(So far, 7 people got it right out of 29 for a success rate of 24%)
Often, a relais, driven by a transistor, is used to switch heavy loads. The coil of the relais is bypassed by a free-wheeling diode, to protect the switching transistor. So far, so good.But what is the purpose of the zener diode, sometimes seen in such circuits?
Pick one:
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Comment by ●August 12, 2024
"relay", not "relais"
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Comment by ●August 15, 2024
Thank you, but English is not my mother tongue.
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