The FS312F-G protection IC for Li-ion/polymer rechargeable one-cell batteries maintains high accurate detections of the abnormal cell activities and the corresponding delay time in order to have protections against the events of over charge, over discharge, and over current.
Functional Block Diagram TD 7. VCC Short circuit Detector VSS VSS Oscillator Control Circuit FO Fo P R r R ro TU ef pe NE er rti ' en es ce O nl y Overcharge Detector Over current Detector Overdischarg e Detector Divider Control Logic CS Charger Detector GND OD Typical Application Circuit BATT+ VCC C1 0.1μF FS312F-G GND TD CS OC R1 100 OD 8. VSS OC Control Logic GND VSS R2 1k M1 M2 BATT-