help required in fold back current protection circuit

[grittinjames]

wikipedia

hai

any one can plz help me how to design a simple fold back current protection for lenear powersupply

plz give circuit and example design
thanks in adv

 

[A.Anand Srinivasan]

check out this link:-
https://en.wikipedia.org/wiki/Current_limiting
it has a circuit for current limiting..... hope it will be useful....

 

[grittinjames]

but it is not fold back

 

[A.Anand Srinivasan]

check out this link.......

**broken link removed**


here the foldback circuit as well as the graph showing the current regulation is also given.....

 

[ipsc]

Hi Anand,

Do you have any such a nice info for Temeperature Protection?

Regards

 

[basitccp]

https://www.edn.com/design/analog/4322080/Circuit-adds-foldback-current-protection

CHECK THIS..

 

[basitccp]

https://www.edn.com/design/analog/4322080/Circuit-adds-foldback-current-protection

CHECK THIS..

i want to design a foldback current protection circuit whose I max is at least 3 Ampere. kindly help me in this regard...