1-Cell, Lithium-Ion Battery Charger for Bluetooth

Reference Design using part MAX8814 by Analog Devices

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Manufacturer

Analog Devices
  • Application Category
    Battery Management
  • Product Type
    Battery Charger

For End Products

  • Bluetooth
  • Cellular Phone
  • Cordless Phone
  • Digital Still Camera (DSC)
  • Docking Station
  • MP3 Player
  • Personal Digital Assistant
  • Smart Phone
  • USB Wireless

Description

  • MAX8814, Battery/charger load switch approximates ideal diode. The circuit switches loads with a voltage drop of only 45mV at 0.5A, Which is a head-room improvement of 350-45mV=305mV. When compared with the diode-OR connection (175mW vs. 22.5mW), the power saving is 152.5mW

Key Features

  • Battery Type
    Lithium-Ion
  • Number of Battery Cells
    1

Featured Parts (4)

Featured Parts
Part Number Manufacturer Type Description
MAX8814ETA+ Analog Devices Battery Management ICs Linear Battery Charger Li-Ion/Li-Pol 570mA 4.2V 8-Pin TDFN EP T/R Buy
MAX8814ETA+ Analog Devices Battery Management ICs Linear Battery Charger Li-Ion/Li-Pol 570mA 4.2V 8-Pin TDFN EP T/R Buy
MAX8814ETA+T Analog Devices Battery Management ICs Linear Battery Charger Li-Ion 570mA 4.2V 8-Pin TDFN EP T/R Buy
MAX8814ETA+T Analog Devices Battery Management ICs Linear Battery Charger Li-Ion 570mA 4.2V 8-Pin TDFN EP T/R Buy

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