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電流傳感器

柏艾斯霍爾電流傳感器的分類

發(fā)布日期:2022-10-09 點擊率:70

        霍爾電流傳感器可以分為很多種,如果按照原理可以分為開環(huán)霍爾電流傳感器(Open Loop Hall Effect)和閉環(huán)霍爾電流傳感器(Close Loop Hall Effect)。基于開環(huán)原理的電流傳感器結(jié)構(gòu)簡單,可靠性好,過載能力強(qiáng),體積較小,但也有很多缺點,如溫度影響大,精度低,反應(yīng)時間不夠快,頻帶寬度窄等。而閉環(huán)霍爾電流傳感器等特點是精度高,響應(yīng)快,頻帶寬,但同時也有缺點,即過載能力差,體積較大,工藝比較復(fù)雜,同時價格也偏高。
        原理圖如下:


開環(huán)原理霍爾電流傳感器示意圖
          


閉環(huán)原理霍爾電流傳感器示意圖


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