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Issacsutt
modified 4 years ago

Simplest Boost Converter Ever

5
2
497
06:56:09
*Shake to start, or just be patient* Can easily produce between 20 and 40 volts or more (maybe even up to 60v if your lucky) with the proper component values. In reality, it’s not gonna be an inconsistent frequency and Voltage spike like seen in the simulation, (the simulation is just being difficult). Building this circuit in real life is pretty easy, although performance can vary some depending on the types of transistors used (I used 2N3904), and the ratio of the inductors or the size of the resistor without changing the supply voltage. If you want it to run on lower current but without sacrificing magnitude of the voltage spikes then you can increase the resistor and inductors proportionally, or change the ratio as well if you want. You can easily frequency and/or amplitude modulate this circuit too just by applying the input signal to the resistor, (which you could also do through a decoupling capacitor if you like). You can also modify or add to this circuit in so many ways to get higher voltage spikes, one of which I have done by including just one more inductor, transistor, and a capacitor to get up to 180v spikes from just a typical 5v wall charger and still only using 2N3904s…. I’ll probably post it too at some point. If at first it doesn’t work, check all your connections or change the inductor values, or the resistor if that’s easier. I wouldn’t go below 10uH at first though, cause below that, it takes pretty specific values to still perform well. Do t use the same value inductors, that’s not gonna boost anything more than likely.
published 4 years ago
jason9
4 years ago
Very similar to this one that I made: http://everycircuit.com/circuit/6580742131548160
Issacsutt
4 years ago
Wow nice, I like it 👍

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