The CD4021BM series types are supplied in 16-lead hermetic dual-in-line ceramic packages (D and F suffixes), 16-lead dual-in-line plastic packages (E suffix), and in chip form (H suffix).
The MOSFET Trigger Switch Driver Module is of high power MOSFET trigger switch driver and control with field-effect tube to adjust the electronic switch.
The S8050 is a low voltage high current small signal NPN transistor, designed for Class B push-pull audio amplifier and general purpose applications. S8050 0.5A/40V NPN Transistor TO-92.