CW1233 3 Cells Protection IC

CW1233 is 3 cells protection IC which provides voltage, current,open wire and temperature protections.


Features

• Overcharge protection

      • Threshold 4.175V ~4.350V,  25mV steps,  ±25mV accuracy

• Over discharge protection

      • Threshold from 2.300V to 3.000V,   100mV steps,   ±80mV accuracy

• Excess discharge current protection

      • Excess discharge current 1

             • Threshold from 0.030V to 0.100V,   10mV steps,  ±5mV  accuracy

      • Excess discharge current 2

             •Threshold from 0.060V to 0.200V,    20mV steps,  ±5mV  accuracy

      • Short circuits protection

            • Threshold from 0.090V to 0.600V,   30mV steps,   ±10mV  accuracy

• Temperature protection (Set up by external resistor)

• Recover automaticly from excess discharge current protection 

• Ultra low power dissipation

      • Normal working 15μA  (25°C)

      • Sleep mode 5μA   (25°C)

• Package type: SSOP16/SOP16


Application Field

• Power tools

• E‐bike

• Backup power supply

• Other lithium‐ion or lithium polymer battery packs


Application Circuits


CW1233 3串保护IC


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