光耦CTR计算遇到问题:
1、考虑到光耦外围电路受温度、时间,以及光耦CTR本身受时间的影响,电路中光耦的CTR一般设计在多少余量比较合适?
2、如果光耦CTR使用范围在100% — 300% ,那么CTR使用在多大比较合适?
谢谢了!
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