SMPS pwm ic replacing with RCC.

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rajakumarn

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I want to rebuild an smps with its pwm burnt out (SG6859) and need to replace with RCC.I found a link to DIY smps from www.poweresim.com .Does it compitable with the existing switching transformer? .
 

I want to rebuild an smps with its pwm burnt out (SG6859) and need to replace with RCC.I found a link to DIY smps from www.poweresim.com .Does it compitable with the existing switching transformer? .
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Hi Rajakumarn
The most important issue that you should pay attention into it , is frequency of PWM and internally reference voltage of that PWM driver and maximum out put current . and ratio of under voltage lockout .
Best Wishes
Goldsmith
 

thank q...brother...I will check frequency....
 

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