ORIGINAL FM9689C FM 9689 C SOP8 SMD li-ion management IC

FM9689 is a lithium battery charge and discharge power management IC, integrating lithium battery charge management, high efficiency boost discharge output, LED lamp power indication and button function module. FM9689 is charged in a linear manner, integrating the whole process of trickle charging, constant current charging and constant voltage charging, the float voltage accuracy can reach ± 1% in the full temperature range, and has the advantages of small charging current ripple and stable output voltage. The FM9689's DC-DC synchronous boost module integrates an internal power MOS transistor to provide an output of 5V/0.5A, providing up to 9O0% boost conversion efficiency and an output voltage of ±1% accuracy.