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    Mosfet??? to prevent switch melting???

    Hey guys, on my way to build my first ~2W laser i decided to use the housing of my old skyray torch... Beast of a housing but for a newbie like me there's an issue. How to avoid melting instantly it 's tiny switch? Thanks too @Giannis_TDM , i m looking a way to pass the current through a mosfet...
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    My Very First Laser Build!!! --- 445nm, 2W (M140), my "Alternative" Laser Host, and Analysis of Build Cost!

    @nabzim thank you so much for your time and your answer! I have already ordered a decent (i think according to banggood 's reviews) adjustable power supply, a dummy load from AliExpress, some diodes and resistors to build one of my own according to tutorials and i think i have every tool that i...
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    Nice to be here guys! I m Alex!

    Hey guys, good to find you here! I m Alex and i decided to deal with this "hobby"! I was thinking about it a few years back, but i let it go even though i bought a diode, a driver that i think is not what i need and some copper... Now i m back and i decided to read and learn... I already ordered...
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    My Very First Laser Build!!! --- 445nm, 2W (M140), my "Alternative" Laser Host, and Analysis of Build Cost!

    Hey guys, i m totally new in laser staff but i m thinking the last months on either buy one 2-3W laser or diy one... I had bought in 2017 a diode and i was about to try and build one... But by the time diode arrived i had lost my interest... Now this fire returned and now i m following this...


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