DiodesZetex Small Signal NPN Transistor 200 mA, 40 V, 3-Pin SOT-23 MMBT3904-7-F

DiodesZetex MMBT3904-7-F is a small signal NPN transistor designed for various electronic switching and amplification applications. It features a maximum DC collector current rating of 200 mA and a collector-emitter voltage rating of 40 V, making it suitable for low power electronic circuits requiring reliable switching performance.

This transistor comes housed in a compact 3-pin SOT-23 surface mount package, offering an efficient footprint for PCB layouts where space optimization is critical. The single transistor configuration and NPN polarity provide ease of integration into standard circuit designs.

Designed to operate under a wide temperature range from -55°C to 150°C, the MMBT3904-7-F supports industrial and automotive applications, further enhanced by its compliance with the automotive industry standard AEC-Q101. It has a maximum power dissipation capability of 300 mW that ensures stable operation under moderate load conditions.

Key physical dimensions include a length of 3 mm, width of 2.5 mm, and height of 1.1 mm, offering a balance between size and performance for advanced circuit designs. The transistor also features a minimum DC current gain (hFE) of 30, enhancing amplification capabilities in small signal applications.

Maximum collector current of 200 mA ensures reliable switching performance. Collector-emitter voltage rating of 40 V supports low voltage applications. Compact 3-pin SOT-23 package is ideal for surface mount technology. Wide operating temperature range for industrial and automotive use.

Meets automotive AEC-Q101 standard for high reliability. Power dissipation up to 300 mW to manage thermal loads efficiently. Physical dimensions support space-constrained electronic assemblies. NPN transistor configuration with minimum current gain of 30.

This transistor is suitable for industrial, automotive, consumer electronics, and general-purpose electronic circuits requiring durable and efficient small signal transistors. It supports applications in signal amplification, switching, and electronic control modules.

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