Synchronous rectifier design for isolated high power PoE+ (802.3 at and bt) applications can help increase efficiency and reduce heat.
Here is how you can power multiple servo motors from a LiPo battery pack. This is the best option to power hexapods and humanoid robots.
Replace the AMC7135 constant current 1 watt LED driver IC with something more efficient with PWM brightness control.
Here is a detailed schematic to generate VGH, VGL, VCOM, AVDD, and some other voltage rails needed by TFT LCD panels to function properly.
The ESP32 may be a low power chip when compared with other WiFi or networking chipsets in the domain. But in conventional terms, ESP32 is not exactly a low power …
A quick rule ot thumb to pick an EE type SMPS flyback transformer core for power output in the range of 1-100 watts.