Datasheets
2N5551BU by:

Small Signal NPN Bipolar Transistor, TO-92-3, 10000-BLKBG

Part Details for 2N5551BU by onsemi

Results Overview of 2N5551BU 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.

Applications Consumer Electronics Audio and Video Systems

2N5551BU Information

2N5551BU 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 2N5551BU

Part # Distributor Description Stock Price Buy
DISTI # 83C3397
Newark Bipolar (Bjt) Single Transistor, General Purpose, Npn, 160 V, 150 Mhz, 625 Mw, 600 Ma, 80 Rohs Compliant: Yes |Onsemi 2N5551BU RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 779
  • 1 $0.1640
  • 10 $0.1100
  • 100 $0.0580
  • 500 $0.0530
  • 1,000 $0.0470
  • 2,500 $0.0440
  • 10,000 $0.0430
$0.0430 / $0.1640 Buy Now
DISTI # 2N5551BU-ND
DigiKey TRANS NPN 160V 0.6A TO-92-3 Min Qty: 1 Lead time: 8 Weeks Container: Bulk 351281
In Stock
  • 1 $0.2400
  • 10 $0.1460
  • 100 $0.0910
  • 500 $0.0670
  • 1,000 $0.0592
  • 2,000 $0.0527
  • 5,000 $0.0455
  • 10,000 $0.0411
  • 50,000 $0.0338
$0.0338 / $0.2400 Buy Now
DISTI # 83C3397
Avnet Americas Transistor GP BJT NPN 160V 0.6A 3-Pin TO-92 Bulk - Bulk (Alt: 83C3397) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 16 Weeks, 2 Days Container: Bulk 779 Partner Stock
  • 1 $0.0450
  • 10 $0.1300
  • 100 $0.0630
  • 500 $0.0560
  • 1,000 $0.0490
$0.0450 / $0.1300 Buy Now
DISTI # 2N5551BU
Avnet Americas Transistor GP BJT NPN 160V 0.6A 3-Pin TO-92 Bulk - Bulk (Alt: 2N5551BU) RoHS: Compliant Min Qty: 20000 Package Multiple: 10000 Lead time: 8 Weeks, 0 Days Container: Bulk 90000 Factory Stock
  • 20,000 $0.0360
  • 40,000 $0.0355
  • 60,000 $0.0348
  • 100,000 $0.0343
  • 200,000 $0.0338
$0.0338 / $0.0360 Buy Now
DISTI # 512-2N5551BU
Mouser Electronics Bipolar Transistors - BJT NPN Transistor General Purpose RoHS: Compliant 10737
  • 1 $0.2200
  • 10 $0.1350
  • 100 $0.0800
  • 500 $0.0570
  • 1,000 $0.0470
  • 5,000 $0.0410
  • 10,000 $0.0380
  • 30,000 $0.0330
$0.0330 / $0.2200 Buy Now
DISTI # V36:1790_06298003
Arrow Electronics Trans GP BJT NPN 160V 0.6A 625mW 3-Pin TO-92 Bag RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 8 Weeks Date Code: 2423 Americas - 13948
  • 1 $0.2126
  • 10 $0.1291
  • 100 $0.0782
  • 500 $0.0570
  • 1,000 $0.0470
  • 2,000 $0.0449
  • 5,000 $0.0372
  • 10,000 $0.0330
  • 50,000 $0.0324
$0.0324 / $0.2126 Buy Now
DISTI # E02:0323_00839467
Arrow Electronics Trans GP BJT NPN 160V 0.6A 625mW 3-Pin TO-92 Bag RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 8 Weeks Date Code: 2338 Europe - 6428
  • 1 $0.1225
  • 10 $0.0744
  • 100 $0.0445
  • 500 $0.0334
$0.0334 / $0.1225 Buy Now
Onlinecomponents.com Bipolar (BJT) Transistor NPN 160 V 600 mA 100MHz 625 mW Through Hole TO-92-3 RoHS: Compliant 28500 In Stock
