MJE3055 Transistor TO-220 (cn) Code: 38401343

The MJE3055 (often sold as the MJE3055T) is a 10A, 60V complementary silicon NPN power transistor designed for general-purpose power amplification and switching. It is frequently utilized as a TO-220 packaged alternative to the classic 2N3055 transistor.

Key Specifications

• Type:NPN
• Package:TO-220 (3-pin)
• Collector-Emitter Voltage:60V (Max)
• Collector Current :10A (Continuous)
• Power Dissipation :75W
• DC Current Gain :20 to 100
• Transition Frequency :0 MHz (Min)
• Operating Temperature Range:-55°C to +150°C

Pinout Configuration

1. Base:Controls the switching / amplifying state of the transistor.
2. Collector:Main current input (internally connected to the mounting tab).
3. Emitter:Current output.

Common Applications

• Medium-power switching circuits
• Audio amplifiers and pre-amplifiers
• Relay and solenoid drivers
• Push-pull amplifier stages (often paired with its complementary PNP partner, the MJE2955T)