TPS54326: VR output drop delay time

Mark Chen52

Expert 6675 points

Part Number: TPS54326
Other Parts Discussed in Thread: TPS53312

Hi Expert,

Customer would to know how long duration time from EN low to Vout drop for TPS53312 device?

Regards,

Mark

over 2 years ago

0 Amod Vaze over 2 years ago

TI__Mastermind 24130 points

Hi Mark,

Let me check and get back to you in a couple days.

Thanks,

Amod

0 Amod Vaze over 2 years ago in reply to Amod Vaze

TI__Mastermind 24130 points

Hi Mark,

The EN Lo to SW Lo time is very low (few us). This device has output discharge feature via 50ohm resistor between VO and GND. So, the amount of time will be dominated by the time constant 5*(Rload || 50) * Cout.

Thanks,

Amod

Power management

Power management forum

TPS54326: VR output drop delay time