The 2SK2003, 2SK-2003, 2003 is a 600V 4A 40W N-Channel Power MOSFET, TO-220F Package, High Speed Switching Low On-Resistance No Secondary Breakdown Low Driving Power High Voltage - VGS = ± 30V
The infrared decoding and encoding module which leads out the serial port of MCU to connect other devices that need infrared control, and can be used as infrared wireless data communication and data transmission