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BQ25790 - Buck-Boost Battery Charger

Datasheet Summary

Description

The BQ25790 is a fully integrated switch-mode buckboost charger for 1-4 cell Li-ion battery and Lipolymer battery.

Features

  • 1 High efficient synchronous Switch Mode buckboost charger for 1-4 cell battery.
  • 750-kHz and 1.5-MHz Programmable switching frequencies.
  • Efficiency optimized for charging 2s battery, 96.5% efficiency with 9-V input and 94.5% efficiency with 15-V input at 3-A ICHG.
  • Charging current up to 5 A with 10-mA resolution.
  • Support wide range of input sources.
  • 3.6-V to 24-V Wide input operating voltage range with 30-V absolute maximum rating.
  • M.

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Datasheet preview – BQ25790

Datasheet Details

Part number BQ25790
Manufacturer Texas Instruments
File Size 2.00 MB
Description Buck-Boost Battery Charger
Datasheet download datasheet BQ25790 Datasheet
Additional preview pages of the BQ25790 datasheet.

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Full PDF Text Transcription

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Product Folder Order Now Technical Documents Tools & Software Support & Community BQ25790 SLUSDF9 – JUNE 2020 BQ25790 I2C Controlled, 1-4 Cell, 5-A Buck-Boost Battery Charger with Dual-Input Selector and USB PD 3.0 OTG Output 1 Features •1 High efficient synchronous Switch Mode buckboost charger for 1-4 cell battery – 750-kHz and 1.5-MHz Programmable switching frequencies – Efficiency optimized for charging 2s battery, 96.5% efficiency with 9-V input and 94.5% efficiency with 15-V input at 3-A ICHG – Charging current up to 5 A with 10-mA resolution • Support wide range of input sources – 3.6-V to 24-V Wide input operating voltage range with 30-V absolute maximum rating – Maximum power tracking with VINDPM up to 22 V and IINDPM up to 3.3 A – Detect USB BC1.
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