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Transistors / Small Signal Bipolar Transistors / BC817-40LT3G
Datasheets
BC817-40LT3G by:

NPN Bipolar Transistor, SOT-23 (TO-236) 3 LEAD, 10000-REEL

Part Details for BC817-40LT3G by onsemi

Results Overview of BC817-40LT3G by onsemi

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

BC817-40LT3G Information

BC817-40LT3G by onsemi is a Small Signal Bipolar Transistor.
Small Signal Bipolar Transistors are under the broader part category of Transistors.

A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.

Price & Stock for BC817-40LT3G

Part # Distributor Description Stock Price Buy
DISTI # 08AK5129
Newark Npn Bipolar Transistor/ Reel Rohs Compliant: Yes |Onsemi BC817-40LT3G RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape 28586
  • 1 $0.0210
  • 50 $0.0210
  • 100 $0.0210
  • 250 $0.0210
  • 500 $0.0210
  • 1,000 $0.0210
  • 2,500 $0.0200
  • 5,000 $0.0200
$0.0200 / $0.0210 Buy Now
DISTI # 85AC1463
Newark Transistor, Bipol, Npn, 45V, Sot-23-3, Transistor Polarity:Npn, Collector Emitter Voltage V(Br)Ceo:45V, Transition Frequency Ft:100Mhz, Power Dissipation Pd:225Mw, Dc Collector Current:500Ma, Dc Current Gain Hfe:40Hfe, Transistor Rohs Compliant: Yes |Onsemi BC817-40LT3G RoHS: Compliant Min Qty: 10000 Package Multiple: 1 Date Code: 1 Container: Reel 17900
  • 10,000 $0.0310
  • 20,000 $0.0300
  • 40,000 $0.0280
  • 60,000 $0.0270
$0.0270 / $0.0310 Buy Now
DISTI # 81Y5861
Newark Transistor, Bipol, Npn, 45V, Sot-23-3, Transistor Polarity:Npn, Collector Emitter Voltage Max:45V, Continuous Collector Current:500Ma, Power Dissipation:225Mw, Transistor Mounting:Surface Mount, No. Of Pins:3Pins, Product Range:- Rohs Compliant: Yes |Onsemi BC817-40LT3G RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Cut Tape 9251
  • 1 $0.1080
  • 50 $0.0770
  • 100 $0.0540
  • 250 $0.0490
  • 500 $0.0430
  • 1,000 $0.0390
  • 2,500 $0.0350
  • 5,000 $0.0320
$0.0320 / $0.1080 Buy Now
DISTI # BC817-40LT3GOSCT-ND
DigiKey TRANS NPN 45V 0.5A SOT23-3 Min Qty: 1 Lead time: 10 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 28426
In Stock
  • 1 $0.1500
  • 10 $0.0940
  • 100 $0.0578
  • 500 $0.0419
  • 1,000 $0.0367
  • 2,000 $0.0324
  • 5,000 $0.0276
  • 10,000 $0.0247
  • 20,000 $0.0222
  • 30,000 $0.0209
  • 50,000 $0.0195
  • 70,000 $0.0186
  • 100,000 $0.0178
  • 250,000 $0.0160
  • 500,000 $0.0149
$0.0149 / $0.1500 Buy Now
DISTI # 08AK5129
Avnet Americas Trans GP BJT NPN 45V 0.5A 3-Pin SOT-23 T/R - Product that comes on tape, but is not reeled (Alt: 08AK5129) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 53 Weeks, 4 Days Container: Ammo Pack 19766 Partner Stock
  • 1 $0.1040
  • 50 $0.0720
  • 100 $0.0360
  • 250 $0.0340
  • 500 $0.0310
$0.0310 / $0.1040 Buy Now
DISTI # 81Y5861
Avnet Americas Trans GP BJT NPN 45V 0.5A 3-Pin SOT-23 T/R - Product that comes on tape, but is not reeled (Alt: 81Y5861) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 16 Weeks, 5 Days Container: Ammo Pack 431 Partner Stock
  • 1 $0.1100
  • 50 $0.0780
  • 100 $0.0420
  • 250 $0.0400
  • 500 $0.0370
$0.0370 / $0.1100 Buy Now
DISTI # BC817-40LT3G
Avnet Americas Trans GP BJT NPN 45V 0.5A 3-Pin SOT-23 T/R - Tape and Reel (Alt: BC817-40LT3G) RoHS: Compliant Min Qty: 60000 Package Multiple: 10000 Lead time: 10 Weeks, 0 Days Container: Reel 0
  • 60,000 $0.0155
  • 80,000 $0.0153
  • 140,000 $0.0150
  • 300,000 $0.0147
  • 600,000 $0.0145
$0.0145 / $0.0155 Buy Now
DISTI # 863-BC817-40LT3G
