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電子負載測試直流電源時(shí)為什么紋波會(huì )變大?

更新時(shí)間:2024-04-16      點(diǎn)擊次數:224

     紋波是由電容的ESR上產(chǎn)生的紋波和電容本身充放電產(chǎn)生的紋波疊加的。

  與紋波電流和負載的種類(lèi)和大小有直接的關(guān)系。

  一般負載越大,紋波就會(huì )越大。

  不加負載,紋波當然會(huì )很小很小。

  電子負載測試電源時(shí),相當于加上了負載,紋波相對于空載時(shí)當然大了很多。

  如果加上了動(dòng)態(tài)負載測試,會(huì )更大。

DCL6204可編程直流電子負載測試儀電池LED老化400W雙路帶 DCL6102(150V 20A 200W)

DCL8003+(150V 30A 300W)可編程直流電子負載測試儀電池LED老化400W雙路帶 DCL6106(150V 40A 600W)

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