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BQ76PL536APAPR Datasheet(PDF) 1 Page - Texas Instruments |
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BQ76PL536APAPR Datasheet(HTML) 1 Page - Texas Instruments |
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1 / 74 page  DRDY FAULT ALERT SPI PACK- PACK+ GPAI GPIO AUX REG50 SPI (North) CONV CBx (6) CONTROL (North) CELL_1 CELL_6 GPAI GPIO AUX SPI (North) CBx (6) CONTROL (North) bq76PL536A CELL_1 CELL_6 TO NEXT DEVICE CONTROL (South) SPI (South) South Interface (not used on bottom device) bq76PL536A Product Folder Sample & Buy Technical Documents Tools & Software Support & Community bq76PL536A SLUSAD3B – JUNE 2011 – REVISED JANUARY 2016 bq76PL536A 3-to-6 Series Cell Lithium-Ion Battery Monitor and Secondary Protection IC for Applications 1 Features 3 Description The bq76PL536A device is a stackable battery 1 • 3-to-6 Series Cell Support, All Chemistries monitor and protector for three-to-six lithium-ion cells • Hot-Pluggable in series. The bq76PL536A integrates an analog front • High-Speed Serial Peripheral Interface (SPI) for end (AFE) along with a precision analog-to-digital Data Communications converter (ADC), used to precisely measure battery cell voltages. A separate ADC is used to measure • Stackable Vertical Interface temperature. • Isolation Components not Required Between In addition to temperature measurement, overvoltage Devices and undervoltage are monitored per channel for • Industrial Temperature Range –40°C to 85°C protection. Non-volatile memory stores the user- • High-Accuracy Analog-to-Digital Converter (ADC): programmable protection thresholds and delay times. – ±1 mV Typical Accuracy A FAULT output signals whenever one of these thresholds is exceeded. – 14-Bit Resolution, 6-µs Conversion Time Cell stacks of 192 cells can be supported by stacked – Nine ADC Inputs: 6 Cell Voltages, 1 Six-Cell bq76PL536A devices. A high-speed SPI interface Brick Voltage, 2 Temperatures, 1 General- connects all devices. Purpose Input – Dedicated Pins for Synchronizing Device Information(1) Measurements PART NUMBER PACKAGE BODY SIZE (NOM) • Configuration Data Stored in Error Check/Correct bq76PL536A HTQFP (64) 10.00 mm × 10.00 mm (ECC)-One-Time-Programmable (OTP) Registers (1) For all available packages, see the orderable addendum at • Built-In Comparators (Secondary Protector) for: the end of the datasheet. – Overvoltage and Undervoltage Protection Simplified Schematic – Overtemperature Protection – Programmable Thresholds and Delay Times – Dedicated Fault Output Signals • Cell Balancing Control Outputs With Safety Timeout – Balance Current Set by External Components • Supply Voltage Range from 6 V to 30 V Continuous and 36-V Peak • Low Power: – Typical 12-µA Sleep, 45-µA Idle • Integrated Precision 5-V, 3-mA LDO 2 Applications • Uninterruptible Power Systems (UPS) • E-Bike and E-Scooter • Large-Format Battery Systems 1 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. |
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