BD136 Bipolar Power PNP Transistor – TO-126 Package

The BD136 is a silicon PNP power transistor designed for medium-power amplification and switching applications. With its robust TO-126 package, high current handling capability, and reliable performance, it is widely used in audio amplifiers, power supplies, motor control circuits, voltage regulators, driver stages, and industrial electronic equipment. The BD136 is the complementary PNP counterpart to the popular BD135 NPN transistor.

Key Features -

• Silicon PNP power transistor

• Medium-power amplification and switching applications

• High collector current capability

• TO-126 package for improved heat dissipation

• Suitable for audio amplifier driver stages

• Reliable and stable electrical performance

• Complementary transistor to BD135, BD137, and BD139 series

Specifications -

• Product type - Bipolar Junction Transistor (BJT)

• Part number - BD136

• Transistor polarity - PNP

• Technology - Silicon

• Package type - TO-126

• Mounting type - Through Hole

• Number of pins - 3

• Collector-Emitter Voltage (VCEO) - 45V

• Collector-Base Voltage (VCBO) - 45V

• Emitter-Base Voltage (VEBO) - 5V

• Maximum Collector Current (IC) - 1.5A

• Power Dissipation (PD) - 12.5W (with adequate heatsinking)

• DC Current Gain (hFE) - 40 to 160

• Transition Frequency (fT) - Up to 190MHz

• Operating Temperature Range - -55°C to +150°C

Applications -

• Audio power amplifiers

• Driver and output stages

• Power supply circuits

• Voltage regulator circuits

• Relay and solenoid drivers

• Motor control applications

• Industrial control equipment

• Educational and DIY electronics projects