2N6231 Bipolar Transistor

• Type: PNP
• Collector-Emitter Voltage, max: -140 V
• Collector-Base Voltage, max: -140 V
• Emitter-Base Voltage, max: -7 V
• Collector Current − Continuous, max: -10 A
• Collector Dissipation: 150 W
• DC Current Gain (h_fe): 15 to 60
• Transition Frequency, min: 1 MHz
• Operating and Storage Junction Temperature Range: -65 to +200 °C
• Package: TO-3

Here is an image showing the pin diagram of this transistor.The complementary NPN transistor to the 2N6231 is the 2N5634.You can replace the 2N6231 with the 2N6031, 2N6609, MJ15023, MJ15023G, MJ15025 or MJ15025G.