Cypress CY8C29x66, AN2309, CY8C24794 specifications Cell-Balancing Activity Profile

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AN2309

Figure 14. Cell-Balancing Activity Profile

Cell Voltages With

Charge Interrupt

Voltage

Imbalance

Value

November 25, 2007

Document No. 001-17394 Rev. *B

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Contents Introduction Application Note AbstractCell Ccell 1 Vcell Cell-Balancing FoundationQcell 1 Qcell Ccell 1 Vcell 1 Ccell 2 VcellRload IbalN VcellNIchargeN Icharge IbalN RdischargeNTwo-Cell Battery Charger Hardware Two-Cell Battery Charger with Cell-Balancing Support Device Schematic BAT2 + C9 PSoC Device InternalsR15 Battery MeasurementN4.2 V old Gina V Vbat Max NmaxVref Nnew nold N4.2 V newTwo-Cell Battery Charger Algorithm Two-Cell Battery Charger FirmwareTwo-Cell Battery Charger State Diagram Two-Cell Battery Charger Firmware Flowchart Part Cell-Balancing Algorithm Cell-Balancing Algorithm Parameter Unit Description Charging Parameters Two-Cell Battery Charger ParametersConclusion Cell-Balancing ParametersCharge/Discharge and Cell-Balancing Profile Examples AppendixCell-Balancing Activity Profile Cell-Balancing Parameter Profile Screen About the AuthorECN Document History