2SC5249 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 600 V
• Collector-Base Voltage, max: 600 V
• Emitter-Base Voltage, max: 7 V
• Collector Current − Continuous, max: 3 A
• Collector Dissipation: 35 W
• DC Current Gain (h_fe): 20 to 40
• Transition Frequency, min: 6 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 2SC5249 might only be marked "C5249".You can replace the 2SC5249 with the 2SC3150, 2SC3150-M, 2SC3457, 2SC3457-N, 2SC3752, 2SC3752-M, 2SC3866, 2SC5353, FJPF5027, FJPF5027-O, KSC5027, KSC5027-O, KSC5027F, KSC5027F-O, MJE8502 or MJE8503.