MCP73871

MCP73871 Stand-Alone System Load Sharing and Li-Ion/Li-Polymer Battery Charge Management Controller Features Integrated System Load Sharing and Battery Charge Management - Simultaneously Power the System and Charge the Li-Ion Battery - Voltage Proportional Current Control (VPCC) ensures system load has priority over Li-Ion battery charge current - Low-Loss Power-Path Management with Ideal Diode Operation Complete Linear Charge Management Controller - Integrated Pass Transistors - Integrated Current Sense - Integrated Reverse Discharge Protection - Selectable Input Power Sources: USB Port or AC-DC Wall Adapter Preset High Accuracy Charge Voltage Options: - 4.10V, 4.20V, 4.35V or 4.40V - ±0.5% Regulation Tolerance Constant Current/Constant Voltage (CC/CV) Operation with Thermal Regulation Maximum 1.8A Total Input Current Control Resistor Programmable Fast Charge Current Control: 50 mA to 1A Resistor Programmable Termination Set Point Selectable USB Input Current Control - Absolute Maximum: 100 mA (L)/500 mA (H) Automatic Recharge Automatic End-of-Charge Control Safety Timer With Timer Enable/Disable Control 0.1C Preconditioning for Deeply Depleted Cells Battery Cell Temperature Monitor Undervoltage Lockout (UVLO) Low Battery Status Indicator (LBO) Power Good Status Indicator (PG) Charge Status and Fault Condition Indicators Numerous Selectable Options Available for a Variety of Applications: - Refer to Section 1.0 “Electrical Characteristic...