bq40z50

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Not Recommended For New Designs bq40z50 SLUSBS8A – DECEMBER 2013 – REVISED DECEMBER 2014 bq40z50 1-Series, 2-Series, 3-Series, and 4-Series Li-Ion Battery Pack Manager 1 Features 1 Fully Integrated 1-Series, 2-Series, 3-Series, and 4-Series Li-Ion or Li-Polymer Cell Battery Pack Manager and Protection Next-Generation Patented Impedance Track™ Technology Accurately Measures Available Charge in Li-Ion and Li-Polymer Batteries High Side N-CH Protection FET Drive Integrated Cell Balancing While Charging or At Rest Full Array of Programmable Protection Features – Voltage – Current – Temperature – Charge Timeout – CHG/DSG FETs – AFE Sophisticated Charge Algorithms – JEITA – Enhanced Charging – Adaptive Charging – Cell Balancing Supports TURBO BOOST Mode Supports Battery Trip Point (BTP) Diagnostic Lifetime Data Monitor and Black Box Recorder LED Display Supports Two-Wire SMBus v1.1 Interface SHA-1 Authentication Compact Package: 32-Lead QFN (RSM) 3 Description The bq40z50 device, incorporating patented Impedance Track™ technology, is a fully integrated, single-chip, pack-based solution that provides a rich array of features for gas gauging, protection, and authentication for 1-series, 2-series, 3-series, and 4series cell Li-Ion and Li-Polymer battery packs. Using its integrated high-performance analog peripherals, the bq40z50 device measures and maintains an accurate...