# ESP32 GPIO an 5V als Pull-Up

**URL:** <https://forum.arduino.cc/t/esp32-gpio-an-5v-als-pull-up/1225688>\
**Category:** Deutsch\
**Created:** [February 19, 2024, 8:16am UTC](https://forum.arduino.cc/t/esp32-gpio-an-5v-als-pull-up/1225688 "2024-02-19T08:16:42Z")\
**Posts on this page:** 1\
**Showing post:** 12

<div class="post-metadata">

**Author:** ![combie](https://dub1.discourse-cdn.com/arduino/user_avatar/forum.arduino.cc/combie/32/217369_2.png) [@combie](https://forum.arduino.cc/u/combie)\
**Post date:** [February 19, 2024, 11:28am UTC](https://forum.arduino.cc/t/esp32-gpio-an-5v-als-pull-up/1225688/12 "2024-02-19T11:28:26Z")

</div>

Einen beliebigen NPN Kleinsignal Transistor.  
Oder einen kleinen N-Chanel FET

Schaltbilder für "High Side Switch" gibts hier im Forum reichlich  
Hier mal eins der vielen Beispiele:

[![](https://europe1.discourse-cdn.com/arduino/optimized/4X/a/c/f/acf0675f026865eebd35c12133a6f675e5ee1d48_2_517x339.png) ](https://europe1.discourse-cdn.com/arduino/optimized/4X/a/c/f/acf0675f026865eebd35c12133a6f675e5ee1d48_2_517x339.png)

---

_[View the full topic](https://forum.arduino.cc/t/esp32-gpio-an-5v-als-pull-up/1225688)._