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一種采用電容降壓的LED驅動電源設計

發布日期:2021-02-26瀏覽次數:848標簽:后備保護斷路器廠家

 本文是一個實踐的給與電容降壓led 驅動電路。請屬意,大局部運用電路中沒有銜接壓敏電阻或瞬變電壓抑制晶體管,創議銜接上,因壓敏電阻或瞬變電壓抑制晶體管能在電壓突變瞬間( 如雷電﹑大用電設備起動等 )無效地將突變電流泄放,從而保護二級關和其他晶體管,它們的響應時間一般在微毫秒級 。

  

關鍵字:電容降壓  led  驅動電源

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