I recreated an Amazon Product to make it better & cheaper! (for Fire TV Stick)

Try PSIM for free: https://powersimtech.com/products/psim/psim-pricing-and-licensing/download-demo/
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Previous video: https://youtu.be/ktcuBLA3Www

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More project information here: https://www.patreon.com/posts/63950907
Parts list (affiliate links):
Resistors: https://s.click.aliexpress.com/e/_dTPpXjt
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Ceramic Capacitors: https://s.click.aliexpress.com/e/_dU4FEsB
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IRL540 MOSFET: https://s.click.aliexpress.com/e/_A2Q9sP
TL431 IC: https://s.click.aliexpress.com/e/_AekHjV
https://amzn.to/3JlmfuP
MCP602 OpAmp: https://s.click.aliexpress.com/e/_dTvJRGw
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Supercapacitor: https://s.click.aliexpress.com/e/_Agm02X
Perfboard: https://s.click.aliexpress.com/e/_dXx2Zv5
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Trimmer: https://s.click.aliexpress.com/e/_AWiIan
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You can get the Buy option here (affiliate links):
https://amzn.to/3tivs1p
https://amzn.to/3CPPUtL

In this episode of DIY or Buy we will be having a look at a Fire TV Stick and its problem that you can not really power them with a TVs USB Port. There is a product out there that solves this problem but I think you can build such a circuit better, simpler and cheaper the DIY way. So let's find out how the buy option works and how can we can create a DIY solution with Supercapacitors! Let's get started!

Thanks to Powersys for sponsoring this video.

0:00 The power problem of Fire TV Sticks
1:45 Intro
2:45 Fire TV Stick current measurement
3:30 Testing the Buy option
4:00 How does the Buy option work?
5:26 DIY Supercapacitor improvement
6:44 DIY Solution Test/Explain
9:36 DIY Solution Build & Verdict