LM5145: Css, Soft-Start time

Kuramochi Tadahiko

Guru 28715 points

Part Number: LM5145

Hi,

Is there upper restriction of Css or Soft-start time ?

Best Regards,

Kuramochi

over 5 years ago

0 Andy Chen over 5 years ago

TI__Mastermind 33495 points

Hi Kuramochi,

LM5145 can regulate output by tracking voltage on SS/TRK pin till it's below 0.8V, so there is no upper limitation on Css value. but you need to verify loop stability over wide output voltage range.

Power management

Power management forum

LM5145: Css, Soft-Start time