Microchip (MCP73844-840I/MS) Battery Charger for 2 Cells of Li-Ion

Battery Charger for 2 Cells of Li-Ion, Li-Pol battery, 9.4V input, 8.4V / 1Acharge, MSOP-8Product OverviewThe MCP73844-840I/MS is an advanced dual cell lithium-ion/lithium-polymer chargeManagement Controller for use in space-limited and cost-sensitive applications.This combines high accuracy constant-voltage (0.5% maximum), constant-currentregulation, cell preconditioning, advanced safety timers and automatic chargetermination. The device provides a complete, fully functional, stand-alonecharge management solution for applications utilizing dual series celllithium-ion or lithium-polymer battery packs. This operates with an inputvoltage range of 8.7 to 12V and is fully specified over the ambient temperaturerange of -40 to +85°C.Safety charge timerAutomatic charge terminationAutomatic rechargeCharge status indicator0.5% (maximum) High accuracy voltage regulationAutomatic preconditioning of deeply depleted cells0.25µA (typical) Shutdown currentNo inductor requiredProgrammable charge currentAutomatic power-down when input power removedApplicationsPower Management, Consumer ElectronicsProduct InformationBattery Type: Li-Ion, Li-PolInput Voltage: 9.4VBattery Charge Voltage: 8.4VCharge Current Max: 1ABattery IC Case Style: MSOPNo. of Pins: 8PinsNo. of Series Cells: 2Operating Temperature Min: -40°COperating Temperature Max: 85°CMSL: MSL 1 - Unlimited