2N6039 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 80 V
• Collector-Base Voltage, max: 80 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 4 A
• Collector Dissipation: 40 W
• DC Current Gain (h_fe): 750 to 15000
• Transition Frequency, min: 25 MHz
• Operating and Storage Junction Temperature Range: -65 to +150 °C
• Package: TO-126

Here is an image showing the pin diagram of this transistor.The complementary PNP transistor to the 2N6039 is the 2N6036.You can replace the 2N6039 with the 2N6039G, BD679, BD679A, BD679AG, BD679G, BD681, BD681G, BD779, KSE802, KSE803, MJE242, MJE244, MJE802, MJE802G, MJE803 or MJE803G.The 2N6039G transistor is the lead-free version of the 2N6039.