CW1011 Single Cell Protection IC Integrated MOSFET

CW1011 is single cell protection IC integrated MOSFET. It provides voltage, current and temperature protections.


• Overcharge protection

      • Threshold from 4.180V to 4.550V,    ±15mV accuracy

• Over discharge protection

      • Threshold from 2.100V to 3.000V,    ±40mV accuracy

• Integrated low-side 54mΩ charge and discharge MOSFET

• High accrate current detection

• Excess discharge current protection

      • Excess discharge current 1

             •Threshold from 0.2A to 0.4A,   ±25%  accuracy

             •Threshold from 0.4A to 1A,   ±15%  accuracy

      • Excess discharge current 2:

             •Threshold from 0.4A to 2A,    ±15%  accuracy

      • Short circuits protection

             •Threshold from 0.8A to 4A,    ±15%  accuracy

• Excess charge current protection

      • Threshold from-2A to -0.4A,   ±15%  accuracy

      • Threshold from -0.4A to -0.2A,   ±25%  accuracy

• Integrated delay time for all protect function

• Ultra low power dissipation

      • Normal working 2.5μA  (25°C)

      • Sleep mode 20nA   (25°C)

• Package type: DFN-6 1.5mmx2mm

Application Field

• TWS earphones

• Wristband, Smart Watch

• Wearable smart devices 

• Other Lithium-ion or Lithium polymer battery packs

Application Field

CW1011 Single Cell Protection IC Integrated MOSFET

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