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Does a piezo buzzer need a resistor?
0
votes
asked
Feb 19, 2020
by
needaresistor
(
120
points)
Does a piezo buzzer need a resistor?
buzzer
piezo
resistor
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1
Answer
0
votes
answered
Feb 19, 2020
by
dipswitches
(
280
points)
Don't we
need a resistor
to limit the current through the
buzzer
? No, if you are using a small 5V
Piezo
. As it derives or uses very small amount of current so can be used without a
resistor
in series.
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