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multi output off line smps

Posted by: ismotechnology on

I am ikram from ismo technology, we need design of multi(4) output off line smps with below specification

 

 3.3V---->3Amps

5v-------->5Amps

12------->1.5Amps

-12V--->100 mili amps

 

with single transformer 

Comments

Submitted by PI-Terry on 01/22/2014

Hi,

 

Yes, you can do that using out ICs. You could download our software PI-Expert or PI- Xls to help your design.

 

Best Regards

Xin Li 

Submitted by ismotechnology on 01/23/2014

This PSU Unit will be used in a product, so high stability and low cost is important. Is its possible for you to design based on both criterias.

 

Thanks & Regards

Ikram Khan 

Submitted by PI-Terry on 01/24/2014

Hi,

Our PI ICs provide a highly integrated solution with very reliable and cost effictive solutions to our customer. We are here to help you if you meet some specific question.

 

 

Submitted by ismotechnology on 02/21/2014

Hi...good day sir, i have attached the design made with power integration software. we need a conformaion, can this be made  as a product or need any corrections?

 

Thanks & Regards

Ikram Khan.S.I,CEO,

ISMO Technolgy. 

Hi,

 

I opened your design, it looks good except one warning shows for the transformer, because the air gap is too long.

You could decrease the size of the transformer, or decrease NS or Kp to make it optimized.

You could also refer to the application note, there is detailed information about how to make this change.

 

Hope this will help you/  

hi....

 

if possible, please do what ever the correction needed and give me the details, so that i can proceid with manumacturing faster.

 

Thanks & Regards

Ikram Khan.S.I,CEO,

ISMO Technology.