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Topic: Quick Question (Read 125 times) previous topic - next topic

ArduinoKid1992

Jun 22, 2018, 02:27 pm
Hello guys.I have a quick question to ask.What is the use of this chip of Arduino Uno?I have upload a photo. Thank you.

Jobi-Wan

#1
Jun 22, 2018, 02:45 pm Last Edit: Jun 22, 2018, 11:46 pm by Jobi-Wan
It is the 5V regulator. Its input is the DC barrel connector.

Edit to add:  It is U1 in the top-right corner of this schematic of the Uno R3.  Are you asking because it gets hot?
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