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MAX8730 - Low-Cost Battery Charger

Features

  • Small Inductor (3.5µH) Programmable Charge Current > 4.5A Automatic Power-Source Selection Analog Inputs Control Charge Current and Charge Voltage.
  • Monitor Outputs for AC Adapter Current Battery-Discharge Current AC Adapter Presence.
  • Independent 3.3V 20mA Linear Regulator.
  • Up to 17.6V (max) Battery Voltage.
  • +8V to +28V Input Voltage Range.
  • Reverse Adapter Protection.
  • System Short-Circuit Protection.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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19-3885; Rev 0; 12/05 KIT ATION EVALU LE B A IL A AV Low-Cost Battery Charger General Description Features ♦ ♦ ♦ ♦ Small Inductor (3.5µH) Programmable Charge Current > 4.5A Automatic Power-Source Selection Analog Inputs Control Charge Current and Charge Voltage ♦ Monitor Outputs for AC Adapter Current Battery-Discharge Current AC Adapter Presence ♦ Independent 3.3V 20mA Linear Regulator ♦ Up to 17.6V (max) Battery Voltage ♦ +8V to +28V Input Voltage Range ♦ Reverse Adapter Protection ♦ System Short-Circuit Protection ♦ Cycle-by-Cycle Current Limit MAX8730 The MAX8730 highly integrated, multichemistry, batterycharger control IC simplifies construction of accurate and efficient chargers. The MAX8730 operates at high switching frequency to minimize external component size and cost.
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