  • 500 $0.0403
  • 5,000 $0.0370
  • 10,000 $0.0364
  • 30,000 $0.0346
  • 50,000 $0.0341
  • 100,000 $0.0333
  • 150,000 $0.0328
  • 250,000 $0.0323
$0.0323 / $0.0403 Buy Now
DISTI # 87652008
Verical Trans GP BJT NPN 160V 0.6A 625mW 3-Pin TO-92 Bag RoHS: Compliant Min Qty: 10000 Package Multiple: 10000 Americas - 90000
  • 10,000 $0.0340
$0.0340 Buy Now
DISTI # 83350679
Verical Trans GP BJT NPN 160V 0.6A 625mW 3-Pin TO-92 Bag RoHS: Compliant Min Qty: 1500 Package Multiple: 500 Americas - 28500
  • 1,500 $0.0524
  • 5,000 $0.0481
  • 10,000 $0.0473
  • 30,000 $0.0450
  • 50,000 $0.0443
$0.0443 / $0.0524 Buy Now
DISTI # 88052954
Verical Trans GP BJT NPN 160V 0.6A 625mW 3-Pin TO-92 Bag RoHS: Compliant Min Qty: 182 Package Multiple: 1 Date Code: 2423 Americas - 13948
  • 182 $0.0782
  • 500 $0.0570
  • 1,000 $0.0470
  • 2,000 $0.0449
  • 5,000 $0.0372
  • 10,000 $0.0330
  • 50,000 $0.0324
$0.0324 / $0.0782 Buy Now
DISTI # 78824024
Verical Trans GP BJT NPN 160V 0.6A 625mW 3-Pin TO-92 Bag RoHS: Compliant Min Qty: 167 Package Multiple: 1 Date Code: 2338 Americas - 6346
  • 169 $0.0446
  • 500 $0.0335
$0.0335 / $0.0446 Buy Now
DISTI # 2N5551BU
IBS Electronics SMALL SIGNAL BIPOLAR TRANSISTOR 0.6A I(C) 160V V(BR)CEO 1-ELEMENT NPN SILICON TO-92 Min Qty: 500 Package Multiple: 1 28500
  • 500 $0.0524
  • 5,000 $0.0481
  • 10,000 $0.0473
  • 30,000 $0.0450
  • 50,000 $0.0443
  • 100,000 $0.0433
  • 150,000 $0.0426
  • 250,000 $0.0420
$0.0420 / $0.0524 Buy Now
DISTI # 2N5551BU
Avnet Asia Transistor GP BJT NPN 160V 0.6A 3-Pin TO-92 Bulk (Alt: 2N5551BU) RoHS: Compliant Min Qty: 20000 Package Multiple: 10000 Lead time: 8 Weeks, 0 Days 0
  • 20,000 $0.0355
  • 40,000 $0.0351
  • 60,000 $0.0346
  • 100,000 $0.0342
  • 200,000 $0.0333
  • 500,000 $0.0325
  • 1,000,000 $0.0318
$0.0318 / $0.0355 Buy Now
DISTI # 2N5551BU
Avnet Silica Transistor GP BJT NPN 160V 06A 3Pin TO92 Bulk (Alt: 2N5551BU) RoHS: Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 9 Weeks, 0 Days Silica - 0
Buy Now
DISTI # 2N5551BU
EBV Elektronik Transistor GP BJT NPN 160V 06A 3Pin TO92 Bulk (Alt: 2N5551BU) RoHS: Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 10 Weeks, 0 Days EBV - 0
Buy Now
LCSC 160V 625mW 600mA NPN TO-92-3 Bipolar (BJT) ROHS 660
  • 5 $0.1129
  • 50 $0.0903
  • 150 $0.0791
  • 1,000 $0.0706
  • 2,000 $0.0638
  • 5,000 $0.0605
$0.0605 / $0.1129 Buy Now
Master Electronics Bipolar (BJT) Transistor NPN 160 V 600 mA 100MHz 625 mW Through Hole TO-92-3 RoHS: Compliant 28500 In Stock
  • 500 $0.0403
  • 5,000 $0.0370
  • 10,000 $0.0364
  • 30,000 $0.0346
  • 50,000 $0.0341
  • 100,000 $0.0333
  • 150,000 $0.0328
  • 250,000 $0.0323
$0.0323 / $0.0403 Buy Now

