賀德克抗干擾傳感器HDA4845-B-250-000是這樣一(yi)種設(she)備(bei)：感(gan)(gan)(gan)應壓(ya)(ya)力并將其轉換(huan)為(wei)電信號(hao)，信號(hao)強(qiang)度取決于(yu)施加的(de)(de)(de)(de)壓(ya)(ya)力。TE Connectivity (TE) 設(she)計和(he)制(zhi)造各種壓(ya)(ya)力傳(chuan)感(gan)(gan)(gan)器(qi)(qi)，小到(dao)傳(chuan)感(gan)(gan)(gan)元(yuan)件，大到(dao)適合嚴苛環境(jing)的(de)(de)(de)(de)系(xi)統(tong)封裝。我們是標準和(he)定制(zhi)壓(ya)(ya)力傳(chuan)感(gan)(gan)(gan)器(qi)(qi)的(de)(de)(de)(de)行(xing)業(ye)*，產(chan)品涵蓋板(ban)裝式壓(ya)(ya)力元(yuan)件到(dao)*放大和(he)封裝的(de)(de)(de)(de)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)。基(ji)于(yu)硅(gui)壓(ya)(ya)阻(zu)微(wei)機械加工(gong)(gong)系(xi)統(tong) (MEMS) 技術和(he)硅(gui)應變片(pian)（Microfused、Krystal Bond）技術，我們的(de)(de)(de)(de)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)能(neng)夠測量從幾英寸(cun)水(shui)柱 (<5 mbar) 到(dao) 100K psi (7K bar) 的(de)(de)(de)(de)各種壓(ya)(ya)力。復雜的(de)(de)(de)(de)設(she)計和(he)良好的(de)(de)(de)(de)生產(chan)工(gong)(gong)藝為(wei)醫(yi)療、暖(nuan)通(tong)空調及制(zhi)冷(leng)系(xi)統(tong)、非公(gong)路車輛、重型設(she)備(bei)、危(wei)險區域以及一(yi)般工(gong)(gong)業(ye)應用創造了可靠及高性價比的(de)(de)(de)(de)解決方案。我們還為(wei)高度計/導(dao)航系(xi)統(tong)生產(chan)達到(dao)zui低功耗(hao)、zui小尺寸(cun)的(de)(de)(de)(de)氣壓(ya)(ya)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)。我們的(de)(de)(de)(de)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)經(jing)過信號(hao)調理和(he)溫度補償，提供模擬(ni)或(huo)數字輸出。

    賀德克抗干擾傳感器有很多種，從測量原理上分可以有電壓式霍爾傳感器，光電隔離電壓傳感器，電隔離電壓傳感器，電壓互感器原理(電磁感應原理)等。電壓式霍爾傳感器實際上是一種特殊的原邊多匝的霍爾閉環電流傳感器。
    賀德克抗干擾傳感器的(de)(de)特(te)點國內做霍爾(er)電(dian)(dian)(dian)壓(ya)(ya)傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)的(de)(de)廠家較(jiao)多，我們以(yi)HV-C04、HV-C54為(wei)例電(dian)(dian)(dian)壓(ya)(ya)式霍爾(er)傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)。因為(wei)是基(ji)于(yu)(yu)霍爾(er)閉環(huan)零磁通原(yuan)(yuan)(yuan)(yuan)理(li)，所(suo)以(yi)可(ke)以(yi)測量(liang)直流電(dian)(dian)(dian)壓(ya)(ya)，交流電(dian)(dian)(dian)壓(ya)(ya)和混合波形(xing)的(de)(de)電(dian)(dian)(dian)壓(ya)(ya)。此特(te)點區別于(yu)(yu)電(dian)(dian)(dian)磁隔離原(yuan)(yuan)(yuan)(yuan)理(li)的(de)(de)電(dian)(dian)(dian)壓(ya)(ya)互感(gan)(gan)器(qi)(qi)，電(dian)(dian)(dian)壓(ya)(ya)互感(gan)(gan)器(qi)(qi)只能測量(liang)交流電(dian)(dian)(dian)壓(ya)(ya)信號。因為(wei)是基(ji)于(yu)(yu)磁平衡霍爾(er)原(yuan)(yuan)(yuan)(yuan)理(li)，需(xu)要原(yuan)(yuan)(yuan)(yuan)邊(bian)匹配一(yi)個(ge)內置或外置電(dian)(dian)(dian)阻(zu)(zu)，該電(dian)(dian)(dian)阻(zu)(zu)隨著測量(liang)的(de)(de)電(dian)(dian)(dian)壓(ya)(ya)量(liang)程(cheng)增大，需(xu)要的(de)(de)阻(zu)(zu)值和功(gong)率(lv)也相應增大，甚至(zhi)需(xu)要加散熱片(pian)。因為(wei)原(yuan)(yuan)(yuan)(yuan)邊(bian)采用(yong)(yong)多匝繞組，故存在(zai)比較(jiao)大的(de)(de)電(dian)(dian)(dian)感(gan)(gan)，一(yi)般響應速度(du)不(bu)高，頻率(lv)范圍(wei)有限。 霍爾(er)電(dian)(dian)(dian)壓(ya)(ya)傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)的(de)(de)分類(lei)霍爾(er)電(dian)(dian)(dian)壓(ya)(ya)傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)從安(an)裝(zhuang)(zhuang)方式上可(ke)以(yi)分為(wei)：基(ji)于(yu)(yu)PCB板安(an)裝(zhuang)(zhuang)基(ji)于(yu)(yu)螺釘固定(ding)安(an)裝(zhuang)(zhuang)導軌型安(an)裝(zhuang)(zhuang)。電(dian)(dian)(dian)壓(ya)(ya)式霍爾(er)傳(chuan)(chuan)感(gan)(gan)器(qi)(qi)的(de)(de)應用(yong)(yong)IGBT等開(kai)關功(gong)率(lv)器(qi)(qi)件(jian)共同構成(cheng)了電(dian)(dian)(dian)力電(dian)(dian)(dian)子(zi)的(de)(de)核心。在(zai)UPS,電(dian)(dian)(dian)源(yuan)，風電(dian)(dian)(dian)，鐵路，太陽能等各行(xing)各業(ye)均有廣泛應用(yong)(yong)。