2SC3046 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 450 V
• Collector-Base Voltage, max: 600 V
• Emitter-Base Voltage, max: 7 V
• Collector Current − Continuous, max: 10 A
• Collector Dissipation: 100 W
• DC Current Gain (h_fe): 10 to 30
• Transition Frequency, min: 28 MHz
• Operating and Storage Junction Temperature Range: -65 to +175 °C
• Package: TO-3

Here is an image showing the pin diagram of this transistor.Sometimes the "2S" prefix is not marked on the package - the 2SC3046 might only be marked "C3046".You can replace the 2SC3046 with the 2SC2429A, 2SC3058A, BUX48A, MJ12022, MJ8504 or MJ8505.