Cypress CY8C24794, AN2309, CY8C29x66 About the Author, Cell-Balancing Parameter Profile Screen

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AN2309

Figure 15. Cell-Balancing Parameter Profile Screen

About the Author

Name: Oleksandr Karpin

Title:Application Engineer

Background: Oleksandr received a PhD’s degree in computer science in 2008 from Lviv Polytechnic National University (Ukraine). His interests include embedded systems design and new technologies.

Contact: oleksandr.karpin@cypressua.com

November 25, 2007

Document No. 001-17394 Rev. *B

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Contents Application Note Abstract IntroductionCell-Balancing Foundation Qcell 1 QcellCcell 1 Vcell 1 Ccell 2 Vcell Cell Ccell 1 VcellIbalN VcellN IchargeN Icharge IbalNRdischargeN RloadTwo-Cell Battery Charger Hardware Two-Cell Battery Charger with Cell-Balancing Support Device Schematic BAT2 PSoC Device Internals + C9Battery Measurement R15Gina V Vbat Max Nmax VrefNnew nold N4.2 V new N4.2 V oldTwo-Cell Battery Charger Firmware Two-Cell Battery Charger AlgorithmTwo-Cell Battery Charger State Diagram Two-Cell Battery Charger Firmware Flowchart Part Cell-Balancing Algorithm Cell-Balancing Algorithm Two-Cell Battery Charger Parameters Parameter Unit Description Charging ParametersCell-Balancing Parameters ConclusionAppendix Charge/Discharge and Cell-Balancing Profile ExamplesCell-Balancing Activity Profile About the Author Cell-Balancing Parameter Profile ScreenDocument History ECN