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Associate
June 6, 2025
Question

Designing High PF AC-DC conveter

  • June 6, 2025
  • 1 reply
  • 282 views

We were designing 24v 1.5 Amp smps using l6562 referring application note AN1059 fig 16. getting the 24 output but fluctuating when load is connected and without load power factor is 1.00 and with load it drops down to 0.2 PF and which configuration is the suitable for my application among those three which I have attached ?

also design calculation is attached is anything we're missing ?

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1 reply

D_NAuthor
Associate
June 7, 2025

Hi everyone 

 

how the value of resistor R6,R7,R8 and capacitor C2 is calculated?

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