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BQ40Z50-R2 Datasheet(PDF) 1 Page - Texas Instruments |
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BQ40Z50-R2 Datasheet(HTML) 1 Page - Texas Instruments |
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1 / 51 page  BAT VC 4 VC3 VC2 VC1 VSS SRN SRP PACK+ PACK– PRES SMBC SMBD SMBD SMBC PBI TS1 TS2 LEDCNTLA LEDCNTLB DISP LEDCNTLC TS3 TS4 BTP BTP VC1 VC2 VC3 OUT VDD GND Cell 1 Cell 2 Cell 3 PRES Copyright © 2017, Texas Instruments Incorporated Product Folder Order Now Technical Documents Tools & Software Support & Community An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA. bq40z50-R2 SLUSCS4 – JUNE 2017 bq40z50-R2 1-Series, 2-Series, 3-Series, and 4-Series Li-Ion Battery Pack Manager 1 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 • Suitable for Batteries Between 100 mAh and 29 Ah • 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 Mode 2.0 • 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 • IATA Support • Compact Package: 32-Lead QFN (RSM) 2 Applications • Tablets • Drones • UPS/Battery Backup Systems • Medical Equipment 3 Description The bq40z50-R2 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 4- series cell Li-Ion and Li-Polymer battery packs. Using its integrated high-performance analog peripherals, the bq40z50-R2 device measures and maintains an accurate record of available capacity, voltage, current, temperature, and other critical parameters in Li-Ion or Li-Polymer batteries, and reports this information to the system host controller over an SMBus v1.1 compatible interface. Device Information(1) PART NUMBER PACKAGE BODY SIZE (NOM) bq40z50-R2 VQFN (32) 4.00 mm × 4.00 mm (1) For all available packages, see the orderable addendum at the end of the data sheet. Simplified Schematic |
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