BD139 Transistor

BD139 is a medium-power NPN transistor; designed for use as audio amplifiers and drivers utilizing complementary or quasi complementary circuits. It comes in plastic casing. Its DC current gain is 40 (Min).
 
BD139 TRANSISTOR, NPN, TO-126
 
 Transistor Polarity: NPN
 Collector Emitter Voltage V(br)ceo: 80V
 Power Dissipation Pd: 12.5W
 DC Collector Current: 1.5A
 DC Current Gain hFE: 40
 Transistor Case Style: TO-126
 No. of Pins: 3
 Av Current Ic: 1.5A
 Collector Emitter Voltage Vces: 500mV
 Continuous Collector Current Ic Max: 1.5A
 Current Ic hFE: 150mA
 Full Power Rating Temperature: 25°C
 Hfe Min: 40
 No. of Transistors: 1
 Termination Type: Through Hole
 Voltage Vcbo: 100V