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BQ25853EVM

BQ25853-Q1 evaluation module

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BQ25853EVM

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Overview

The BQ25853EVM evaluation module (EVM) is a complete evaluation system for the BQ25853-Q1 IC, a buck-boost supercapacitor charge controller with a wide input range of 4.2V - 70V, a wide output voltage range of up to 70V, and bi-directional capabilities.

The BQ25853EVM has a max input and output of 55V and a max charge current of 10A.

Features
  • Wide input voltage operating range: 4.2V-55V
  • Wide output operating range: up to 55V with CC/CV support for:
    • 2 to 20-Cell Supercapacitor
    • 2 to 13-Cell Li-Ion
    • 2 to 14-Cell LiFePO4
  • Synchronous buck-boost DC/DC charge controller with NFET drivers
    • Adjustable switching frequency from 200kHz to 600kHz
    • Optional synchronization to external clock
    • Optional gate driver supply input for optimized efficiency
  • Resistor-programmable standalone with added I2C Mode
  • Power up from supercapacitor (reverse mode) output 2.5V to 55V
  • High safety integration
    • Adjustable input overvoltage and undervoltage protection
    • Output Overvoltage and overcurrent protection
Battery charger ICs
BQ25853-Q1 — Automotive, I2C-controlled, 70V, bidirectional buck-boost supercapacitor controller
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BQ25853EVM — BQ25853-Q1 evaluation module

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BQ25853EVM — BQ25853-Q1 evaluation module

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TI's Standard Terms and Conditions for Evaluation Items apply.

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* EVM User's guide BQ25853-Q1 Evaluation Module (Rev. A) PDF | HTML Jul 20, 2026

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