TIDA-00593

Single Cell Li-Ion Battery Pack-side Fuel Gauge Reference Design

TIDA-00593

Design files

Overview

The Texas Instruments bq27542-G1 Li-Ion battery fuel gauge is a microcontroller peripheral that provides fuel gauging for single-cell Li-Ion battery packs. The device requires little system microcontroller firmware development for accurate battery fuel gauging. The fuel gauge resides within the battery pack or on the main board of the system with an embedded battery (non-removable).

Features
  • Battery Fuel Gauge for 1-Series (1sXp) Li-Ion Applications up to 14,500-mAh Capacity
  • Battery Fuel Gauging Based on Patented Impedance Track™ Technology
  • HDQ and I2C Interface Formats for Communication with Host System
  • Small 12-pin 2.50 mm × 4.00 mm SON Package
  • Complies with Battery Trip Point (BTP) Requirements
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A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

TIDUAW2.PDF (201 K)

Reference design overview and verified performance test data

TIDRI68.PDF (28 K)

Detailed schematic diagram for design layout and components

TIDRI69.PDF (54 K)

Complete listing of design components, reference designators, and manufacturers/part numbers

TIDCB81.ZIP (341 K)

Design file that contains information on physical board layer of design PCB

Technical documentation

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Type Title Date
* Design guide TIDA-00593 Test Results Oct. 09, 2015

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