2N3055 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 60 V
• Collector-Base Voltage, max: 100 V
• Emitter-Base Voltage, max: 7 V
• Collector Current − Continuous, max: 15 A
• Collector Dissipation: 115 W
• DC Current Gain (h_fe): 20 to 70
• Transition Frequency, min: 3 MHz
• Operating and Storage Junction Temperature Range: -65 to +200 °C
• Package: TO-3

Here is an image showing the pin diagram of this transistor.The complementary PNP transistor to the 2N3055 is the MJ2955.You can replace the 2N3055 with the 2N3055A, 2N3055AG, 2N3055G, 2N3055H, 2N5039, 2N5630, 2N5671, 2N5672, 2N5881, 2N5882, 2N5885, 2N5885G, 2N5886, 2N5886G, 2N6471, 2N6472, BD130, BD182, BD183, KD502, KD503, MJ14000, MJ14000G, MJ14002, MJ14002G, MJ15015, MJ15015G or NTE130.The 2N3055G transistor is the lead-free version of the 2N3055.The main manufacturers of the 2N3055 transistors are ON Semicondustor and STMicroelectronics.