DATA SHEET
HAL54x
3.7. Magnetic Characteristics Overview
at TJ = −40 °C to +140 °C, VDD = 4.3 V to 24 V, Typical Characteristics for VDD = 12 V
Magnetic flux density values of switching points.
Positive flux density values refer to the magnetic south pole at the branded side of the package.
Sensor
Parameter
On point B
Typ.
2.8
Off point B
Typ.
−2.8
−2.6
−2.4
21
Hysteresis B
HYS
Unit
ON
OFF
Switching Type
HAL542
T
Min.
1
Max.
Min.
−5
−4.5
−4.6
15
15
15
2.1
2
Max.
Min.
4.5
4.5
3.3
4
Typ.
5.85
5.5
4.8
6
Max.
J
−40 °C
25 °C
5
−1
−1
−0.6
27
27
27
5.5
5
7.2
6.5
6.2
8
mT
mT
mT
mT
mT
mT
mT
mT
mT
mT
mT
mT
latching
1
2.6
4.5
4.6
33
33
33
7.7
7.2
6.9
24
24
24
140 °C
−40 °C
25 °C
0.6
21
21
21
4.3
3.8
3.2
12
12
12
2.4
HAL543
27
unipolar
27
21
4
6
8
140 °C
−40 °C
25 °C
27
21
4
5.5
2.1
2
8
HAL546
5.9
3.8
1.5
1.4
1
2.9
2.8
2.6
8
unipolar
5.5
3.5
140 °C
−40 °C
25 °C
4.8
1.8
6
3.1
5.5
18
18
18
1.7
6
HAL548
19
13
4
unipolar
18
6
12
4
6
8
140 °C
17
6
11
4
6
8
Note: For detailed descriptions of the individual types, see pages 19 and following.
Micronas
Feb. 12, 2009; DSH000023_003EN
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