KTC2030D Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 60 V
• Collector-Base Voltage, max: 80 V
• Emitter-Base Voltage, max: 10 V
• Collector Current − Continuous, max: 3 A
• Collector Dissipation: 20 W
• DC Current Gain (h_fe): 150 to 250
• Transition Frequency, min: 30 MHz
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: TO-252

Here is an image showing the pin diagram of this transistor.The NZT560 (SOT-223) is the SMD version of the KTC2030D transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.You can replace the KTC2030D with the 2SD1221, 2SD1221-GR, 2SD1252, 2SD1252-P, 2SD1252A, 2SD1252A-P, 2SD1253, 2SD1253-P, 2SD1253A, 2SD1253A-P, 2SD1254, 2SD1254-P, 2SD1255, 2SD1255-P, 2SD1256, 2SD1256-P, 2SD1257, 2SD1257-P, 2SD1257A, 2SD1257A-P, KTC2020D or KTC2020D-GR.