 / $0.2859	Buy Now UC3843BD1R2G Part Details
UC3843BN	STMicroelectronics	IC REG CTRLR BST/FLYBK 8-MINIDIP UC3843BN Part Details	69680	2435 $0.1425 1950 $0.1485 1500 $0.1545 1045 $0.1662 675 $0.1722 315 $0.1840	$0.1425 / $0.1840	Buy Now UC3843BN Part Details
UC3843BD1013TR	STMicroelectronics	IC REG CTRLR BOOST/FLYBACK 8SOIC / Current Mode PWM Controller 1A 500kHz 8-Pin SO N T/R UC3843BD1013TR Part Details	55370	2485 $0.1395 1990 $0.1455 1530 $0.1512 1065 $0.1629 685 $0.1686 325 $0.1802	$0.1395 / $0.1802	Buy Now UC3843BD1013TR Part Details
UC3843BVD1G	onsemi	High Performance Current Mode Controllers UC3843BVD1G Part Details	50000	660 $0.5273 495 $0.5881 380 $0.6084 280 $0.6287 180 $0.6490 75 $0.7909	$0.5273 / $0.7909	Buy Now UC3843BVD1G Part Details
UC3843BVD1	onsemi	IC REG CTRLR FLYBACK 8SOIC UC3843BVD1 Part Details	50000	240 $1.2727 180 $1.4196 140 $1.4685 100 $1.5175 65 $1.5664 30 $1.9090	$1.2727 / $1.9090	Buy Now UC3843BVD1 Part Details
UC3843BDR2G	onsemi	Current Mode PWM Controller 1A 500kHz 14-Pin SOIC N T/R / IC REG CTRLR FLYBACK 14SOIC UC3843BDR2G Part Details	17450	1225 $0.2830 915 $0.3165 710 $0.3269 515 $0.3373 335 $0.3488 140 $0.4250	$0.2830 / $0.4250	Buy Now UC3843BDR2G Part Details
UC3843BDG	onsemi	IC REG CTRLR FLYBACK 14SOIC UC3843BDG Part Details	17440	1225 $0.2830 915 $0.3165 710 $0.3269 515 $0.3373 335 $0.3488 140 $0.4250	$0.2830 / $0.4250	Buy Now UC3843BDG Part Details
UC3843BDR2	onsemi	High Performance Current Mode Controllers \| IC REG CTRLR FLYBACK 14SOIC UC3843BDR2 Part Details	17430	1225 $0.2830 915 $0.3165 710 $0.3269 515 $0.3373 335 $0.3488 140 $0.4250	$0.2830 / $0.4250	Buy Now UC3843BDR2 Part Details
UC3843BD	onsemi	IC REG CTRLR FLYBACK 14SOIC / HIGH PERFORMANCE CURRENT MODE CONTROLLERS UC3843BD Part Details	17420	1225 $0.2830 915 $0.3165 710 $0.3269 515 $0.3373 335 $0.3488 140 $0.4250	$0.2830 / $0.4250	Buy Now UC3843BD Part Details
UC3843BD1G	onsemi	IC REG CTRLR FLYBACK 8SOIC UC3843BD1G Part Details	395	420 $0.7223 315 $0.8056 245 $0.8333 175 $0.8611 115 $0.8889 50 $1.0833	$0.7223 / $1.0833	Buy Now UC3843BD1G Part Details

