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袁喆

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[问答]

请问哪种光耦合器可以使用?

我第一次使用eDesignSuite。该设计是一个反激式转换器,使用光耦合器解决了对控制器的反馈,但没有参考。它只指定了一个具有CTR:1的OPTO。任何人都可以帮我了解哪种光耦合器可以使用?


随附的是拟议的设计。

谢谢

以上来自于谷歌翻译


以下为原文




I used the eDesignSuite for my first time. The design was a flyback converter and the feedback to the controller is solved using an optocoupler but with no reference. It's only specified an OPTO with CTR:1. Can anybody help me about which optocoupler can be used?


Enclosed there's the proposed design.

Thanks

回帖(1)

张鑫

2019-7-9 09:43:18
嗨拉蒙,
您可以按照L6566B数据表第44页的建议在典型的全功能应用原理图中尝试PC817A部件号(图29)。
请参考
http://www.st.com/internet/analog/product/185802.jsp
 获取更详细的应用程序信息。
 
 eDesign支持我第一次使用eDesignSuite。该设计是一个反激式转换器,使用光耦合器解决了对控制器的反馈,但没有参考。它只指定了一个具有CTR:1的OPTO。任何人都可以帮我了解哪种光耦合器可以使用?
 
 
 随附的是拟议的设计。
 
 谢谢

以上来自于谷歌翻译


以下为原文







Hi Ramon,

You can try a PC817A part number as suggested at page 44 of L6566B datasheet in the typical full-feature application schematic (figure 29).

Please refer to the
http://www.st.com/internet/analog/product/185802.jsp
to get more detailed Application information.
   
eDesign support  I used the eDesignSuite for my first time. The design was a flyback converter and the feedback to the controller is solved using an optocoupler but with no reference. It's only specified an OPTO with CTR:1. Can anybody help me about which optocoupler can be used?


Enclosed there's the proposed design.

Thanks
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