bq27530-G1 - Texas Instruments

bq27530-G1 Battery Management Unit Impedance Track Fuel Gauge

The Texas Instruments bq27530-G1 system-side LiIon Battery Management Unit is a microcontroller peripheral that provides Impedance Track™ fuel gauging and charging control for single-cell Li-Ion battery packs. The device requires little system microcontroller firmware development. Together with bq2416x Single-Cell Switchmode Charger, the bq27530-G1 manages a.

Features

•1 Battery Fuel Gauge and Charger Controller for 1Cell Li-Ion Applications
• Resides on System Main Board
• Battery Fuel Gauge Based on Patented Impedance Track™ Technology
  – Models the 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)
• Battery Charger Controller with Customizable Charge Profiles
  – Configurable Charge Voltage and Current based on Temperature
  – Optional State-Of-Health (SOH) and MultiLevel Based Charge Profiles
• Host Fr.