2SC5774 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 140 V
• Collector-Base Voltage, max: 160 V
• Emitter-Base Voltage, max: 6 V
• Collector Current − Continuous, max: 10 A
• Collector Dissipation: 110 W
• DC Current Gain (h_fe): 60 to 160
• Transition Frequency, min: 15 MHz
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: TO-3P

Here is an image showing the pin diagram of this transistor.Sometimes the "2S" prefix is not marked on the package - the 2SC5774 might only be marked "C5774".The complementary PNP transistor to the 2SC5774 is the 2SA2062.You can replace the 2SC5774 with the 2SC2581, 2SC2706, 2SC2837, 2SC3182, 2SC3182-O, 2SC3280, 2SC3281, 2SC3284, 2SC3519, 2SC3519A, 2SC3519A-O, 2SC3519A-P, 2SC3519A-Y, 2SC3855, 2SC3907, 2SC4278, 2SC4468, 2SC5198, 2SC5199, 2SC5200, 2SC5200N, 2SC5242, 2SC5358, 2SC5775, 2SC5948, 2SC5949, 2SC6011, 2SC6011A, 2SC6011A-O, 2SC6011A-P, 2SC6011A-Y, 2SD1047, 2SD1148, 2SD1717, 2SD1718, 2SD2155, FJA4310, FJA4313, FJL4315, KTC5200, KTC5200A, KTC5242, KTC5242A, KTD1047, KTD1047B, MJW3281A, MJW3281AG or NTE2328.