浅析霍尔电流传感器的应用

1520051018~19BriefDiscussionaboutApplicationsofHallCurrentSensor324004Abstract:ThispaperindetailintroducesthesevenkeypointsinapplicationsofHallcurrentsensor.Keywords:Hallcurrentsensor;Application;Amalgamation112060%PWMSPWM22.1IPISIS*NS=IP*NPISIPNP200503281976NSNP/NSNP=1ISIPIS10~400mARM2.2VAVAVAVA+VA-VAminVAmin22.3IpmaxIPN33.1IPNISNIPNArmsIPNISN10~400mA3.2ISO25IP=03.3ISIP0.5%3.4ISO25ISOISOIOT3.516118~93.6IPN25484.1HNC-025AHNC-025A5A6A8A12A25A4.2+M0(1)++VA-VAM0V(2)0V5(1)(2)(3)IPN100A10ANP=1NP=2NP=10NP10A=100A(4)IPN/10256(1)(2)(3)(4)77.1ISOIP=0T25VMVMRMISO7.2IP=IPNACDCT25RM7.3(1)IP=IPNT25RM(2)IP=IPNT25RMS/(3)IP=0T25M+M1720051018~198NP*IP=NS*ISVM=RM*IVS=RS*ISVA=e+VS+VMeeHNC-300LTNP/NS=1/2000IPN=300ArmsVA12V~15V5%RS=30VA100Ae=1V(1)VAVMRMVA=15VVM=9.5VRM=VM/IS=63.33IS=0.15A63.330.15A9.5V(2)VA=15VRM=12VM+VS=RM+RSIS=VAe=14VRM+RS=12+30=42ISmax=0.333AIPmax=ISmax(NS/NP)=666A666A(3)921[1].[M].:,2004,10.[2].[M].:,2004,01.[3]HNC-025A[Z]..”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”—”14ROMflashI/OLEDICADADM101ETTLRS-232AC-DCI/OXKKMMXKK2nK=2nn414.0cm14.0cm1cm2.03.04.05.06.07.08.09.0cm2.33.44.15.16.07.18.19.1cm0.30.40.10.10.00.10.10.1cm10.011.012.013.014.015.016.0cm10.111.012.013.014.115.316.5cm0.10.00.00.00.10.30.5hT[1].[M].,1991.[2].[M].,1998.