The TB6612FNG is a motor driver red color module, it can control up to two DC motors at a constant current of 1.2A (3.2A peak). Two input signals (IN1 and IN2) can be used to control the motor in one of four function modes.
The MC34063A Reverse Voltage Module is a Positive To Negative Voltage Converter DC3.6-36V.The MC34063A_NV is a chip based MC34063A for providing reverse voltage, negative voltage modules.
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 2N2369A is a silicon planar epitaxial NPN transistor TO-18 metal package. It is designed specifically for high-speed saturated switching applications at current levels from 100μA to 100 mA.