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BUY MCP73837-FCI/UN https://www.utsource.net/itm/p/7280953.html
The MCP73837 is a highly integrated full-featured linear Li-ion battery charger with both USB and AC-adapter inputs. Automatic Power Source Selection simplifies the design of battery chargers for applications that are powered from either a USB port or an AC adapter. For USB-powered systems, the MCP73837 specifically adheres to the current limits governed by the USB application. Also includes safety features such as cell temperature monitoring, on-chip thermal regulation and safety timers. Available in 10-pin 3mm x 3mm DFN package or 10-pin MSOP package.
Description: The MCP73837-FCI/UN is a Li-Ion/Li-Polymer battery charge management controller with an integrated safety timer. It is designed to provide a constant-current/constant-voltage charge for single-cell Li-Ion/Li-Polymer batteries with a minimum of external components. Features: * Constant-current/constant-voltage charge algorithm * High accuracy voltage regulation * Programmable charge current up to 1A * Programmable charge voltage * Integrated safety timer * Thermal regulation * Charge status output * Reverse current protection * Overvoltage protection * Undervoltage protection * Over-temperature protection * Short-circuit protection * Charge current monitor Applications: * Portable devices * Wearable devices * Battery packs * Handheld devices * Power banks * Industrial systems * Medical devices (For reference only)