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moving message led with memory
Hello,
I am making my moving sign using 20*(8*8) matrix LEDs. With row-scanning method, (40/5)*10(mA)*(8dots*20LEDs)=12.8Apeak, so I have to use 8*IRF530N as row-drivers. The problem now is: what is the power supply I should use for my 12.8A circuit? How big is...
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