BD705 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 45 V
• Collector-Base Voltage, max: 45 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 12 A
• Collector Dissipation: 75 W
• DC Current Gain (h_fe): 15 to 150
• Transition Frequency, min: 3 MHz
• Operating and Storage Junction Temperature Range: -65 to +150 °C
• Package: TO-220

Here is an image showing the pin diagram of this transistor.The complementary PNP transistor to the BD705 is the BD706.You can replace the BD705 with the BD707, BD709, BD905, BD907 or BD909.