BD678

$0.93

Description：TRANS PNP DARL 60V 4A SOT-32-3
Series：-

SKU:4083d2d1d5d7 Category: Single Bipolar Transistors Brand: STMicroelectronics

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Product introduction

Product Detailed Parameters

Description：TRANS PNP DARL 60V 4A SOT-32-3
Series：-
Mfr：STMicroelectronics
Package：Tube
Transistor Type：PNP - Darlington
Current - Collector (Ic) (Max)：4:00 AM
Voltage - Collector Emitter Breakdown (Max)：60 V
Vce Saturation (Max) @ Ib, Ic：2.5V @ 30mA, 1.5A
Current - Collector Cutoff (Max)：500µA
DC Current Gain (hFE) (Min) @ Ic, Vce：750 @ 1.5A, 3V
Power - Max：40 W
Frequency - Transition：-
Operating Temperature：150°C (TJ)
Mounting Type：Through Hole
Package / Case：TO-225AA, TO-126-3
Supplier Device Package：SOT-32-3
Grade：-
Qualification：-

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BD678

Overview

The BD678 is a PNP power Darlington transistor manufactured using planar base island technology with a monolithic Darlington configuration. It features good hFE linearity and high fT frequency. The device includes an integrated antiparallel collector-emitter diode.

Feature Summary

Monolithic Darlington configuration
Integrated antiparallel collector-emitter diode
Good hFE linearity
High fT frequency

Applications

Procurement Notes

Verify the specific manufacturer datasheet for the BD678 to confirm exact electrical ratings, package dimensions, and thermal characteristics. Ensure compatibility with system voltage and current requirements before integration. Check for any specific handling or storage instructions provided in the official documentation.

Selection Notes

Select the BD678 when a PNP power Darlington transistor with integrated protection diode is required. Consider its high transition frequency and linearity for applications demanding efficient switching or amplification. Verify that the monolithic construction meets the thermal and reliability standards of the target design.

Part Context

The BD678 belongs to STMicroelectronics' portfolio of Darlington transistors, which offers devices with voltage ranges up to 400 V in both NPN and PNP polarities. This component utilizes planar base island technology for robust performance in power applications.

Replacement Considerations

Consult official substitution guides or equivalent product lists from STMicroelectronics for verified replacements. Cross-reference pinouts and electrical specifications carefully to ensure functional compatibility.