Power chip

ISO5500 4.243kVrms 2.5A Isolated IGBT Gate Driver

Output voltage 4.2V Input voltage 4.25-6V Maximum charging current 800mA Charging type Dock charging management IC Charging cut-off voltage 4.2V Accuracy ±1% Trickle charging cut-off voltage 2.9V Power consumption 20uA Product application Mobile phone, PDA, MP3 player, Bluetooth earphone

5A Adjustable Output Linear Regulator

Type DC-DC Input Voltage 2.9V–4.5V Output Voltage VNEG:-1.4→-4.4 Maximum Output Current 200mA Switching Frequency 1.5MHz Shutdown Current 1μA

With overcurrent and short circuit protection function. Metal aluminum shell

Buck Adjustable 3A

0.65uA ultra-low static power consumption, 500mA current output regulated LDO