AC128 Germanium PNP Transistor – TO-1 Metal Can Package

The AC128 is a classic germanium PNP bipolar junction transistor (BJT) designed for low-frequency amplification and switching applications. Widely used in vintage audio equipment, radio receivers, amplifier circuits, and restoration projects, the AC128 is known for its authentic germanium transistor characteristics, low forward voltage drop, and excellent performance in classic analog electronic designs.

Key Features -

• Germanium PNP transistor

• Designed for low-frequency amplification and switching

• Rugged TO-1 metal can package

• Low base-emitter voltage characteristics

• Suitable for vintage electronics restoration

• Reliable performance in analog circuits

• Ideal for audio and radio applications

Specifications -

• Product type - Germanium Bipolar Junction Transistor (BJT)

• Part number - AC128

• Transistor polarity - PNP

• Semiconductor material - Germanium

• Package type - TO-1 Metal Can

• Mounting type - Through Hole

• Number of terminals - 3

• Collector-Emitter Voltage (VCEO) - 20V

• Collector-Base Voltage (VCBO) - 32V

• Emitter-Base Voltage (VEBO) - 15V

• Maximum Collector Current (IC) - 1A

• Power Dissipation - 800mW

• Frequency Range - Suitable for low-frequency audio applications

• Operating Temperature Range - Suitable for standard electronic applications

Applications -

• Vintage audio amplifiers

• Radio receiver circuits

• Push-pull amplifier stages

• Signal amplification circuits

• Electronic equipment restoration

• Educational electronics projects

• DIY and hobby electronics applications