The CW2015 is an ultra-compact, low-cost, host-side/pack-side, sensing resistor free, fuel gauging system IC for Lithium-ion(Li+) based batteries .
System-Side or Pack-Side Fuel Gauging
3% Maximum Total SOC Measurement Error
14-bit Delta Sigma ADC for Temperature and Cell
Voltage Measurement
Precision Voltage Measurement
No Offset Accumulation During Life Time
No Full-to-Empty Battery Learning Cycles
Necessary
No Sense Resistor Required
SOC and RRT available
External Alarm/Interrupt for Low-Battery
Warning Available
Patented “FastCali” gas gauging algorithm
Calibration After Quick Soft-Reset
Very Low Active and Sleep Power Consumption
- Normal mode 15uA - Sleep mode <1uA
General I2C interface
Tiny, Lead(Pb)-Fre.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | CW2013 |
Cellwise |
Low-Cost 1s Fuel Gauge | |
2 | CW2017 |
Cellwise |
Lithium-ion Fuel Gauge | |
3 | CW20P |
Agere Systems |
CW20P-Type CW Tunable/ Wavelength-Stabilized Laser Module | |
4 | CW217 |
Beijing Semiconductor |
Monolithic integrated voltage regulator | |
5 | CW217L |
Beijing Semiconductor |
Monolithic integrated voltage regulator | |
6 | CW22P21 |
Agere Systems |
CW20P-Type CW Tunable/ Wavelength-Stabilized Laser Module | |
7 | CW22P31 |
Agere Systems |
CW20P-Type CW Tunable/ Wavelength-Stabilized Laser Module | |
8 | CW22P41 |
Agere Systems |
CW20P-Type CW Tunable/ Wavelength-Stabilized Laser Module | |
9 | CW22P51 |
Agere Systems |
CW20P-Type CW Tunable/ Wavelength-Stabilized Laser Module | |
10 | CW22P61 |
Agere Systems |
CW20P-Type CW Tunable/ Wavelength-Stabilized Laser Module | |
11 | CW22P871 |
Agere Systems |
CW20P-Type CW Tunable/ Wavelength-Stabilized Laser Module | |
12 | CW22P881 |
Agere Systems |
CW20P-Type CW Tunable/ Wavelength-Stabilized Laser Module |