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bq24707 - 1-4 Cell Li+ Battery SMBus Charge Controller

General Description

The bq24707 and bq24707A devices are highefficiency, synchronous battery chargers, offering low component count for space-constrained, multichemistry battery charging applications.

Key Features

  • 1 SMBus Host-Controlled NMOS-NMOS Synchronous Buck Converter With Programmable 615 kHz, 750 kHz, and 885 kHz Switching Frequency.
  • Real-Time System Control on ILIM Pin to Limit Charge Current.
  • Enhanced Safety Features for Overvoltage Protection, Overcurrent Protection, Battery, Inductor, and MOSFET Short-Circuit Protection.
  • Programmable Input Current, Charge Voltage, Charge Current Limits.
  • ±0.5% Charge Voltage Accuracy up to 19.2 V.
  • ±3% Charge.

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Other Datasheets by Texas Instruments

Part Number Description
bq24707A 1-4 Cell Li+ Battery SMBus Charge Controller
bq24702 MULTICHEMISTRY BATTERY CHARGER CONTROLLER AND SYSTEM POWER SELECTOR
bq24703 MULTICHEMISTRY BATTERY CHARGER CONTROLLER AND SYSTEM POWER SELECTOR
bq24704 Host-Controlled Li-Ion and Li-Polymer Battery Charger
bq24705 Host-Controlled Multi-Cell Battery Charger

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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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design bq24707, bq24707A SLUSA78C – JULY 2010 – REVISED JULY 2015 bq24707x 1-4 Cell Li+ Battery SMBus Charge Controller With Independent Comparator and Advanced Circuit Protection 1 Features •1 SMBus Host-Controlled NMOS-NMOS Synchronous Buck Converter With Programmable 615 kHz, 750 kHz, and 885 kHz Switching Frequency • Real-Time System Control on ILIM Pin to Limit Charge Current • Enhanced Safety Features for Overvoltage Protection, Overcurrent Protection, Battery, Inductor, and MOSFET Short-Circuit Protection • Programmable Input Current, Charge Voltage, Charge Current Limits – ±0.5% Charge Voltage Accuracy up to 19.2 V – ±3% Charge Current Accuracy up to 8.