BD138 - 1.5A 60V PNP - TO126 Transistor

BD138 - 1.5A 60V PNP - TO-126 Transistor

The BD138 is a PNP bipolar junction transistor (BJT) designed for medium-power amplification and switching applications. With a current capacity of 1.5A and a voltage rating of 60V, it is widely used in audio amplifiers, power control circuits, and driver stages. The TO-126 package ensures efficient heat dissipation, allowing the transistor to operate with high reliability and efficiency. Thanks to its stable performance and wide operating range, it is a popular choice for both industrial and hobby electronic projects.

BD138 Transistor Specifications:

• Transistor Type: PNP

• Collector-Emitter Voltage (V_CEO): -60V

• Collector Current (I_C): -1.5A

• Power Dissipation (P_tot): 12.5W

• DC Current Gain (hFE): 40 - 250

• Transition Frequency (f_T): 190 MHz

• Package Type: TO-126

• Operating Temperature Range: -55°C ~ +150°C

Useful Documents:

• Datasheet

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