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单词 silicon controlled rectifier
释义 silicon controlled rectifier
[`sil·ǝ·kǝn kǝn`trōld `rek·tǝ´fī·ǝr]
ELECTRONICS
A semiconductor rectifier that can be controlled; it is a pnpn four-layer semiconductor device that normally acts as an open circuit, but switches rapidly to a conducting state when an appropriate gate signal is applied to the gate terminal. Abbreviated SCR. Also known as reverse-blocking triode thyristor.
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