BDW73A Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 60 V
• Collector-Base Voltage, max: 60 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 8 A
• Collector Dissipation: 80 W
• DC Current Gain (h_fe): 750 to 20000
• 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 BDW73A is the BDW74A.You can replace the BDW73A with the BD203, BD303, BD535, BD537, BD543A, BD543B, BD543C, BD545A, BD545B, BD545C, BD645, BD647, BD649, BD651, BD797, BD799, BD801, BD807, BD809, BD897, BD897A, BD899, BD899A, BD901, BDT81, BDT81F, BDT83, BDT83F, BDT85, BDT85F, BDT87, BDT87F, BDW73B, BDW73C, BDW73D, BDX33A, BDX33B, BDX33BG, BDX33C, BDX33CG, BDX33D, BDX53A, BDX53B, BDX53BG, BDX53C, BDX53CG, BDX53D, BDX77, D44H11, D44H11FP, D44H8, MJE15028 or MJE15028G.