The 2SK2372, 2SK-2372, K2372, 2372 is a N-Channel MOS Field Effect Transistor designed for high voltage switching applications. 2SK2368: RDS(ON) = 0.27 (VGS = 10 A) Low Ciss 3600 pF TYP. High Avalanche Capability Ratings.
IRF3808 75V 140A Single N-Channel HEXFET Power MOSFET in a TO-220. This Advanced Planar Stripe HEXFET ® Power MOSFET utilizes the latest processing techniques to achieve extremely low on resistance per silicon area
The BD244C, BD-244, 244 is a 6A, 100V 65W PNP Bipolar Power Transistor is designed for use in general purpose amplifier and switching applications. BD243B, BD243C (NPN); BD244B, BD244C (PNP) are complementary devices.
The NE555 is a square wave pulse generator module can be used to produce square wave signals for experimental development or in applications such as driving stepper motors, and as an adjustable pulse generator for microcontroller.