LMZ31520 /　AGND and PGND

Tsukui Yusuke

Guru 21930 points

Other Parts Discussed in Thread: LMZ31520

Hi Team,

I'd like to ask about LMZ31520.

What kind of problem does LMZ31520 cause when customer connect AGND and PGND?

Please tell me the influence thought about.

Best Regards,

Yusuke　/ Japan Disty

0 J Arrigo over 10 years ago

Hi Yusuke,

For the LMZ31520 / 30, the AGND is only meant to be the connection point for Rset. AGND is already connected to PGND internal to the device.

Connecting AGND to PGND external to the device can result in the output voltage set-point to not be as accurate.

0 Tsukui Yusuke over 10 years ago in reply to J Arrigo

Guru 21930 points

Hi Arrigo,

Thank you for your support.

These will be helpful for our customer.

Best Regards,

Yusuke

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