Part Details for 2N5551BU

2N5551BU Part Data Attributes

2N5551BU onsemi
Buy Now Datasheet
Compare Parts:
2N5551BU onsemi Small Signal NPN Bipolar Transistor, TO-92-3, 10000-BLKBG
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer ONSEMI
Part Package Code TO-92-3
Manufacturer Package Code 135AN
Reach Compliance Code compliant
ECCN Code EAR99
Factory Lead Time 16 Weeks, 2 Days
Samacsys Manufacturer onsemi
Collector Current-Max (IC) 0.6 A
Collector-Emitter Voltage-Max 160 V
Configuration SINGLE
DC Current Gain-Min (hFE) 30
JEDEC-95 Code TO-92
JESD-30 Code O-PBCY-T3
JESD-609 Code e3
Number of Elements 1
Number of Terminals 3
Operating Temperature-Max 150 °C
Package Body Material PLASTIC/EPOXY
Package Shape ROUND
Package Style CYLINDRICAL
Polarity/Channel Type NPN
Power Dissipation-Max (Abs) 0.35 W
Qualification Status Not Qualified
Surface Mount NO
Terminal Finish Matte Tin (Sn) - annealed
Terminal Form THROUGH-HOLE
Terminal Position BOTTOM
Transistor Application AMPLIFIER
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 100 MHz

Alternate Parts for 2N5551BU

This table gives cross-reference parts and alternative options found for 2N5551BU. 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 2N5551BU, 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
MMBT5551-7-F Diodes Incorporated $0.0179 Small Signal Bipolar Transistor, 0.2A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, LEAD FREE, PLASTIC PACKAGE-3 2N5551BU vs MMBT5551-7-F
MMBT5551LT1G onsemi $0.0263 High Voltage NPN Bipolar Transistor, SOT-23 (TO-236) 3 LEAD, 3000-REEL 2N5551BU vs MMBT5551LT1G
PMBT5551,215 Nexperia $0.0380 PMBT5551 - NPN high-voltage transistor@en-us TO-236 3-Pin 2N5551BU vs PMBT5551,215
2N5551TFR onsemi $0.0549 Small Signal NPN Bipolar Transistor, TO-92-3 LF, 2000-REEL 2N5551BU vs 2N5551TFR
2N5551TF onsemi $0.0736 Small Signal NPN Bipolar Transistor, TO-92-3 LF, 2000-REEL 2N5551BU vs 2N5551TF
2N5551TA onsemi $0.1054 Small Signal NPN Bipolar Transistor, TO-92-3 LF, 2000-FNFLD 2N5551BU vs 2N5551TA
2N5551 Central Semiconductor Corp Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, TO-92, 3 PIN 2N5551BU vs 2N5551
PMBT5551,235 Nexperia Check for Price PMBT5551 - NPN high-voltage transistor@en-us TO-236 3-Pin 2N5551BU vs PMBT5551,235
MMBT5551LT1 onsemi Check for Price High Voltage NPN Bipolar Transistor, SOT-23 (TO-236) 3 LEAD, 3000-REEL 2N5551BU vs MMBT5551LT1
MMBT5551LT3 onsemi Check for Price High Voltage NPN Bipolar Transistor, SOT-23 (TO-236) 3 LEAD, 10000-REEL 2N5551BU vs MMBT5551LT3

2N5551BU Related Parts

2N5551BU Frequently Asked Questions (FAQ)

  • The maximum operating temperature range for the 2N5551BU is -55°C to 150°C.

  • Yes, the 2N5551BU can be used as a switch, but it's not recommended due to its relatively low current gain (hFE) and high saturation voltage (VCE(sat)). It's better suited for amplifier applications.

  • To ensure the 2N5551BU is properly biased for linear operation, you should provide a stable voltage supply, use a suitable biasing resistor network, and ensure the transistor is operated within its recommended operating conditions.

  • The maximum collector current rating for the 2N5551BU is 600 mA.

  • The 2N5551BU is not suitable for high-frequency applications due to its relatively low transition frequency (fT) of 100 MHz. It's better suited for low-to-medium frequency applications.

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