GENERAL DESCRIPTION

The AD72801 contains all the functions required for general purpose monitoring of stacked Lithium Ion batteries as used in Hybrid Electric Vehicles. The part has multiplexed analog input and temperature measurement channels for up to six cells of battery management. An internal 3-ppm reference is provided to drive the ADC. The ADC resolution is 12 bits with a 1 Msps throughput rate offering a 1µs conversion time.

FEATURES

12-bit ADC, 1us per channel conversion time

6 Analog Input Channels, CM range 0.5V to 27.5V

6 Temperature Measurements Inputs.

On Chip Voltage Regulator

Cell Balancing Interface

Daisy Chain Interface

3 ppm Reference

Low Quiescent Current

High Input Impedance

Serial Interface with Alert Function

1 SPI interface for up to 300 channels

On Chip Registers for Channel Sequencing

VDD Operating Range 7.5V to 30V

Temperature Range -40 oC to 105oC

48 lead LQFP and LFCSP Packages

APPLICATIONS

Lithium Ion Battery Monitoring

Nickel Metal Hydride Battery Monitoring

AD7280属于集成电路（IC） > 电池管理。亚德诺半导体技术有限公司制造生产的AD7280电池管理电池管理 PMIC（电源管理集成电路）系列产品可用于电池相关的监测和控制功能，包括身份验证、电池平衡、状态监测、电量计量、电源选择、短路保护、过压和欠压保护等等。请注意，虽然该系列中的某些产品可能包括电池充电功能，但将充电功能作为主要功能的产品是单独分类的。