Amperage on 74HC595

SpokePOV kit for bikes

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javirosa
 
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Joined: Fri Nov 13, 2009 1:46 am

Amperage on 74HC595

Post by javirosa »

I was thinking about picking up the SpokePOV, but I'm worried about the amperage coming out of the shift registers. By my calculations ( 8*3V/33Ohm ~= 70 mA) the ICs are running at their maximum amperage. Can this cause problems in the future?

adafruit
 
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Re: Amperage on 74HC595

Post by adafruit »

the LEDs arent all on all the time so its not a problem. they're only pulsed

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