CW1251 is 3~5 cells 2nd protection IC which provides voltage protections.

Description

• 3~5 Cells Application

• Overcharge Protection

     • Threshold from 4.175V to 4.500V，25mV Steps, ±25mV Accuracy

• Over discharge protection

     • Threshold from 2.000V~3.000V, 100mV steps，±40mV accuracy

• Low voltage battery detection

     • Threshold option 0.2V, 0.5V, 1.0V, 1.5V, ±50mV accuracy

• Open wire detection

• Low power dissipation

     • Normal operation 6μA (25°C)

• Package Type: DFN10/MSOP10

Applications

• NoteBook

• Tablet PC

• E-Tools

• Backup Power Supply

• Other Lithium-ion or Lithium Polymer Battery Packs

Application Circuits