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bq25871 - Battery Switch Charger

Description

The device is a 7-A battery switch charger with an integrated 10-bit ADC.

The high-current battery switch charger is a 13-mΩ MOSFET with reverse current blocking designed for high efficiency and minimal voltage drop.

Features

  • 1 Adapter Input Voltage Range: 3 V to 14 V.
  • Allow up to 14-V Adaptor Voltage.
  • Highly Integrated 7-A Battery Switch.
  • Integrated MOSFETs and Current Sensing.
  • Low RDS(on) (13-mΩ) MOSFETs for High Current Operation.
  • Integrated High Accuracy ADC for System Monitor.
  • VBUS, VBAT, VOUT, VDROP Voltage.
  • Input and Battery Current.
  • Battery and VBUS Connector Temperature.
  • Linear Regulation (LDO) Mode Operation.

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Datasheet preview – bq25871

Datasheet Details

Part number bq25871
Manufacturer Texas Instruments
File Size 1.33 MB
Description Battery Switch Charger
Datasheet download datasheet bq25871 Datasheet
Additional preview pages of the bq25871 datasheet.

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Full PDF Text Transcription

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community bq25871 SLUSCQ5 – OCTOBER 2016 bq25871 14-V, 7-A, Battery Switch Charger with Integrated 10-bit ADC 1 Features •1 Adapter Input Voltage Range: 3 V to 14 V – Allow up to 14-V Adaptor Voltage • Highly Integrated 7-A Battery Switch – Integrated MOSFETs and Current Sensing – Low RDS(on) (13-mΩ) MOSFETs for High Current Operation • Integrated High Accuracy ADC for System Monitor – VBUS, VBAT, VOUT, VDROP Voltage – Input and Battery Current – Battery and VBUS Connector Temperature • Linear Regulation (LDO) Mode Operation – Four Linear Regulation Loops: IBUS, IBAT, VBAT and VOUT – Programmable Linear Regulation Thresholds • Programmable Safety Protections – VBUS, VOUT, and VBAT Over Voltage Protections (OVP
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