2SC3831 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 500 V
• Collector-Base Voltage, max: 600 V
• Emitter-Base Voltage, max: 10 V
• Collector Current − Continuous, max: 10 A
• Collector Dissipation: 100 W
• DC Current Gain (h_fe): 10 to 30
• Transition Frequency, min: 8 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 2SC3831 might only be marked "C3831".You can replace the 2SC3831 with the 2SC3552, 2SC3992, 2SC3993, 2SC3994, 2SC3995, 2SC3996, 2SC3997, 2SC3998 or KSC3552.