MJF122 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 100 V
• Collector-Base Voltage, max: 100 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 5 A
• Collector Dissipation: 30 W
• DC Current Gain (h_fe): 2000
• Operating and Storage Junction Temperature Range: -65 to +150 °C
• Package: TO-220F
• Electrically Similar to the Popular TIP122 transistor

Here is an image showing the pin diagram of this transistor.The complementary PNP transistor to the MJF122 is the MJF127.You can replace the MJF122 with the 2SD1415, 2SD1415A, 2SD1892, 2SD1892-P, 2SD1892-Q, 2SD2495, 2SD2495-O, 2SD2495-P, 2SD2495-Y, 2SD560, 2SD560-KB, 2SD560-LB, 2SD560-MB, 2SD633, KSB601, KSB601-O, KSB601-R, KSB601-Y, KSD560, KSD560-O, KSD560-R, KSD560-Y, MJF122G, MJF6388, MJF6388G or TTD1415B.The MJF122G transistor is the lead-free version of the MJF122.