Pritesh, if you change the ISR frequency you will need to re tune the controller , there is an excel file for the same in the solar lib , please refer to C:\ti\ controlSUITE \libs\app_libs\solar\v1.2\spll_coeff_compute.xlsx also i have written an app note with the matlab script included, you can refer to that to. www.ti.com/.../sprabt4a.pdf Regards Manish Bhardwaj
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