Mouser Electronics Bipolar Transistors - BJT 500mA 50V NPN RoHS: Compliant 0
  • 1 $0.1500
  • 10 $0.0930
  • 100 $0.0570
  • 500 $0.0420
  • 1,000 $0.0300
  • 2,500 $0.0260
  • 5,000 $0.0230
  • 10,000 $0.0190
  • 20,000 $0.0180
$0.0180 / $0.1500 Order Now
DISTI # V72:2272_07322972
Arrow Electronics Trans GP BJT NPN 45V 0.5A 300mW 3-Pin SOT-23 T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 10 Weeks Date Code: 2335 Container: Cut Strips Americas - 13310
  • 1 $0.0855
  • 10 $0.0525
  • 25 $0.0519
  • 100 $0.0315
  • 250 $0.0312
  • 500 $0.0227
  • 1,000 $0.0201
  • 3,000 $0.0175
  • 6,000 $0.0148
$0.0148 / $0.0855 Buy Now
Onlinecomponents.com Bipolar (BJT) Transistor NPN 45 V 500 mA 100MHz 300 mW Surface Mount SOT-23-3 (TO-236) RoHS: Compliant 40000 In Stock
  • 10,000 $0.0159
  • 30,000 $0.0157
  • 50,000 $0.0153
  • 100,000 $0.0147
  • 150,000 $0.0145
  • 250,000 $0.0143
  • 500,000 $0.0140
$0.0140 / $0.0159 Buy Now
DISTI # 83605283
Verical Trans GP BJT NPN 45V 0.5A 300mW 3-Pin SOT-23 T/R RoHS: Compliant Min Qty: 10000 Package Multiple: 10000 Date Code: 2419 Americas - 40000
  • 10,000 $0.0194
  • 30,000 $0.0189
$0.0189 / $0.0194 Buy Now
DISTI # 70365987
Verical Trans GP BJT NPN 45V 0.5A 300mW 3-Pin SOT-23 T/R RoHS: Compliant Min Qty: 397 Package Multiple: 1 Date Code: 2335 Americas - 13310
  • 397 $0.0312
  • 500 $0.0227
  • 1,000 $0.0201
  • 3,000 $0.0175
  • 6,000 $0.0148
$0.0148 / $0.0312 Buy Now
Rochester Electronics Small Signal Bipolar Transistor, 0.5A, 45V, NPN, TO-236 RoHS: Compliant Status: Active Min Qty: 1 4965
  • 100 $0.0305
  • 500 $0.0275
  • 1,000 $0.0253
  • 10,000 $0.0226
  • 100,000 $0.0189
$0.0189 / $0.0305 Buy Now
DISTI # BC817-40LT3G
TME Transistor: NPN, bipolar, 50V, 0.5A, 0.225W, SOT23 Min Qty: 1 6262
  • 1 $0.1421
  • 10 $0.0854
  • 50 $0.0513
  • 100 $0.0419
  • 500 $0.0286
  • 1,000 $0.0254
  • 2,500 $0.0226
  • 10,000 $0.0200
  • 40,000 $0.0197
$0.0197 / $0.1421 Buy Now
DISTI # BC817-40LT3G
Avnet Asia Trans GP BJT NPN 45V 0.5A 3-Pin SOT-23 T/R (Alt: BC817-40LT3G) RoHS: Compliant Min Qty: 60000 Package Multiple: 10000 Lead time: 10 Weeks, 0 Days 0
  • 60,000 $0.0112
  • 120,000 $0.0110
  • 180,000 $0.0109
  • 300,000 $0.0108
  • 600,000 $0.0105
  • 1,500,000 $0.0102
  • 3,000,000 $0.0100
$0.0100 / $0.0112 Buy Now
DISTI # BC817-40LT3G
Avnet Silica Trans GP BJT NPN 45V 05A 3Pin SOT23 TR (Alt: BC817-40LT3G) RoHS: Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 11 Weeks, 0 Days Silica - 20000
Buy Now
DISTI # BC817-40LT3G
EBV Elektronik Trans GP BJT NPN 45V 05A 3Pin SOT23 TR (Alt: BC817-40LT3G) RoHS: Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 12 Weeks, 0 Days EBV - 0
Buy Now
Master Electronics Bipolar (BJT) Transistor NPN 45 V 500 mA 100MHz 300 mW Surface Mount SOT-23-3 (TO-236) RoHS: Compliant 40000 In Stock
  • 10,000 $0.0159
  • 30,000 $0.0157
  • 50,000 $0.0153
  • 100,000 $0.0147
  • 150,000 $0.0145
  • 250,000 $0.0143
  • 500,000 $0.0140
$0.0140 / $0.0159 Buy Now
New Advantage Corporation SOT23-3/GENERAL PURPOSE TRANSISTOR NPN RoHS: Compliant Min Qty: 1 Package Multiple: 10000 440000
  • 10,000 $0.0213
  • 440,000 $0.0197
$0.0197 / $0.0213 Buy Now
Vyrian Transistors 34633
RFQ
Win Source Electronics TRANS NPN 45V 0.5A SOT-23 103540
  • 2,595 $0.0223
  • 5,525 $0.0209
  • 8,575 $0.0203
  • 12,350 $0.0187
  • 16,030 $0.0180
  • 20,000 $0.0173
$0.0173 / $0.0223 Buy Now
Wuhan P&S 45V,500mA,NPN Bipolar Transistor Min Qty: 1 219
  • 1 $0.0335
  • 100 $0.0214
  • 500 $0.0177
  • 1,000 $0.0162
$0.0162 / $0.0335 Buy Now

