TPS51200: Design Issue

Kuan Wei Chen (Kevin Chen)

Genius 9710 points

Part Number: TPS51200

Dear Team,

Do you know why with DDR SODIMM will have a spike in the waveform?

with DDR SODIMM

without DDR SODIMM

Kevin

over 4 years ago

0 Weidong Zhu over 4 years ago

TI__Expert 5965 points

Hi Kevin,

Can you measure EN signal of TPS51200 under two different conditions? It's possible there is difference of EN timing between these two conditions and caused the spike.

Regards,

Weidong

Power management

Power management forum

TPS51200: Design Issue