DiodesZetex High Voltage NPN Transistor, 200 mA, 300 V, 3-Pin SOT-323 MMSTA42-7-F

DiodesZetex MMSTA42-7-F is a high voltage NPN bipolar transistor designed for applications requiring up to 200 mA maximum DC collector current and collector emitter voltage of 300 V. Housed in a compact 3-pin SOT-323 surface mount package, this transistor is suitable for various electronic circuits including power switching and amplification.

The device supports a wide operating temperature range from -55°C to 150°C, making it reliable in harsh industrial and commercial environments. It features a maximum power dissipation of 200 mW and a minimum DC current gain (hFE) of 25 ensuring good amplification efficiency.

With precise pin configuration and small size (2.2 mm length, 2.2 mm width, 1.1 mm height), the transistor enables compact PCB layouts in communication, control, and signal processing systems. While it lacks special automotive standards certification, it meets general industrial requirements.

The transistor topology is single NPN with 3 pins designed for surface mount technology. Maximum collector base voltage and collector emitter voltage ratings are both 300 V, supporting high voltage circuit designs. Emitter base voltage maximum rating is 6 V.

Thermal and electrical stability at elevated temperatures up to 150°C. Compact package dimensions optimize space-saving on PCBs. Low power dissipation of 200 mW suitable for low-power applications. Ideally used in electronic devices, power management circuits, and industrial automation.

The MMSTA42-7-F transistor is widely applied in electronic components across industrial, laboratory, telecommunications, and manufacturing assemblies. It facilitates efficient switching and amplification functions in power supplies, signal conditioning, and digital logic interfaces.

Explore EnvMart’s comprehensive range of semiconductor Transistors for diverse power, switching, and amplifier requirements to complement this device in your design projects.