View all 'UC3843B' results from Win Source Electronics

Avnet Silica Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BD1R2G DISTI # UC3843BD1R2G	onsemi	Current Mode PWM Controller 1A 8Pin SOIC N TR (Alt: UC3843BD1R2G) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 17 Weeks, 0 Days UC3843BD1R2G Part Details	Silica - 165000			Buy Now UC3843BD1R2G Part Details
UC3843BD1 DISTI # UC3843BD1	STMicroelectronics	Current Mode PWM Controller 1A 8Pin SO N (Alt: UC3843BD1) RoHS: Compliant Min Qty: 100 Package Multiple: 100 Lead time: 15 Weeks, 0 Days UC3843BD1 Part Details	Silica - 39200			Buy Now UC3843BD1 Part Details
UC3843BN DISTI # UC3843BN	STMicroelectronics	Current Mode PWM Controller 1A 8Pin PDIP (Alt: UC3843BN) RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 15 Weeks, 0 Days UC3843BN Part Details	Silica - 8600			Buy Now UC3843BN Part Details
UC3843BD1013TR DISTI # UC3843BD1013TR	STMicroelectronics	(Alt: UC3843BD1013TR) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 15 Weeks, 0 Days UC3843BD1013TR Part Details	Silica - 7500			Buy Now UC3843BD1013TR Part Details
UC3843BD1G DISTI # UC3843BD1G	onsemi	Current Mode PWM Controller 1A 8Pin SOIC N Rail (Alt: UC3843BD1G) RoHS: Compliant Min Qty: 98 Package Multiple: 98 Lead time: 14 Weeks, 0 Days UC3843BD1G Part Details	Silica - 686			Buy Now UC3843BD1G Part Details
UC3843BNG DISTI # UC3843BNG	onsemi	Current Mode PWM Controller 1A 8Pin PDIP Rail (Alt: UC3843BNG) RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 17 Weeks, 0 Days UC3843BNG Part Details	Silica - 50			Buy Now UC3843BNG Part Details
UC3843BDR2G DISTI # UC3843BDR2G	onsemi	PWM Controller 14V to 30V Supply 500kHz 5V1A out SOIC14 (Alt: UC3843BDR2G) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 15 Weeks, 0 Days UC3843BDR2G Part Details	Silica - 0			Buy Now UC3843BDR2G Part Details
UC3843BVDR2G DISTI # UC3843BVDR2G	onsemi	PWM Current Mode Controller Fixed Frequency 30V In 200 ma Out 52 kHz SOIC14 (Alt: UC3843BVDR2G) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 17 Weeks, 0 Days UC3843BVDR2G Part Details	Silica - 0			Buy Now UC3843BVDR2G Part Details
UC3843BVD1R2G DISTI # UC3843BVD1R2G	onsemi	Controller Current Mode 25V12V supply 500 kHz 5V200mA out SOIC8 (Alt: UC3843BVD1R2G) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 17 Weeks, 0 Days UC3843BVD1R2G Part Details	Silica - 0			Buy Now UC3843BVD1R2G Part Details

View all 'UC3843B' results from Avnet Silica

Vyrian

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
UC3843BD1013TR	STMicroelectronics	Other Function Semiconductors UC3843BD1013TR Part Details	35464			RFQ UC3843BD1013TR Part Details
UC3843BD1R2G	onsemi	Other Function Semiconductors UC3843BD1R2G Part Details	28087			RFQ UC3843BD1R2G Part Details
UC3843BD1G	onsemi	Other Function Semiconductors UC3843BD1G Part Details	25295			RFQ UC3843BD1G Part Details
UC3843BVD1R2G	onsemi	Other Function Semiconductors UC3843BVD1R2G Part Details	13236			RFQ UC3843BVD1R2G Part Details
UC3843BNG	onsemi	Other Function Semiconductors UC3843BNG Part Details	9364			RFQ UC3843BNG Part Details
UC3843BD1	Motorola Semiconductor Products	Other Function Semiconductors UC3843BD1 Part Details	5833			RFQ UC3843BD1 Part Details
UC3843BDG	onsemi	Other Function Semiconductors UC3843BDG Part Details	5234			RFQ UC3843BDG Part Details
UC3843BVDR2G	onsemi	Other Function Semiconductors UC3843BVDR2G Part Details	4881			RFQ UC3843BVDR2G Part Details
UC3843BDR2G	onsemi	Other Function Semiconductors UC3843BDR2G Part Details	2760			RFQ UC3843BDR2G Part Details
UC3843BVNG	onsemi	Other Function Semiconductors UC3843BVNG Part Details	2430			RFQ UC3843BVNG Part Details
UC3843BVD1G	onsemi	Other Function Semiconductors UC3843BVD1G Part Details	2408			RFQ UC3843BVD1G Part Details
UC3843BN	Motorola Semiconductor Products	Other Function Semiconductors UC3843BN Part Details	1515			RFQ UC3843BN Part Details
UC3843BVN	Motorola Semiconductor Products	Other Function Semiconductors UC3843BVN Part Details	299			RFQ UC3843BVN Part Details
E-UC3843BD1013TR	STMicroelectronics	Other Function Semiconductors E-UC3843BD1013TR Part Details	60			RFQ E-UC3843BD1013TR Part Details
E-UC3843BN	STMicroelectronics	Other Function Semiconductors E-UC3843BN Part Details	56			RFQ E-UC3843BN Part Details

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View all 'UC3843B' results from Vyrian

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