Maxim Integrated DS2786BG+, Battery Fuel Gauge IC, 2.5 to 4.5 V 10-Pin, TDFN

Relative Capacity Calculated from Combination Coulomb Counter and Open-Circuit Cell Voltage (OCV) Battery Model
Accurate Warning of Low-Battery Conditions Even on First Cycle (No Learn Cycle Needed)
12-Bit Battery Voltage Measurement
±10mV Accuracy
1.22mV LSB, 0V to 4.5V Input Range
11-Bit Bidirectional Current Measurement
25μV LSB, ±51.2mV Dynamic Range
1.67mA LSB, ±3.4A (RSNS = 15mΩ)
Current Accumulation Measurement Resolution
±204.8mVh Range
±13.65Ah (RSNS = 15mΩ)
Internal Temperature Measurement
0.125°C LSB, ±3°C Accuracy
Two 11-Bit Auxiliary Input-Voltage Measurements
±8 LSB Accuracy, Ratiometric Inputs Eliminate Supply Accuracy Issues
VOUT Pin Drives Resistive Dividers, Reduces Current Consumption
2-Wire Interface
Low Power Consumption
Active Current: 50μA (typ), 80μA (max)
Sleep Current: 1μA (typ), 3μA (max)
Applications
3G Multimedia Wireless Handsets
Digital Audio (MP3) Players
Digital Still Cameras

Datasheet - DS2786BG+