BF423 PNP High Voltage Transistor – TO-92 Package

The BF423 is a high-voltage PNP silicon transistor designed for signal amplification, switching, driver stages, and high-voltage electronic applications. Its high collector-emitter voltage rating and reliable performance make it suitable for television circuits, industrial control systems, communication equipment, power supplies, and general-purpose high-voltage signal processing applications.

Key Features -

• High-voltage PNP silicon transistor

• Suitable for amplification and switching applications

• Compact TO-92 through-hole package

• Designed for high-voltage signal circuits

• Reliable electrical performance

• Good frequency response characteristics

• Easy PCB mounting and integration

Specifications -

• Product type - Bipolar Junction Transistor (BJT)

• Part number - BF423

• Transistor polarity - PNP

• Technology - Silicon

• Package type - TO-92

• Mounting type - Through Hole

• Number of pins - 3

• Collector-Emitter Voltage (VCEO) - 250V

• Collector-Base Voltage (VCBO) - 300V

• Emitter-Base Voltage (VEBO) - 5V

• Maximum Collector Current (IC) - 100mA

• Power Dissipation - 830mW

• Transition Frequency (fT) - 50MHz

• Operating Temperature Range - -65°C to +150°C

Applications -

• High-voltage amplifier circuits

• Signal processing applications

• CRT television and display circuits

• Industrial control equipment

• Communication systems

• Power supply driver stages

• Educational and electronics repair projects