MT6305B - GSM Power Management System
Use pin#3 (original NC pin) to program Provide alternative VCORE/VRTC.
VCORE/VRTC=1.8V/1.5V VCORE/VRTC voltas pin#3 is floating.
age.
VCORE/VRTC=1.2V/1.2V as pin#3 is GND.
CHRIN can be up to 15V but the charger will be off automatically when CHRIN>Vac_limit.
The spec.
of Vac_limit is 8~9.5V.
It can
MT6305B Features
* including current limiting, under voltage lock-out protection, deep discharge lockout protection and over temperature protection. MT6305BN/CY is offered in 48-pin QFN package. The tiny size and low profile reduce the required board area and increase the power density of the whole power system design