What is the printed on your board? What is the part number of the primary IC chip?
The Wannien 101V0 schematic represents a standard, "tried-and-true" approach to low-power switch-mode power supply design. Its verification confirms that it adheres to typical industry practices for Class II power supplies, utilizing a simplified component count to achieve stable DC output with standard safety protections. wannien 101v0 power supply schematic verified
Depending on the specific monitor or device integration, the secondary block splits into multiple auxiliary lines (like 3.3V, 5V, and 12V rails). 5. Transistor-Driven Output Switch Matrix What is the printed on your board