ESD protection element
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United States of America Patent
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Sep 13, 2022
Grant Date -
Oct 17, 2019
app pub date -
Jun 13, 2019
filing date -
Apr 16, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
An ESD protection element includes a semiconductor substrate, a wiring layer, and an inductor conductor. The semiconductor substrate includes a Zener diode. The inductor conductor is provided on the wiring layer and has a two-dimensional spiral shape. The inductor conductor includes a first inductor conductor and a second inductor conductor that are continuously provided from an outer peripheral end toward an inner peripheral end, and a connection conductor portion in a vicinity of a portion at which the first inductor conductor and the second inductor conductor are connected to each other. The second inductor conductor has a width smaller than a width of the first inductor conductor.
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