9:27

I bought super cheap DC-DC converter on Amazon, but It was FAKE.

15:57

Boost and Buck Converters DPX800S and DPQ9010

4:51

Step-Down-Wandler mit Display

29:33

500V to 12V 3A power supply (with schematic)

9:29

Amazing 5$ eBay regulator see how it measures against a buck converter

15:23

Adjustable LM317 High Powered Current Source

25:23

Linear Voltage Regulators - Why is the Output Capacitor so small?

22:51

Tech Talk: Ming He D3806 Boost Buck Digital PSU