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wangfuwang
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樓主  發(fā)表于: 2015-09-21 17:56
傳感器接近開(kāi)關(guān)等這些直流低壓電器，用什么電源好，才會(huì )減少到最小的交流電磁干擾，使電路更穩定。
1 用傳統的變壓器電源加整流穩壓電路
2 用新型電源（開(kāi)關(guān)電源）
請問(wèn)大家那種電源對電磁干擾小，個(gè)人在實(shí)際使用中覺(jué)得還是變壓器電源好些(因為有隔離線(xiàn)圈)
[ 此帖被wangfuwang在2015-09-22 19:35重新編輯 ]
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1樓  發(fā)表于: 2015-09-21 18:50
一定是開(kāi)關(guān)電源好，變壓器有隔離更有偶合；
要求高可選帶屏蔽r的開(kāi)關(guān)電源，加裝浪涌吸收器。

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