Maxim Integrated DS2761BE 025/T&R

Description
The DS2761 is a high-precision lithium-ion (Li ) battery monitor that provides comprehensive safety and management features for Li battery systems. It incorporates a 12-bit bidirectional current measurement, 4.88mV resolution voltage measurement, and 0.125°C resolution temperature measurement. The device offers overvoltage, overcurrent/short-circuit, and undervoltage protection, ensuring the safety and reliability of the battery system.

Features
Lithium-Ion (Li ) Safety Circuit:
Overvoltage Protection
Overcurrent/Short-Circuit Protection
Undervoltage Protection
Zero Volt Battery Recovery Charge
Current Measurement:
12-Bit Bidirectional Measurement
Internal Sense Resistor Configuration: 0.625mA LSB and ±1.9A Dynamic Range
External Sense Resistor Configuration: 15.625µV LSB and ±64mV Dynamic Range
Current Accumulation:
Internal Sense Resistor: 0.25mAhr LSB
External Sense Resistor: 6.25µVhr LSB
Voltage Measurement: 4.88mV Resolution
Temperature Measurement: Integrated Sensor with 0.125°C Resolution
System Power Management and Control Feature Support
32 Bytes of Lockable EEPROM
16 Bytes of General-Purpose SRAM
Dallas 1-Wire Interface with Unique 64-bit Device Address
Low Power Consumption:
Active Current: 60μA typ, 90μA max
Sleep Current: 1μA typ, 2μA max

Applications
Lithium-Ion Battery Packs
Battery Management Systems
Portable Electronics
Industrial and Automotive Applications
Energy Harvesting Systems