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