If TPS65150 can control power-down sequence?

user3756530

Intellectual 940 points

Other Parts Discussed in Thread: TPS65150

TPS65150 power-on sequence is ok, but our LCD also need power-down suquence, requirment as below.

If TPS65150 can meet this power-down sequence?

Many thanks.

over 10 years ago

0 Ilona over 10 years ago

TI__Expert 8010 points

Hello ,

I think something went wrong with your attachment, can you attach it again`?

Thank you,
Regards,
Ilona

0 user3756530 over 10 years ago in reply to Ilona

Intellectual 940 points

Dear, upload attachment.

Need to control power-down sequence, and keep power-on sequence work well.

Thanks.

0 Ilona over 9 years ago in reply to user3756530

TI__Expert 8010 points

Hello,
Unfortunately you will not achieve this power-down sequence as there is no EN- Pin for the output voltages with which you can control the timings.
What i can suggest is to increase the output capacitors to extend the discharging.
Regards,ilona

0 user3756530 over 9 years ago in reply to Ilona

Intellectual 940 points

Dear Ilona,

Many thanks for your reply.

Power management

Power management forum

If TPS65150 can control power-down sequence?