| 释义 |
opto-coupler, n. Electronics.|ˈɒptəʊˌkʌplə(r)|
[f. opto- + coupler n.]
An electronic component which allows current to pass through it only when a beam of light, etc. within it is unobstructed, and which may be used as an isolator in an electrical circuit.
1973Wireless World Dec. 596/1 Obviously power gain is required preceding an opto-coupler if a reasonable noise performance is to be obtained. 1975Elektor July–Aug. 728/1 This circuit employs an opto-coupler to give complete isolation from the mains. 1987Radio & Electronics World Feb. 39/2 The ‘reflective’ opto-coupler..devices can..also be used as an external-object detector.
Hence ˈopto-coupled a., of a circuit: closed with an opto-coupler.
1976Pract. Electronics Feb. 144 (heading) Opto-coupled r.p.m. meter. 1988Electronics & Wireless World Oct. 963/2 (heading) Two-way opto-coupled link. |