# How about a switching power supply shield for Arduino

**URL:** <https://community.sparkfun.com/t/how-about-a-switching-power-supply-shield-for-arduino/11404>\
**Category:** New Product Ideas\
**Created:** [June 3, 2009, 12:49pm UTC](https://community.sparkfun.com/t/how-about-a-switching-power-supply-shield-for-arduino/11404 "2009-06-03T12:49:57Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![viskr](https://avatars.discourse-cdn.com/v4/letter/v/71e660/32.png) [@viskr](https://community.sparkfun.com/u/viskr)\
**Post date:** [June 3, 2009, 12:49pm UTC](https://community.sparkfun.com/t/how-about-a-switching-power-supply-shield-for-arduino/11404/1 "2009-06-03T12:49:57Z")

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I was thinking of a simple Arduino shield that takes 7-40V DC in and outputs regulated 5V at 0.5 A.

Could also possibly do AC.

It would probably leave room for a prototyping area.