STMicroelectronics BD681 1 Darlington Transistor NPN, 4 A 100 V HFE:750, 3-Pin SOT-32

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Subtotal (1 tube of 50 units)*

PHP978.25

(exc. VAT)

PHP1,095.65

(inc. VAT)

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  • 5,450 unit(s) ready to ship from another location
  • Plus 10,350 unit(s) shipping from May 12, 2026
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Units
Per Unit
Per Tube*
50 - 50PHP19.565PHP978.25
100 - 150PHP18.978PHP948.90
200 +PHP18.409PHP920.45

*price indicative

RS Stock No.:
102-4093
Mfr. Part No.:
BD681
Manufacturer:
STMicroelectronics
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Brand

STMicroelectronics

Product Type

Darlington Transistor

Maximum Continuous Collector Current Ic

4A

Maximum Collector Emitter Voltage Vceo

100V

Package Type

SOT-32

Mount Type

Through Hole

Pin Count

3

Number of Elements per Chip

1

Minimum DC Current Gain hFE

750

Maximum Power Dissipation Pd

40W

Maximum Collector Base Voltage VCBO

100V

Transistor Polarity

NPN

Minimum Operating Temperature

-65°C

Maximum Emitter Base Voltage VEBO

5V

Maximum Collector Emitter Saturation Voltage VceSAT

2.5V

Maximum Operating Temperature

150°C

Height

10.8mm

Length

7.8mm

Series

BD681

Standards/Approvals

No

Maximum Collector Cut-off Current

0.2mA

Automotive Standard

No

NPN Darlington Transistors, STMicroelectronics


Bipolar Transistors, STMicroelectronics


A broad range of NPN and PNP Bipolar Transistors from STMicroelectronics including General Purpose, Darlington, Power and High-Voltage devices in both SMT and Through-hole packages.