2S 5V to 7.4V 8.4V 2A Lithium Battery Charger Step Up Protection Board Module Li-Po Li-ion 18650 Bank Charger Board DIY

Description The 2 string lithium battery booster charging board is A dual sect ion series lithium battery synchronous booster charging module with high integration and reliability The input voltage is 5V the BAT voltage is 8 4V and the charging efficiency is 94 when the charging current is 1 2A Charging is integrated with various protection features input overvoltage input undervoltage output overvoltage output short circuit chip overtemperature and a maximum charging time of 24 hours Product parameters Input voltage working range 4 6V 5 5V5V 2A input synchronous boost chargingInput adaptive chargingSupport two 4 2V batteriesLED display charging status support two color light displaywith a trickle constant current constant voltage charging modeCharging 24 hours overtime protectionOutput overcurrent overvoltage short circuit protectionInput over voltage under voltage protectionInput voltage 13VOTP over temperature protectionSize 28MM x 17MMWeight 2 4gParametersSymbolConditionMinTypMaxUnitQuiescent CurrentsStandby mode currentIbat stoVbat 8 4V V n 0V50PACharging mode static currentLn chgV N 5V No Battery3mAPOWER SWITCH ISOLATION FETRDS ON LOW SIDE42mQRdsonHIGH SIDE37mQRdsonIsolation FET on resistance30mQPackage included 1 x Lithium Battery Charger Step Up Protection Board