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PWM IC

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tony Ben

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ple i need the fomular to alculate the frequency of this pwm ic (sg3524)

T= kRC
f= 1/T
what is k ?
 
I've not found the k in d'sheet, but see this crop from table...
 

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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.
 
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