Battery Charger ICs
  • SC802
  • Fully Integrated Lithium-Ion Battery-Charger System with Timer
  • SC802A
  • Fully Integrated Lithium-Ion Battery-Charger System with Timer
  • SC806
  • Miniature High Current Lithium-Ion Battery Charger
  • SC810
  • Single Input/Single Mode Single-cell Li-ion Battery Charger
  • SC811
  • Adapter/USB Tri-Mode Single-cell Li-ion Battery Charger
  • SC813
  • Adapter/USB Tri-Mode Single-cell Li-ion Battery Charger
  • SC820
  • Adapter/USB Dual Input Single-cell Li-ion Battery Charger
  • SC824
  • Single-cell Li-Ion Battery Charger Tri-Mode with Timer and NTC
Semtech SC805A

Semtech SC805A

Miniature High Current Lithium-Ion Battery Charger

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The SC805A is a fully integrated, single cell, constant-current (CC)/constant-voltage (CV) Lithium-Ion battery charger in a tiny 3x3 mm thermally enhanced lead free MLP package. The SC805A can operate as a stand-alone charger or in conjunction with a Power Management Controller (PMIC).

Features


  • Fully integrated charger with FET pass transistor, reverse-blocking diode, sense resistor and thermal protection
  • High Accuracy Charge Current*
  • Tiny 3mm x 3mm 10 lead MLP package
  • Programmable precharge, fast-charge & termination currentBattery voltage controlled to 1% accuracy
  • Built in timer for protection and complete charging
  • NTC interface with battery detection
  • Soft-start to reduce adapter in-rush current
  • Up to 1A continuous charge current
  • Input voltage range from 3V to 6V allows seamless charging from current limited adapter
  • Provides adapter voltage VCCIL to power external accessories
  • Battery present detection and output indicator
  • Operates in charger or LDO-mode without battery
  • 0.1µA battery drain current in shutdown and monitor modes
  • Over-current protection in all charging modes
  • CHRGB output communicates charging and end of charge cycle
      *US Patent 6,836,095

Applications


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

Packaging

MLPD-10 3x3

Order Codes

  • SC805AMLTRT: Lead-Free, RoHS and WEEE Compliant, 3000 pcs.Tape & Reel
 
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