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bq40z50-R1

Texas Instruments
Part Number bq40z50-R1
Manufacturer Texas Instruments
Description Li-Ion Battery-Pack Manager
Published Dec 3, 2019
Detailed Description Product Folder Sample & Buy Technical Documents Tools & Software Support & Community bq40z50-R1 SLUSCB3 – JULY 2015...
Datasheet PDF File bq40z50-R1 PDF File

bq40z50-R1
bq40z50-R1

Overview
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community bq40z50-R1 SLUSCB3 – JULY 2015 bq40z50-R1 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-R1 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-R1 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-R1 VQFN (32) 4.
00 mm × 4.
00 mm (1) For all available packages, see the orderable addendum at the end of the datasheet.
Simplified Schematic PACK+ 2nd level protector PTC FUSE CHG PCHG VCC DSG PACK OUT VDD GND VC3 Cell 3 VC2 Cell 2 VC1 Cell 1 ...


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