BD438 Transistor PNP 45V 4A 36W TO-126

The BD438 Transistor is a silicon PNP medium power transistor used in audio amplifiers and power supply circuits. The BD438 Transistor is housed in a standard through-hole TO-126 package. The transistor has a power rating of 36W, with a maximum collector current of 4A. The BD437 NPN Transistor is the complement for the BD438 PNP Transistor.

BD438 Transistor Features

• Collector-Emitter Volt (Vceo): 45V
• Collector-Base Volt (Vcbo): 45V
• Collector Current (Ic): 4.0A
• hfe: 85-375 @ 500mA
• Power Dissipation (Ptot): 36W
• Current-Gain-Bandwidth (ftotal): 3MHz
• Type: PNP