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Transistors / Small Signal Bipolar Transistors / MMBT5551
Datasheets
MMBT5551 by:

Small Signal Bipolar Transistor, 0.6A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, TO-236, ROHS COMPLIANT, PLASTIC PACKAGE-3

Part Details for MMBT5551 by Diotec Semiconductor AG

Results Overview of MMBT5551 by Diotec Semiconductor AG

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.

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MMBT5551 Information

MMBT5551 by Diotec Semiconductor AG 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 MMBT5551

Part # Distributor Description Stock Price Buy
DISTI # 4574493
Farnell TRANSISTOR, NPN, 160V, 0.6A, SOT-23 RoHS: Compliant Min Qty: 5 Lead time: 9 Weeks, 1 Days Container: Cut Tape 12800
  • 5 $0.1379
  • 10 $0.0881
  • 100 $0.0584
  • 500 $0.0457
  • 1,000 $0.0319
  • 5,000 $0.0244
$0.0244 / $0.1379 Buy Now
DISTI # 4574493RL
Farnell TRANSISTOR, NPN, 160V, 0.6A, SOT-23 RoHS: Compliant Min Qty: 500 Lead time: 9 Weeks, 1 Days Container: Reel 12800
  • 500 $0.0457
  • 1,000 $0.0319
  • 5,000 $0.0244
$0.0244 / $0.0457 Buy Now
DISTI # 4878-MMBT5551CT-ND
DigiKey TRANS NPN 160V 0.6A SOT23-3 Min Qty: 1 Lead time: 2 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 1497
In Stock
  • 1 $0.1400
  • 10 $0.0830
  • 100 $0.0512
  • 500 $0.0370
  • 1,000 $0.0324
  • 3,000 $0.0265
  • 6,000 $0.0235
  • 9,000 $0.0220
  • 15,000 $0.0203
  • 21,000 $0.0192
  • 30,000 $0.0182
  • 75,000 $0.0161
  • 150,000 $0.0147
  • 300,000 $0.0136
$0.0136 / $0.1400 Buy Now
DISTI # 637-MMBT5551
Mouser Electronics Bipolar Transistors - BJT BJT, SOT-23, 160V, 600mA, NPN RoHS: Compliant 20783
  • 1 $0.1100
  • 10 $0.0820
  • 100 $0.0690
  • 500 $0.0550
  • 1,000 $0.0480
  • 3,000 $0.0360
  • 9,000 $0.0230
  • 45,000 $0.0190
$0.0190 / $0.1100 Buy Now
DISTI # E02:0323_06675301
Arrow Electronics Trans GP BJT NPN 160V 0.6A 250mW 3-Pin SOT-23 T/R RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 8 Weeks Date Code: 2502 Europe - 87000
  • 3,000 $0.0269
  • 6,000 $0.0239
  • 9,000 $0.0220
  • 15,000 $0.0205
  • 21,000 $0.0194
  • 30,000 $0.0174
  • 75,000 $0.0161
  • 150,000 $0.0149
  • 300,000 $0.0138
$0.0138 / $0.0269 Buy Now
Onlinecomponents.com Bipolar Transistor - SOT-23 - 160V - 600mA - NPN RoHS: Compliant 0
  • 3,000 $0.0169
  • 6,000 $0.0142
  • 9,000 $0.0140
  • 27,000 $0.0133
  • 51,000 $0.0128
  • 102,000 $0.0124
  • 252,000 $0.0115
  • 501,000 $0.0111
$0.0111 / $0.0169 Buy Now
DISTI # 87363713
Verical Trans GP BJT NPN 160V 0.6A 250mW 3-Pin SOT-23 T/R RoHS: Compliant Min Qty: 2924 Package Multiple: 1 Americas - 140651
  • 2,924 $0.0239
$0.0239 Buy Now
DISTI # 88055434
Verical Trans GP BJT NPN 160V 0.6A 250mW 3-Pin SOT-23 T/R RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Date Code: 2502 Americas - 87000
  • 3,000 $0.0271
  • 6,000 $0.0240
  • 9,000 $0.0222
  • 15,000 $0.0206
  • 21,000 $0.0195
  • 30,000 $0.0175
  • 75,000 $0.0162
  • 150,000 $0.0150
  • 300,000 $0.0138
$0.0138 / $0.0271 Buy Now
DISTI # MMBT5551-DIO
TME Transistor: NPN, bipolar, 160V, 0.6A, 250mW, SOT23 Min Qty: 25 35625
  • 25 $0.0306
  • 100 $0.0184
  • 500 $0.0165
  • 3,000 $0.0146
  • 12,000 $0.0131
$0.0131 / $0.0306 Buy Now

