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by Widlar
Tue Dec 23, 2025 7:26 pm
Forum: Hardware
Topic: ESP32-WROOM-32E EN pin Diode Behavior
Replies: 0
Views: 978

ESP32-WROOM-32E EN pin Diode Behavior

Hello -

I have ESP32-WROOM-32E in my design and have produced a few hundred devices.
I have had 2 or 3 devices break after ~year use. There with no communication from the ESP.

The ESP32 EN pin is being held low by the module on these devices. When my MCU pulls the pin HIGH with a PU resistor, I ...

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