AC125 Germanium PNP Transistor – TO-1 Metal Can Package

The AC125 is a germanium PNP bipolar junction transistor (BJT) designed for low-frequency amplification and switching applications. Widely used in vintage radio receivers, audio amplifiers, signal processing circuits, and restoration projects, the AC125 offers the characteristic performance of germanium devices, including low forward voltage operation and excellent suitability for classic analog electronic designs.

Key Features -

• Germanium PNP transistor

• Designed for low-frequency amplification and switching

• Rugged TO-1 metal can package

• Low forward voltage characteristics

• Suitable for vintage electronic equipment restoration

• Reliable performance in analog circuits

• Ideal for audio and radio applications

Specifications -

• Product type - Germanium Bipolar Junction Transistor (BJT)

• Part number - AC125

• 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) - 25V

• Emitter-Base Voltage (VEBO) - 15V

• Maximum Collector Current (IC) - 500mA

• Power Dissipation - 300mW

• Frequency Range - Suitable for low-frequency audio and signal applications

• Operating Temperature Range - Suitable for standard electronic applications

Applications -

• Vintage radio receivers

• Audio amplifier circuits

• Signal amplification stages

• Analog electronic circuits

• Electronic equipment restoration

• Educational electronics projects

• DIY and hobby electronics applications