The voltage feedback resistor is a low impedance node on every voltage regulator design that I have worked with. Typically 1k ohm. I don't see how that could happen.
On Wed, Dec 9, 2020, 12:30 PM newxito <axta...@gmail.com> wrote: > I just wanted to share something that happened to me yesterday. I killed > the ESP32 on my nixie board just by touching the adjustable voltage > regulator IC with one finger. I’m pretty sure that I touched the feedback > pin causing the voltage to increase. > I already changed the design, and, in the future, I will only use > regulators with fixed output voltage. I hope they are less sensitive. > > -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to neonixie-l+unsubscr...@googlegroups.com. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/363b5739-77ec-4557-8728-28899df4430an%40googlegroups.com > <https://groups.google.com/d/msgid/neonixie-l/363b5739-77ec-4557-8728-28899df4430an%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to neonixie-l+unsubscr...@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/CAPbqtvcn7p162_nrRNWaOaW6TdGPJHGyMvXuV32nLF%3D6tmVapg%40mail.gmail.com.