Part Details for MMBT5551

MMBT5551 Part Data Attributes

Parametric Data
MMBT5551 Diotec Semiconductor AG
Buy Now Datasheet
Compare Parts:
MMBT5551 Diotec Semiconductor AG Small Signal Bipolar Transistor, 0.6A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, TO-236, ROHS COMPLIANT, PLASTIC PACKAGE-3
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer DIOTEC SEMICONDUCTOR AG
Part Package Code SOT-23
Package Description ROHS COMPLIANT, PLASTIC PACKAGE-3
Pin Count 3
Reach Compliance Code not_compliant
ECCN Code EAR99
Samacsys Manufacturer Diotec
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-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) 0.225 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) 10
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 100 MHz

Alternate Parts for MMBT5551

This table gives cross-reference parts and alternative options found for MMBT5551. 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 MMBT5551, 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
933821840215 Nexperia Check for Price Small Signal Bipolar Transistor MMBT5551 vs 933821840215
PMBT5551 YAGEO Corporation Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon MMBT5551 vs PMBT5551
CMPT5551BK Central Semiconductor Corp Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, MMBT5551 vs CMPT5551BK
PMBT5551-TAPE-13 NXP Semiconductors Check for Price TRANSISTOR 600 mA, 160 V, NPN, Si, SMALL SIGNAL TRANSISTOR, BIP General Purpose Small Signal MMBT5551 vs PMBT5551-TAPE-13
MMBT5551/L99Z Texas Instruments Check for Price 200mA, 160V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-236AB MMBT5551 vs MMBT5551/L99Z
MMBT5551D87Z Fairchild Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, SO-3 MMBT5551 vs MMBT5551D87Z
MMBT5551/S62Z Texas Instruments Check for Price 200mA, 160V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-236AB MMBT5551 vs MMBT5551/S62Z
PMBT5551,215 Nexperia $0.0380 PMBT5551 - NPN high-voltage transistor@en-us TO-236 3-Pin MMBT5551 vs PMBT5551,215
CMPT5551TR13 Central Semiconductor Corp Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, MMBT5551 vs CMPT5551TR13
CMPT5551PBFREE Central Semiconductor Corp Check for Price Small Signal Bipolar Transistor, MMBT5551 vs CMPT5551PBFREE
Part Number Manufacturer Composite Price Description Compare
2N5551STOB Diodes Incorporated Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 STYLE, E-LINE PACKAGE-3 MMBT5551 vs 2N5551STOB
2N5551BU Fairchild Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, LEAD FREE PACKAGE-3 MMBT5551 vs 2N5551BU
MMBT5551-TP-HF Micro Commercial Components Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, HALOGEN FREE AND ROHS COMPLIANT, PLASTIC PACKAGE-3 MMBT5551 vs MMBT5551-TP-HF
2N5551 Thales Group 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 MMBT5551 vs 2N5551
2N5551RLRP onsemi Check for Price TRANSISTOR 600 mA, 160 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, CASE 29-11, TO-226AA, 3 PIN, BIP General Purpose Small Signal MMBT5551 vs 2N5551RLRP
MMBT5551-TP Micro Commercial Components $0.0660 Small Signal Bipolar Transistor, 0.6A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, PLASTIC PACKAGE-3 MMBT5551 vs MMBT5551-TP
CMPT5551TIN/LEAD Central Semiconductor Corp Check for Price Small Signal Bipolar Transistor, MMBT5551 vs CMPT5551TIN/LEAD
2N5551RLRM onsemi Check for Price 600mA, 160V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, CASE 29-11, TO-226AA, 3 PIN MMBT5551 vs 2N5551RLRM
MMBT5551 National Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, TO-236AB MMBT5551 vs MMBT5551
2N5551RLRA Motorola Semiconductor Products Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 MMBT5551 vs 2N5551RLRA

MMBT5551 Related Parts

MMBT5551 Frequently Asked Questions (FAQ)

  • The MMBT5551 can operate safely between -55°C to 150°C, but the recommended operating temperature range is -40°C to 125°C.

  • To ensure proper biasing, the base-emitter voltage (VBE) should be around 0.7V, and the collector-emitter voltage (VCE) should be around 1V to 2V. The base current should be limited to prevent overheating.

  • The MMBT5551 can handle a maximum continuous collector current (IC) of 500mA, and a peak current of up to 1A for short durations.

  • To protect the MMBT5551 from ESD, handle the device by the body, use an anti-static wrist strap or mat, and store the device in an anti-static bag or container.

  • Yes, the MMBT5551 can be used as a switch, but it's not recommended due to its relatively low current handling capacity and moderate switching speed. A dedicated switching transistor like the 2N3904 or 2N2222 might be a better choice.

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