Overview

The SC803 is a fully integrated, single cell, constant-current, constant-voltage Lithium-Ion battery charger management system.

Packaging

  • MLPQ-16 (4X4 mm)

Order Codes

  • SC803IMLTR: Package Minimum Tape & Reel Only

PB Free/ROHS

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Features

  • Fully integrated charger with FET pass transistor, reverse-blocking diode, sense resistor and thermal protection
  • Complete voltage ranges of 4.1 V, 4.2 V, & adjustable
  • Programmable precharge, fastcharge & termination current
  • Battery voltage controlled to 1% accuracy
  • Soft-start for step load and adaptor plug-in
  • Up to 1.5 A continuous charge current
  • Charge current monitor output from microcontroller or ADC Interface
  • Input voltages range from 4.2 V to 7 V
  • 0.1 µA battery drain current in shutdown and monitor modes
  • Operates without a battery in regulated LDO mode
  • Small 4 mm x 4 mm 16-lead MLP package
  • Low thermal impedance of 50°C/watt
  • Few external components
  • Over-current protection in all charging modes
  • Over-voltage protection with fault pin output
  • All outputs able to drive LEDs and interface to host processor
  • Remote Kelvin sensing at the battery terminal
  • Small input & output filter capacitors
  • Status output communicates charging and end of charge cycle

Applications

  • Cellular phones
  • PDAs
  • Handheld meters
  • Charging stations
  • Handheld computers
  • Digital cameras
  • Programmable current source

Inventory

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