MJD340G Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 300 V
• Collector-Base Voltage, max: 300 V
• Emitter-Base Voltage, max: 3 V
• Collector Current − Continuous, max: 0.5 A
• Collector Dissipation: 15 W
• DC Current Gain (h_fe): 30 to 240
• Operating and Storage Junction Temperature Range: -65 to +150 °C
• Package: TO-252
• Electrically Similar to the Popular MJE340 transistor
• The MJD340G is the lead-free version of the MJD340 transistor

Here is an image showing the pin diagram of this transistor.The MJD340G transistor is marked as "J340G".You can replace the MJD340G with the MJD340, MJD340T4 or MJD340T4G.