Gas Gauge IC Series
CW2013R01
CW2013
Low-Cost 1s Fuel Gauge IC with Low-SOC Alert
Features
z System‐Side used Fuel Gauging
z 3% Maximum Total SOC Measurement Error
z 14‐bit Delta Sigma ADC for Temperature and Cell
Voltage Measurement
z Precision Voltage Measurement
+/‐6mV (Normal Operating Condition)
z Automatically Power Save
z No Offset Accumulation During Life Time
z No Full‐to‐Empty Battery Learning Cycles
Necessary
z No Sense Resistor Required
z SOC and RRT available
z Patented “FastCali” gas gauging algorithm
z Calibration After Quick Soft‐Reset
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