2SC4793 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 230 V
• Collector-Base Voltage, max: 230 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 1 A
• Collector Dissipation: 20 W
• DC Current Gain (h_fe): 100 to 320
• Transition Frequency, min: 70 MHz
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: TO-220F

Here is an image showing the pin diagram of this transistor.Sometimes the "2S" prefix is not marked on the package - the 2SC4793 might only be marked "C4793".The complementary PNP transistor to the 2SC4793 is the 2SA1837.You can replace the 2SC4793 with the 2SC2336B, 2SC2898, 2SC3310, 2SC3868, 2SC4242, 2SC5241, 2SD772B, 2SD792B, BUX84, BUX85, MJE13070, MJE13071, MJE15032, MJE15032G, MJE15034, MJE15034G, MJE16002 or MJE16004.