Overview

The SC802 is a fully integrated, single cell, constant-current/constant-voltage Lithium-IonLithium Polymer battery charger. With an integrated timer and complete charge control algorithm, the SC802 is well suited for stand-alone charger applications. The SC802 contains programmable pre-charge, fast-charge, and termination current settings.

Packaging

  • MLPQ-16 (4X4 mm)

Order Codes

  • SC802IMLTR: Package Minimum Tape & Reel Only
  • SC802IMLTRT: Lead-Free, RoHS and WEEE Compliant, 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, timer, 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 glitch-free adaptor plug-in
  • Up to 1 A continuous charge current
  • Charge current monitor output for microcontroller or ADC interface
  • Input voltage range from 4.2 V to 14 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
  • NTC thermistor sense input
  • Adjustable 6-hour programmable charge timer
  • Over current protection in all charging modes
  • Over voltage protection
  • Remote Kelvin sensing at the battery terminals
  • ADC input control capable
  • Status output communicates charging and end of charge cycle
  • Charges Li-ion, Li-polymer, NiCd and NiMH Batteries

Applications

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

Inventory

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