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Manufacturer Part #

MCP73871-2CCI/ML

MCP73871 Series Li-Ion/Li-Pol 50 mA - 1000 mA 4.2 V Battery Charger - QFN-20

Mfr. Name: Microchip
Standard Pkg:
Product Variant Information section
Date Code: 1433
Product Specification Section
Technical Attributes
Attributes Table
Configuration: Linear
Number of Cells: 1
Supply Voltage: 4.4V to 6V
Operating Temp Range: -40°C to +85°C
Package Style:  QFN-20
Mounting Method: Surface Mount
Features & Applications

The MCP73871-2CCI/ML is a fully integrated stand-alone system load sharing and Li-Ion / Li-Polymer battery charge management controller. It is also capable of autonomous power source selection between input or battery.

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)

Applications:

  • GPSs / Navigators
  • PDAs and Smart Phones
  • Portable Media Players and MP3 Players
  • Digital Cameras
  • Bluetooth Headsets
  • Portable Medical Devices
  • Charge Cradles / Docking Stations
  • Toys
Pricing Section
Stock:
33
Minimum Order:
1
Multiple Of:
1
On Order:
0
Factory Stock:Factory Stock:
273
Factory Lead Time:
6 Weeks
Total
$1.71
USD
Quantity
Web Price
1
$1.71
25
$1.43
100+
$1.29
Product Variant Information section