FAQ - Hall Ellements

Hall Ellements

[Q0388]
・How is the equivalent circuit of the hall element?
A.
・The bridge circuit made by 4 resistors. Please see the link: Technical Resources "How to Use Hall Elements".
Click here for details
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[Q0389]
・Does the Hall element have polarity?
A.
・The Hall element has polarity.  The output voltage polarity is determined the polarity both of  the input voltage (or current) and the magnetic flux density. It is described in "Dimensional Drawing" of each Datasheet.
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[Q0390]
・How should we drive the hall element?
A.
・Please see the link: Technical Resources "How to Use Hall Elements".
Click here for details
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[Q0391]
・How should we amplify the output of the hall element?
A.
・Please see the link: Technical Resources "How to Use Hall Elements".
Click here for details
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[Q0392]
・What kind of plating is applied to the lead terminals?
A.
・HW-300A is silver plated.
 HW-300B and HW-302B are silver plated or tin plated.
 All others are tin plated and comply with RoHS. (As of June 2008)
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[Q0394]
・Which hall element has the best linearity against the magnetic flux density?
A.
・That is the HG series hall element. The linearity is 2% or less up to 0.5T with the constant current drive.
fig
fig
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