TTB1020B Bipolar Transistor

• Type: PNP
• Collector-Emitter Voltage, max: -100 V
• Collector-Base Voltage, max: -100 V
• Emitter-Base Voltage, max: -5 V
• Collector Current − Continuous, max: -7 A
• Collector Dissipation: 30 W
• DC Current Gain (h_fe): 2000 to 15000
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: TO-220F

Here is an image showing the pin diagram of this transistor.The complementary NPN transistor to the TTB1020B is the TTD1415B.You can replace the TTB1020B with the 2N6042, 2N6042G, 2SB1020, 2SB1020A, 2SB1228, 2SB673, 2SB886, BD544C, BD546C, BD650, BD652, BD802, BD902, BDT62B, BDT62C, BDT64B, BDT64C, BDT86, BDT86F, BDT88, BDT88F, BDW47, BDW47G, BDW48, BDW74C, BDW74D, BDX34C, BDX34CG, BDX34D, BDX54C, BDX54CG, BDX54D, BDX54E, BDX54F, MJE15029, MJE15029G, MJE15031, MJE15031G, MJF15031, MJF15031G, TIP107, TIP107G, TIP137, TIP137G or TIP147T.