MJD340-1G 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-251
• Electrically Similar to the Popular MJE340 transistor
• The MJD340-1G is the lead-free version of the MJD340-1 transistor

Here is an image showing the pin diagram of this transistor.The MJD340-1G transistor is marked as "J340G".You can replace the MJD340-1G with the MJD340-1.