MJE340 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 300 V
• Collector-Base Voltage, max: 300 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 0.5 A
• Collector Dissipation: 20 W
• DC Current Gain (h_fe): 30 to 240
• Operating and Storage Junction Temperature Range: -65 to +150 °C
• Package: TO-126

Here is an image showing the pin diagram of this transistor.The complementary PNP transistor to the MJE340 is the MJD350.You can replace the MJE340 with the 2N5656, 2N5656G, 2N5657, 2N5657G, 2SC2899, BD128, BD129, BD158, BD159, BD410, KSE340 or MJE340G.The MJE340G transistor is the lead-free version of the MJE340.