A20B-2900-0541

A20B-2900-0541

A20B-2900-0541上述光隔离器是单向的。它们都是单向的，因为光通道始终单向工作，从光源到传感器。但是LED能够检测入射光。这使得从一对LED构建双向光隔离器成为可能。简单的双向光隔离器是一对LED面对面放置，并用热缩管固定在一起，两个LED之间的间隙可以用玻璃纤维插入物延长。

A20B-2900-0541 

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