onsemi Digital Transistor TO-225 Package 80 V DC 25 W NPN 3-Pin Through Hole BD237G

The onsemi BD237G is a high-quality digital transistor designed for industrial and electronic applications requiring robust switching and amplification capabilities.

This NPN bipolar power transistor features a maximum collector-emitter voltage rating of 80 V DC and a collector base voltage limit of 100 V, ensuring stable and reliable operation in demanding circuits.

With a maximum power dissipation capacity of 25 W and a minimum DC current gain of 40, the BD237G is optimized for use in 5.0 to 10 W audio amplifiers and driver stages, often deployed in complementary or quasi complementary circuit configurations.

The device comes in the TO-225 package with through hole mounting style and 3 pins, enabling easy integration on printed circuit boards (PCBs). Its compact dimensions (7.8 mm length, 3 mm width, and 11.1 mm height) and maximum operating temperature rating of 150 °C make it ideal for industrial, consumer electronics, and automotive applications where thermal reliability is crucial.

Manufactured in China, the BD237G supports Pb-Free packaging to meet environmental compliance requirements. The design leverages onsemi's trusted semiconductor technology to ensure consistent performance in power amplification and switching tasks.

Operates at maximum collector-emitter voltage of 80 V DC. Minimum DC current gain hFE of 40 at IC = 0.15 A for efficient amplification. Maximum power dissipation of 25 W for robust handling of power loads. Compact TO-225 package size enables versatile PCB mounting options.

Through hole mounting with 3 pins ensures reliable soldering and connection. Maximum operating temperature of 150 °C supports heavy-duty applications. NPN transistor type suitable for switching and amplification roles. Pb-Free package for environmentally responsible usage.

Ideal for audio amplifier and driver circuits in industrial and consumer electronics.

This transistor belongs to the Bipolar Power Transistor category within the semiconductor product segment. It is widely used across industrial automation, consumer electronics, HVAC, and manufacturing sectors.

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