BU52058GWZ Datasheet, PDF (7/18 Pages) Rohm – Omnipolar Detection Hall IC

BU52058GWZ
(Magnetic Field Detection Mechanism)
Datasheet
S
N
S
S
N
S
N
Flux direction
Flux direction
Figure 14
The Hall IC cannot detect magnetic fields that run horizontal to the package top layer.
Be certain to configure the Hall IC so that the magnetic field is perpendicular to the top layer.
OUT1
S
N
S
N
N
OUT 1[V]
S
High
Flux
N-Pole
High
0
Magnetic flux density [mT]
Figure 15. S-Pole Detection
Flux
High
Low
B
Brp S Bop S
S-Pole
The OUT1 pin detects and outputs for the S-pole only. Since it is unipolar, it does not recognize the N-pole.
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TSZ22111・15・001
7/14
TSZ02201-0M3M0F413010-1-2
14.Feb.2013 Rev.001