# Kosmo Teensy Module

**URL:** <https://lookmumnocomputer.discourse.group/t/kosmo-teensy-module/2796>\
**Category:** KOSMO MODULES\
**Created:** [January 27, 2021, 2:41pm UTC](https://lookmumnocomputer.discourse.group/t/kosmo-teensy-module/2796 "2021-01-27T14:41:49Z")\
**Posts on this page:** 1\
**Showing post:** 23

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**Author:** ![fredrik](https://yyz2.discourse-cdn.com/free1/user_avatar/lookmumnocomputer.discourse.group/fredrik/32/682_2.png) [@fredrik](https://lookmumnocomputer.discourse.group/u/fredrik)\
**Post date:** [April 21, 2021, 6:47am UTC](https://lookmumnocomputer.discourse.group/t/kosmo-teensy-module/2796/23 "2021-04-21T06:47:13Z")

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> [@BratAttack](#):
>
> I’ve not seen that particular configuration before, maybe yours is better?

It’s the “slighly fancier polarity protection” mentioned [here](https://lookmumnocomputer.discourse.group/t/typical-module-power-circuit/1134/3). Basically series diodes, but using a low-resistance MOSFET to get a negligible voltage drop.

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