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soft start design in the dc-dc convertor

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greatkaiyu

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who can give me some reference on the design of soft start?

thank you
 

if you are using the TL494 you can download a useful application note from TI website.
www.ti.com

good luck
 

Many dc-dc converters require relatively large amounts of input current at startup (when input power is first applied). A soft-start function minimizes this large input current by gradually increasing the switch-current limit at startup, slowing the rate of rise of the output voltage and reducing the peak current required when starting up.
Quoted from: "Simple Soft-Start Circuitry Provides Long Startup Times"
**broken link removed**

Regards,
IanP
 

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