FS312 Datasheet | Fortune Semiconductor

Lithium-ion/Polymer Battery Protection IC General Description FS312 is a series of lithium-ion and lithium-polymer rechargeable battery protection ICs with high accurate voltage detection and delay circuits. These ICs are suitable for protection of single cell lithium-ion or lithium polymer battery packs from over charge, over discharge and over current. Ordering Information FS312 x Serial code from AR to FR - - : Refer to the product name list on next page. Features Low supply current Normal Operation : 3.0μA typ. @VDD=3.9V Power-down mode : 0.3μA max. @VDD=2.0V Overcharge detection voltage ﹝VOCU﹞ 4.0V~4.4V, Accuracy of ±25m V Overcharge release voltage ﹝VOCR﹞ 3.9V~4.2V Accuracy of ±50m V Overdischarge detection voltage ﹝VODL﹞ 2.2V~2.9V, Accuracy of ±80m V Overdischarge release voltage ﹝VODR﹞ 3.0V~3.2V Accuracy of ±80m V Over current detection voltage ﹝VOI1﹞ VOI1 Short circuit detection voltage ﹝VOI2﹞ 1.35V Delay times are generated by an internal circuit. (External capacitors are unnecessary.) Charger detection...