Building a Tiny 10W Buck Converter and Testing It

Опубликовано: 04 Апрель 2026
на канале: 5VLogic
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Let's build the smallest possible buck converter capable of producing 5V and 2A at it's output and run some tests on it.
In this video I go over the basic concepts about this small converter so you can get some inspiration for your future projects.

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The final result was a converter with PCB sizes of 12mm x 13mm and a thickness of about 10mm. The power is 10W.

You can download the gerber files as well as buy the PCB directly from PCBWay at: https://www.pcbway.com/project/sharep...

Controller IC datasheet with all the explanations of the component value calculations: https://www.ti.com/lit/ds/symlink/lm2...

0:00 Intro
0:50 P-channel MOSFET
1:18 Controller IC and Voltage regulation
2:20 Inductor
2:53 Diode
3:14 Schematic explanation
5:04 Ordering the PCB with PCBWay
5:53 Soldering components on the PCB
6:21 Circuit Test and Probing Noise
6:58 Problems I encountered
8:02 Making and testing the miniaturized version
9:28 Conclusions

The video form Great Scott is:    • How TINY Can I go? The BEST Power Board is...  

Music:
Space Jazz - Kevin Macleod
Lobby Time - Kevin Macleod
George Street Shuffle - Kevin Macleod
Groove Grove - Kevin Macleod