Power chip

TPS84620 6A 4.5V to 14.5V Input Synchronous Buck Integrated Power Solution

LM2842 600 mA up to 42V input step-down DC/DC regulator with ultra-thin SOT-23 encapsulation

Output voltage 4.2V Input voltage 4.0-8.0V Maximum charging current 1000mA Charging type Single lithium battery charging Charging cut-off voltage 4.2V Accuracy ± 1% Trickle charging cut-off voltage 2.9V Power consumption 55uA Product application Mobile phone, MP3, MP4 player, Digital cameras, electronic dictionaries, GPS, portable devices, various chargers

High-power MOS tube, IGBT tube gate drive chip

3.3V fixed output, Iout=150mA(Max), Vin=36V(Max), with over-temperature protection

3-Pin Microprocessor Reset Circuit