KSE801 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 60 V
• Collector-Base Voltage, max: 60 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 4 A
• Collector Dissipation: 40 W
• DC Current Gain (h_fe): 750
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: TO-126
• Electrically Similar to the Popular MJE801 transistor

Here is an image showing the pin diagram of this transistor.The complementary PNP transistor to the KSE801 is the KSE701.You can replace the KSE801 with the 2N6038, 2N6038G, 2N6039, 2N6039G, BD677, BD677A, BD677AG, BD677G, BD679, BD679A, BD679AG, BD679G, BD681, BD681G, BD777, BD779, KSE800, KSE802, KSE803, MJE800, MJE800G, MJE801, MJE801G, MJE802, MJE802G, MJE803 or MJE803G.