DiodesZetex Small Signal Dual NPN+PNP Transistor 200 mA 40 V 6-Pin SOT-363 MMDT3946-7-F

DiodesZetex MMDT3946-7-F is a dual small signal transistor combining both NPN and PNP types within a single 6-pin SOT-363 surface mount package. Designed for low power amplification and switching applications, it is perfect for compact electronic circuits requiring complementary transistors.

This transistor pair supports a maximum DC collector current of 200 mA and a collector-emitter voltage of 40 V, making it suitable for various general purpose electronic designs including automotive, industrial, and consumer electronics.

The device features an isolated transistor configuration with a minimum current gain (hFE) of 30, allowing stable operation in amplifiers and signal processing circuits. Its maximum power dissipation of 200 mW ensures reliable operation in low power environments.

The MMDT3946-7-F has compact package dimensions of 2.2 mm length and width, and 1.1 mm height, facilitating high-density PCB layouts. The operating temperature range from -55°C to 150°C and industry standard AEC-Q101 certification confirm the transistor’s suitability for automotive and harsh environmental use.

Ideal use cases include signal amplification, switching in low voltage circuits, and complementing CMOS or TTL logic circuits. Its surface mount SOT-363 package helps improve manufacturing efficiency and reduces assembly time.

Maximum DC collector current is 200 mA per transistor. Collector-emitter voltage rating is 40 V. Isolated transistor configuration. Compact 6-pin SOT-363 surface mount package. Automotive standard AEC-Q101 certification.

Operating temperature from -55°C to 150°C. Minimum DC current gain (hFE) of 30. Maximum power dissipation is 200 mW. Package dimensions 2.2 mm × 2.2 mm × 1.1 mm. Ideal for low power amplification and switching applications.

Explore more electronics components and Bipolar Transistors at EnvMart for your industrial, automotive, and general purpose applications.