I have been designing a custom in dash pod for my car for quite some time now, and over the course of my learning and building, I've slowly built up a reasonably complex PCB design to house 3 teensy arduinos to control input/output, motor servos, back lighting, OBD communication and other bits and p…

[image] 450nick: though the TVS diode now gets hot... Trying to work out what that means?? Have you measured the voltage on this? If it gets hot it means it is being triggered, that is it has a voltage on it which is too high. Could be a wrong part. Back in the 60s on courses for teaching pe…

Rev 4 of a complex PCB and suddenly I have a weird problem I can't understand

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srnet October 9, 2021, 4:00pm 5

Or possibly one of the 'new' components has reversed power connections.

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Rev 4 of a complex PCB and suddenly I have a weird problem I can't understand

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