• Integrated MCU, Buck, Boost and power bridge in one SOC

• Path-through feature

• Very low sleep mode power consumption (typical 25uA, 3.7V battery voltage)

• 5V input, 2A output synchronous mode Buck with programmable frequency (300kHz,)

• Up to 5V/2.4A synchronous mode Boost with programmable frequency (300kHz)

• Up to 5V/2.4A power bridge

• Drive capacitive load

• Provide trickle current（typical 30mA） when battery is over discharged

• Programmable battery voltage

• Programmable gain of Buck mode current sense

• Programmable constant current level in Buck mode

• Programmable output voltage in Boost mode

• Programmable battery UVP threshold in Boost mode

• Programmable gain of Boost mode current sense

• Programmable and flexible LED indicator pattern

• Programmable thermal fold-back at too high battery or IC temperature

• Comprehensive protections: input OVP, output OVP, output SCP, battery OVP, battery UVP, battery OTP, OCP.