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Topic: Two 7805s on one source (Read 4294 times) previous topic - next topic

JimboZA

Quote
Also, 78xx and 317/337 regulators are 1.5Amp rated, not 1Amp.


Well in my defense, see pic attached.

And since it's a made up question, so I'll just change the question to 3A  8)

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Your answer may already be here: https://forum.arduino.cc/index.php?topic=384198.0

rvasque

Here's a 1.5A part (assumption: adequate heatsinking required)

Now, for greater than 1.5Amp (3A, 5Amp), you'll need external power transistors. Their datasheets offer example circuits.


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