KTC3114A Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 50 V
• Collector-Base Voltage, max: 50 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 0.15 A
• Collector Dissipation: 1.5 W
• DC Current Gain (h_fe): 600 to 1800
• Transition Frequency, min: 100 MHz
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: TO-126

Here is an image showing the pin diagram of this transistor.The KTC3114A transistor can have a current gain of 600 to 1800. The gain of the KTC3114 will be in the range from 600 to 3600, for the KTC3114B it will be in the range from 1200 to 3600.You can replace the KTC3114A with the BD167, BD169, BD189, BD235, BD235G, BD237, BD237G, MJE225, MJE242, MJE244, MJE721 or MJE722.