The ADG3304 is a bidirectional logic level translator that contains four bidirectional channels. It can be used in multi voltage digital system applications such as data transfer between a low voltage DSP/Microcontroller.
The 2SD1947, 2SD-1947, D1947, 1947 is a 100V 10A NPN Silicon Transistor, TO-220F Package , Applications High Gain current, low Uce Voltage Saturation, Integrated Diode, Manufactured By TOSHIBA.
The LTC3780 is a DC-DC-Auto-Up & Down-Voltage-Regulator-5-32V-to-1-24V-DC-Adjustable-Converter. My interest in this DC-DC switcher is to operate 19VDC laptops/notebooks and LCD TVs from 12V batteries/solar.
The IRFB4110PBF is a 100V single N-channel HEXFET® Power MOSFET with extremely low on-resistance per silicon area and fast switching performance using Trench MOSFET technology.