2SC3807 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 25 V
• Collector-Base Voltage, max: 30 V
• Emitter-Base Voltage, max: 15 V
• Collector Current − Continuous, max: 2 A
• Collector Dissipation: 15 W
• DC Current Gain (h_fe): 800 to 3200
• Transition Frequency, min: 260 MHz
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: TO-126F

Here is an image showing the pin diagram of this transistor.Sometimes the "2S" prefix is not marked on the package - the 2SC3807 might only be marked "C3807".You can replace the 2SC3807 with the 2N6037, 2N6037G, BD131, BD185, BD187, BD233, BD233G, BD675, BD675A, BD675AG, BD675G, BD775, MJE222, MJE520, MJE521 or MJE521G.