MCP73861 Datasheet – Charge Management Controller – Microchip

Part Number : MCP73861

Function : Advanced Single or Dual Cell, Li-Polymer Charge Management Controllers

Package : 16-pin 4 x 4 QFN, 16-pin SOIC

Manufactures : Microchip Technology




The MCP7386X family of devices features highly advanced linear charge management controllers for use in space-limited, cost-sensitive applications. The MCP73861/3 is intended for applications utilizing single-cell Lithium-Ion or Lithium-Polymer battery packs, while the MCP73862/4 is intended for dual series cell Lithium-Ion or Lithium-Polymer battery packs. The MCP73861/3 has two selectable voltage-regulation options available (4.1V and 4.2V), for use with either coke or graphite anodes and operate with an input voltage range of 4.5V to 12V.




1. Programmable Safety Charge Timer
2. Temperature Monitor
3. Thermal Regulation
4. Programmable Charge Current: 1.2A max.
5. Automatic Re-Charge
6. Automatic End-of-Charge Control
7. Status & Fault Indicators


MCP73861 Datasheet