2N3055, NPN Power Transistor, TO-3

The 2N3055 is a silicon NPN power transistor intended for general-purpose applications including audio amplifiers, voltage regulators, and power switching. With high current capacity, moderate voltage handling, and rugged thermal design, it is a long-standing industry-standard transistor ideal for educational, industrial, and audio applications.

Key Features:

• High Collector Current: Capable of handling up to 15 A continuous current.
• Moderate Voltage Rating: Collector-emitter voltage rated at 60 V.
• High Power Dissipation: Up to 115 W with proper heatsinking.
• Low Saturation Voltage: V_CE(sat) typically 1.1 V @ 4 A.
• Reliable Performance: Excellent Safe Operating Area (SOA) for switching and amplification.
• Complementary Pair: Matches with MJ2955 (PNP) for push-pull amplifier configurations.

Additional Specifications:

• Type: NPN
• Max Voltage: 60V
• Max Current: 15A