2SC1585 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 150 V
• Collector-Base Voltage, max: 200 V
• Emitter-Base Voltage, max: 6 V
• Collector Current − Continuous, max: 15 A
• Collector Dissipation: 150 W
• DC Current Gain (h_fe): 60
• Transition Frequency, min: 10 MHz
• Operating and Storage Junction Temperature Range: -65 to +150 °C
• Package: TO-3

Here is an image showing the pin diagram of this transistor.Sometimes the "2S" prefix is not marked on the package - the 2SC1585 might only be marked "C1585".The complementary PNP transistor to the 2SC1585 is the 2SA908.You can replace the 2SC1585 with the 2SC1586, 2SD424-O, 2SD753-B, 2SD753-C, MJ11018, MJ11020, MJ11022 or MJ11022G.