BQ76PL536ATPAPRQ1

3至6节锂离子电池监控器和二级保护IC EV 3 to 6 Series Cell Lithium-Ion Battery Monitor and Secondary Protection IC for EV

DESCRIPON

The bq76PL536A-Q1 is a stackable three to six series cell lithium-ion battery pack protector and analog front end AFE that incorporates a precision analog-to-digital converter ADC; independent cell voltage and temperature protection; cell balancing, and a precision 5-V regulator to power user circuitry.

FEATURES

• 3 to 6 Series Cell Support, All Chemistries

• Hot-Pluggable

• High-Speed SPI for Data Communications

• Stackable Vertical Interface

• No Isolation Components Required Between ICs

• Qualified for Automotive Applications

• Temperature Range –40°C to 105°C

• High-Accuracy Analog-to-Digital Converter ADC:

   – ±1 mV Typical Accuracy

   – 14-Bit Resolution, 6-µs Conversion Time

   – Nine ADC Inputs: 6 Cell Voltages, 1 Six-Cell Brick Voltage, 2 Temperatures, 1  General-Purpose Input

   – Dedicated Pins for Synchronizing Measurements

• Configuration Data Stored in ECC-OTP Registers

• Built-In Comparators Secondary Protector for:

   – Over- and Undervoltage Protection

   – Overtemperature Protection

   – Programmable Thresholds and Delay Times

   – Dedicated Fault 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

APPLICATIONS

• Electric and Hybrid Electric Vehicles

• E-Bike and E-Scooter

• Uninterruptible Power Systems UPS

• Large-Format Battery Systems