DiodesZetex Small Signal PNP Transistor BC857A-7-F, -100 mA, -45 V, 3-Pin SOT-23 Package

DiodesZetex BC857A-7-F small signal PNP transistor offers robust performance in discrete semiconductor applications. This device features a surface mount SOT-23 package with three pins, designed for compact electronic circuits requiring efficient switching and amplification within low to moderate power ranges.

It supports a maximum DC collector current of -100 mA and can tolerate a collector-emitter voltage of -45 V, making it suitable for a wide range of electronic and industrial uses. The transistor configuration is single and PNP polarity, optimized for signal processing and switching functions.

The transistor’s minimum DC current gain (hFE) of 125 ensures effective amplification, while the maximum power dissipation is capped at 300 mW, supporting reliable thermal management. Compact physical dimensions of 3 mm length, 2.5 mm width, and 1.1 mm height facilitate use in highly space-constrained PCB layouts.

This component also withstands operating temperatures from -55°C up to 150°C, suitable for demanding environmental conditions. Its design meets key automotive standards AEC-Q100, AEC-Q101, and AEC-Q200, ensuring durability and reliability in automotive electronics and other industrial sectors.

Typical applications include signal amplification, switching circuits, and general-purpose discrete transistor functions in industrial electronics, automotive systems, and consumer electronics. The small size combined with high reliability makes it a preferred choice for circuit designers focused on high performance in minimal footprints.

This transistor offers a minimum DC current gain (hFE) of 125. Maximum power dissipation is rated at 300 mW for reliable operation. It operates within a temperature range from -55°C to 150°C. Pin count is 3, facilitating easy surface mount device integration.

Package dimensions are compact with length 3 mm, width 2.5 mm, and height 1.1 mm. Designed for single transistor configuration with PNP polarity. Supports automotive standards AEC-Q100, AEC-Q101, and AEC-Q200. Suitable for various industrial electronics applications requiring small signal amplification.

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