T tony Ben New Member Jul 21, 2003 #1 ple i need the fomular to alculate the frequency of this pwm ic (sg3524) T= kRC f= 1/T what is k ?
Sebi Active Member Jul 23, 2003 #2 I've not found the k in d'sheet, but see this crop from table... Attachments SG3525.jpg 13.8 KB · Views: 2,475
S sinan mohammed New Member Aug 1, 2003 #3 tony Ben said: ple i need the fomular to alculate the frequency of this pwm ic (sg3524) T= kRC f= 1/T what is k ? Click to expand... k is the proportional constan and this depend on the parameter of the R, C so it does not affect seiurously on the work you can take k as: k=ln2=0.693 as almost taken.
tony Ben said: ple i need the fomular to alculate the frequency of this pwm ic (sg3524) T= kRC f= 1/T what is k ? Click to expand... k is the proportional constan and this depend on the parameter of the R, C so it does not affect seiurously on the work you can take k as: k=ln2=0.693 as almost taken.