LM5035: LM5036 AUX power design question

James Su5

Expert 1340 points

Part Number: LM5035
Other Parts Discussed in Thread: LM5036

For Auxiliary Bias Supply function,

If we have power can support for LM5036 VCC, How to turn off aux-gate PWM function for power saving?

Thanks and Best Regards

James Su

over 6 years ago

0 Teng Feng over 6 years ago

Hi James,

I have contact one of my colleagues to answer this post.

Regards,
Teng

0 Frank TANG over 6 years ago

Hi James,

You should be able to simply tie the FB_AUX pin to REF. This will ensure that the AUX supply never switches.

Best Regards

Frank

Power management forum