Originally published at: https://contextualelectronics.com/topic/searching-for-the-3v8-regulator/
In this video Chris searches for a buck-boost for the 3V8 regulator on the EG91/BG95. Since this will be handling a battery that can go from 4.2V down to 3.5V, we need to be able to maintain 3.8V, especially when there is no battery and only a 5V input. This will be the main power…