MMBT5401 vs MMBT5551

This in-depth comparison of the MMBT5401 and MMBT5551 provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

MMBT5401

onsemi

Lifecycle
Active
Stock
6921 PCS
Package
SOT-23-3
Series
Transistors - Bipolar (BJT) - Single
+BOM RFQ
Part B

MMBT5551

Guangdong Inmark Electronics Co., Ltd.

Lifecycle
Active
Stock
3024 PCS
Series
Transistors - Bipolar (BJT) - Single Bipolar Transistors
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification MMBT5401 MMBT5551
Part Status Obsolete Active
Transistor Type PNP NPN
Current - Collector(Ic)(Max) 600 mA -
Voltage - Collector Emitter Breakdown(Max) 150 V -
Vce Saturation(Max) @ Ib Ic 500mV @ 5mA, 50mA -
Current - Collector Cutoff(Max) 50nA (ICBO) -
DC Current Gain(h FE)(Min) @ Ic Vce 60 @ 10mA, 5V -
Power - Max 350 mW 350 mW
Frequency - Transition 300MHz 300MHz
Operating Temperature -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ)
Mounting Type Surface Mount Surface Mount
Current - Collector (Ic) (Max) - 600 mA
Voltage - Collector Emitter Breakdown (Max) - 160 V
Vce Saturation (Max) @ Ib, Ic - 200mV @ 5mA, 50mA
Current - Collector Cutoff (Max) - 50µA
DC Current Gain (h FE) (Min) @ Ic, Vce - 80 @ 10mA, 5V
Packaging - Tape & Reel (TR)
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