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zakruti.com » Knowledge, science, education » GreatScott!
Is this the BEST Voltage Converter? Trying to build a Synchronous Converter!

Is this the BEST Voltage Converter? Trying to build a Synchronous Converter!

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Rating: 4.5; Vote: 2
In this video I will be showing you how I created a synchronous buck converter. Such a synchronous design comes with one big advantage and that is a better efficiency. Datasheets claim an efficiency of 95% and above which I wanted to confirm by myself. That is why I will not only show you how a normal buck converter functions, but also how to transform it into a synchronous buck converter
Date: 2021-10-31

Comments and reviews: 7


Sometimes, the AC resistance of the inductor can be a tricky bit, as, at short duty cycles, the apparent frequency content of the inductor current can be high enough to cause several % loss. And, of course, PCB layout can affect performance due to parasitics that reduce switching performance. and so on, as I'm almost sicher that you know. Nice video. BTW, the ripple frequency and amplitude when in DCM, lets you do some calculations of parasitic capacitance and ACR. Left as a proof by the student; -)
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Hey, i have an idea, its kinda crazy but its cool, the idea is, installing a GPU on a laptop motherboard which has no dedicated graphic unit in it but have space or section for it, and try weather it would work or not, like, the PC would recognise it or not, just try it will be a heck of a work, but if you manage to do it, damn, that will be insane.
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Damn that's some great efficiency numbers I saw today from a DC to Dc converters.
Yesterday in my viva, I was asked what can be the efficiency of a DC to DC Buck Converter and books said about 80%.
I think this can improve power draw of many project that are about portability.
Great Video as always!

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Hello Scott! Can you make a video about how GFCI (or RCCB) circuit breakers work?
Also thanks for the super great video! I watch the entirety of it!
HAPPY HALLOWEEN GREAT SCOTT! ALMOST FORGET ABOUT THIS! I also try to build your flickering light bulb from your old video!

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I recetly open LED bulb which has buck conveter 220 to 130. Why can we not add uper two leds in series in this way cost of buck converter also save along with diode. Please guide
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The MPS 2037 has almost everything you want and is dirt cheap, you can get MPS modules are like 1 dollar each + 1 dollar shipping for me a 3-4A synchronous converter from MPS.
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Sounds like How your GPUs/VGAs' Chipset and VRAM module voltage are supplied. A mosfet driver, Low and High Side Mosfets, A Capacitor, and an inductor/Coil. Interesting!
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