BD318 Bipolar Transistor

• Type: PNP
• Collector-Emitter Voltage, max: -100 V
• Collector-Base Voltage, max: -100 V
• Emitter-Base Voltage, max: -7 V
• Collector Current − Continuous, max: -16 A
• Collector Dissipation: 200 W
• DC Current Gain (h_fe): 25
• Transition Frequency, min: 1 MHz
• Operating and Storage Junction Temperature Range: -55 to +200 °C
• Package: TO-3

Here is an image showing the pin diagram of this transistor.The complementary NPN transistor to the BD318 is the BD317.You can replace the BD318 with the 2N6029, 2N6287, 2N6287G, 2SA1043, BDX66B, BDX66C, BDX68B, BDX68C, MJ11015, MJ11015G, MJ11033, MJ11033G, MJ15004, MJ15004G or MJ4032.