MJ2955 Bipolar PNP Power Transistor 60V 15A TO-3 (High Power PNP Junction Transistor)

The MJ2955 is a high-power PNP Bipolar Junction Transistor (BJT) designed for power amplification, switching, voltage regulation, and motor control applications. Featuring a 60V collector-emitter voltage, 15A continuous collector current, and 115W power dissipation, it provides excellent current handling capability and reliable performance in demanding power electronics. Housed in the robust TO-3 metal package, the MJ2955 is widely used in audio power amplifiers, linear regulators, power supplies, and industrial control systems. It is the complementary PNP transistor to the popular 2N3055.

Key Features -

• High-power PNP Bipolar Junction Transistor

• Continuous collector current up to 15A

• Collector-emitter voltage rating of 60V

• High power dissipation up to 115W

• Low collector-emitter saturation voltage

• High DC current gain for efficient amplification

• Fast switching performance

• Rugged TO-3 metal package for excellent heat dissipation

• High reliability and long operational life

Specifications -

• Product Type - PNP Bipolar Power Transistor

• Part Number - MJ2955

• Transistor Type - PNP

• Package Type - TO-3 Metal Can

• Mounting Type - Through Hole

• Collector-Emitter Voltage (VCEO) - 60V

• Collector Current (IC) - 15A Continuous

• Power Dissipation (PD) - 115W

• DC Current Gain (hFE) - Typically 20–50 (at IC = 10A)

• Collector-Emitter Saturation Voltage (VCE(sat)) - Typically 0.5V (at 10A)

• Switching Time - Typically 2–5µs

• Operating Temperature - Suitable for high-temperature operation with proper heatsinking

Applications -

• Audio power amplifiers

• Linear power supplies

• Voltage regulator circuits

• Motor control circuits

• Power switching applications

• Inverter circuits

• Battery chargers

• Industrial power control systems

• Complementary transistor designs with 2N3055