onsemi Transistor, 3 A NPN Power Transistor, 40 V dc, 3-Pin DPAK MJD31T4G

onsemi MJD31T4G is a high-performance NPN power transistor designed for surface-mount applications requiring reliable operation up to 3 amperes collector current and 40 V dc voltage. Packaged in a compact TO-252 3-pin DPAK, this transistor features a power dissipation capability of 15 watts, making it ideal for power amplifier and switch designs in industrial, automotive, and consumer electronics.

This transistor operates efficiently across a wide temperature range from -65°C up to +150°C, ensuring durability in harsh and automotive environments. The minimum DC gain of 10 supports effective amplification with low input currents. The surface mount DPAK package allows for streamlined PCB assembly and space-saving layouts.

Key technical parameters include a maximum collector-base voltage of 40 V dc, emitter-base voltage of 5 V, and a transition frequency at 1 kHz, fitting moderate-speed switching applications. Automotive reliability is assured by compliance with the AEC-Q101 standard, making it suitable for automotive electronics usage.

The 3-pin single transistor configuration in the MJD31 series is optimized for discrete power control, signal amplification, and driver circuits in various sectors including industrial controls, automotive electronics, power management, and consumer devices.

Handles up to 3 amperes continuous collector current with NPN polarity. Maximum collector-emitter voltage rating of 40 V dc ensures robust operation. Compact TO-252 surface mount package measuring 16 mm height, 6.73 mm length, and 2.38 mm width.

Maximum power dissipation of 15 watts for high thermal performance. Wide operating temperature range from -65°C to +150°C for demanding environments. Low minimum DC current gain hFE of 10 suitable for power control applications.

Automotive grade AEC-Q101 certified for reliability in automotive systems. 3-pin configuration optimized for easy PCB mounting and integration. Maximum transition frequency of 1 kHz suitable for low frequency switching.

This onsemi MJD31T4G transistor is recommended for industrial power management, automotive electronic systems, and general purpose discrete transistor applications where robust, efficient performance is required. Explore more semiconductor components and Power Transistors on EnvMart for your electronic design needs.