We have a new revision that has a significant population of boards with this intermittent power issue. steps to reproducepress power buttonpower applied to the MCU the MCU only prints a single debug message, then haltspress reset: device works normal...

Posted on June 09, 2017 at 05:47We are seeing some of our opamps failing, outputting the VCC rail regardless of input!The input signal is a BLDC fan current sense resistor and cell a is a non-inverting gain of 3x.Our sleep circuit was implemented in...