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TL431-and-PC817
- 关于变压器反激电源里电压反馈用到的光耦与稳压管配合使用情况，值得一看。-About flyback transformer power supply used in optocoupler voltage feedback regulator used in conjunction with the case, worth a visit.
The-problem-with-PC817-and-TL431
- 讲解在电源设计的时候TL431和光耦PC817，配合使用适合外围电路设计，浅显易懂。-Explain when the power supply design TL431 and optocoupler PC817, with the use of suitable external circuit design, easy to understand.