Part Details for BC817-40LT3G

BC817-40LT3G CAD Models

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BC817-40LT3G Part Data Attributes

Parametric Data
BC817-40LT3G onsemi
Buy Now Datasheet
Compare Parts:
BC817-40LT3G onsemi NPN Bipolar Transistor, SOT-23 (TO-236) 3 LEAD, 10000-REEL
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer ONSEMI
Part Package Code SOT-23 (TO-236) 3 LEAD
Package Description HALOGEN FREE AND ROHS COMPLIANT, CASE 318-08, 3 PIN
Pin Count 3
Manufacturer Package Code 318
Reach Compliance Code compliant
ECCN Code EAR99
Factory Lead Time 53 Weeks, 4 Days
Samacsys Manufacturer onsemi
Collector Current-Max (IC) 0.5 A
Collector-Emitter Voltage-Max 45 V
Configuration SINGLE
DC Current Gain-Min (hFE) 250
JEDEC-95 Code TO-236
JESD-30 Code R-PDSO-G3
JESD-609 Code e3
Moisture Sensitivity Level 1
Number of Elements 1
Number of Terminals 3
Operating Temperature-Max 150 °C
Package Body Material PLASTIC/EPOXY
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Polarity/Channel Type NPN
Power Dissipation-Max (Abs) 0.3 W
Qualification Status Not Qualified
Surface Mount YES
Terminal Finish MATTE TIN
Terminal Form GULL WING
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 100 MHz

Alternate Parts for BC817-40LT3G

This table gives cross-reference parts and alternative options found for BC817-40LT3G. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of BC817-40LT3G, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
BC817-40LT1 Rochester Electronics LLC Check for Price 500mA, 45V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-236AB, CASE 318-08, TO-236, 3 PIN BC817-40LT3G vs BC817-40LT1
BC817-40LT3G Rochester Electronics LLC Check for Price 500mA, 45V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-236, HALOGEN FREE AND ROHS COMPLIANT, CASE 318-08, 3 PIN BC817-40LT3G vs BC817-40LT3G
SBC817-40LT1G onsemi $0.0282 NPN Bipolar Transistor, SOT-23 (TO-236) 3 LEAD, 3000-REEL, Automotive Qualified BC817-40LT3G vs SBC817-40LT1G
BC817-40LT1G Rochester Electronics LLC Check for Price 500mA, 45V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-236, HALOGEN FREE AND ROHS COMPLIANT, CASE 318-08, 3 PIN BC817-40LT3G vs BC817-40LT1G
Part Number Manufacturer Composite Price Description Compare
BC817-40LT1G onsemi $0.0256 NPN Bipolar Transistor, SOT-23 (TO-236) 3 LEAD, 3000-REEL BC817-40LT3G vs BC817-40LT1G
BC817-40LT1 onsemi Check for Price NPN Bipolar Transistor, SOT-23 (TO-236) 3 LEAD, 3000-REEL BC817-40LT3G vs BC817-40LT1

BC817-40LT3G Related Parts

BC817-40LT3G Frequently Asked Questions (FAQ)

  • The maximum operating temperature range for the BC817-40LT3G is -55°C to 150°C.

  • Yes, the BC817-40LT3G is suitable for switching applications due to its high switching speed and low saturation voltage.

  • The recommended storage temperature range for the BC817-40LT3G is -55°C to 150°C.

  • Yes, the BC817-40LT3G is lead-free and RoHS compliant, making it suitable for use in environmentally friendly designs.

  • The typical current gain (hFE) of the BC817-40LT3G is 100-400, depending on the collector current and voltage.

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