bq27542-G1

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community bq27542-G1 SLUSC33 – APRIL 2015 bq27542-G1 Single Cell Li-Ion Battery Fuel Gauge for Battery Pack Integration 1 Features 1 Battery Fuel Gauge for 1-Series (1sXp) Li-Ion Applications up to 14,500-mAh Capacity Microcontroller Peripheral Provides: – Accurate Battery Fuel Gauging Supports up to 14,500 mAh – Internal or External Temperature Sensor for Battery Temperature Reporting – SHA-1/HMAC Authentication – Lifetime Data Logging – 64 Bytes of Non-Volatile Scratch Pad FLASH Battery Fuel Gauging Based on Patented Impedance Track™ Technology – Models Battery Discharge Curve for Accurate Time-To-Empty Predictions – Automatically Adjusts for Battery Aging, Battery Self-Discharge, and Temperature/Rate Inefficiencies – Low-Value Sense Resistor (5 mΩ to 20 mΩ) Advanced Fuel Gauging Features – Internal Short Detection – Tab Disconnection Detection 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 2 Applications Smartphones Tablets Digital Still and Video Cameras Handheld Terminals MP3 or Multimedia Players 3 Description 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 f...