bq76PL455A-Q1 - Texas Instruments

bq76PL455A-Q1 16-Cell EV/HEV Integrated Battery Monitor/Protector

The bq76PL455A-Q1 device is an integrated 16-cell battery monitoring and protection device, designed for high-reliability automotive applications. The integrated high-speed, differential, capacitor-isolated communications interface allows up to sixteen bq76PL455A-Q1 devices to communicate with a host via a single high-speed Universal Asynchronous R.

Features

•1 Monitors and Balances 6-to-16 Cells per Device
• Highly Accurate Monitoring
  – High Performance 14-bit Analog-to-Digital Converter (ADC) With Internal Reference
  – All Cells Converted in 2.4 ms (Nominal)
  – Eight AUX Inputs for Temperature and Other Sensors with Input Voltage of 0 V to 5 V
  – Internal Precision Reference
• Integrated Protector With Separate Vref for Overvoltage (OV) and Undervoltage (UV) Comparators and Programmable VCELL Set Points
• Engineered for High System Robustness
  – Up to 1-Mb/s Stackable Isolated Differential- UART
  – Up to 16 ICs in Daisy-Chain With Twisted Pair
  – Pass.