onsemi NPN Power Transistor 3 A 40 V DC 15 W TO-252 Surface Mount Single MJD31T4G

onsemi MJD31T4G NPN Power Transistor is engineered to deliver reliable performance for industrial, automotive, and electronic power applications. It supports a maximum DC collector current of 3 A and can withstand collector-emitter voltages up to 40 V DC. The device is housed in a TO-252 surface mount package, facilitating efficient PCB mounting in compact spaces.

This transistor features a maximum power dissipation rating of 15 W, making it suitable for medium power switching and amplification tasks. It complies with the AEC-Q101 automotive standard, ensuring robust operation under harsh automotive environments.

The operating temperature range of -65°C to 150°C enables application in extreme environmental conditions. Its electrical characteristics include a minimum DC current gain (hFE) of 10, a maximum transition frequency of 1 kHz, a maximum collector-base voltage of 40 V, and a maximum emitter-base voltage of 5 V.

Physical dimensions are optimized for compact designs, with a height of 16 mm, length of 6.73 mm, and width of 2.38 mm. The transistor’s 3-pin configuration supports versatile circuit integration for power transistor roles.

The transistor features a TO-252 surface mount package for easy PCB integration. Maximum power dissipation rating of 15 W ensures robust performance. Suitable for industrial and automotive electronics requiring AEC-Q101 standard compliance.

Wide operating temperature range from -65°C to 150°C. Compact dimensions enable use in space-constrained designs.

This product is ideal for engineers and manufacturers requiring a dependable NPN power transistor for applications such as power amplification, switching, and automotive electronic circuits. Browse the Power Transistors category at EnvMart for similar high-quality electronic components.