SLUSDF9 June 2020 BQ25790
PRODUCTION DATA.
The charger employs a synchronous buck-boost converter that allows charging the 1s to 4s battery from a legacy 5V USB input source, HVDCP and USB-PD power sources. The charger operates in buck, buck-boost or boost mode based on different input voltage and output voltage combinations. The converter can operate uninterruptedly and continuously across the Buck, Buck-boost and Boost three different operating states.