The MCP73855T-I/MF is an Integrated Circuit (IC) component designed and manufactured by Microchip Technology. It is a programmable single-cell Li-ion and Li-Polymer battery charger with various key features that make it highly versatile and efficient.
Key features of the MCP73855T-I/MF include:
1. Programmable Charge Current: The IC allows the charge current to be programmed from 15mA to 1.1A. This flexible feature enables the charging of various battery sizes and types.
2. Automatic Charge Termination: The MCP73855T-I/MF includes an automatic charge termination feature that enables safe and reliable charging. It has a selectable charge termination threshold and timer for efficient charging and preventing overcharging.
3. Battery Temperature Monitoring: This IC incorporates a battery temperature monitoring feature to ensure safe charging. It includes an onboard temperature sensor and supports an external NTC thermistor for temperature monitoring of the battery.
4. Battery Recharge Enable Control: The MCP73855T-I/MF provides a recharge enable (RE) pin to allow external control over the initiation of the battery charging process. This feature can be utilized in applications where the battery recharge needs to be activated or disabled externally.
5. Status Indication: The IC includes various status indication pins such as Charge Indicator (CHRG), Power Good (PG), and Power Good Mask (PGM). These pins provide visual feedback on the charging status and power supply condition
