company blog about Supply Qorvo PAC22140 Smart Battery Monitoring System

Supply Qorvo PAC22140 Smart Battery Monitoring System

Product Description

PAC22140 is a Smart Battery Monitoring System (BMS) that can monitor 10-series to 20-series Li-Ion, Li-Polymer and LiFePO4 battery packs.
PAC22140 integrates a FLASH-programmable MCU, Power Management, Current/Voltage/Temperature Sense and drive circuits for charge/discharge FETs and protection fuses. It can communicate using UART/SPI or I2C/SMBus serial interfaces.

Feature
Fully programmable 50MHz Arm Cortex M0 with 32kB flash
10s to 20s cell monitoring and balancing
19V to 145V input buck DC/DC
High voltage charge pump for gate drive
5V/225mA regulator
CHG/DSG FET driver
20s cell balancing FETs (50mA)
16-bit SD ADC for current sense with differential PGA
16-bit SD ADC for voltage sense, cell balance
10-bit SAR ADC for voltage/temp sense
Programmable 2-level OCP
9mm x 9mm, 60-pin QFN package with power pad
-40°C to +105°C ambient temperature range (TA)

Applications
Garden tools
Power tools
E-transportation
Broad industrial battery management