IC-SM2L_14 Datasheet, PDF (5/8 Pages) IC-Haus GmbH – LINEAR AMR SENSOR

iC-SM2L
LINEAR AMR SENSOR (2 mm)
Rev C1, Page 5/8
ELECTRICAL CHARACTERISTICS
Operating Conditions:
VB = 5 V ±10 %, Tj = -40. . . 125 °C, |Hext| > 25 kA/m at the bottom edge of the sensor, unless otherwise noted
Item Symbol Parameter
No.
Conditions
Min.
Total Device
001 VB
Permissible Supply Voltage VB
-8
002 I()
Supply Current in VB
Tj = -40. . . 90 °C
3.4
Tj = -40. . . 125 °C
2.5
PSIN, NSIN, PCOS, NCOS open
003 R()
Bridge Resistance of one
Tj = 25 °C
1.8
sine/cosine bridge
004 TC(R)
Bridge Resistance Temperature
0.27
Coefficient
005 Vpk
Amplitude of Differential Output
8
Voltages
006 TC(Vpk) Amplitude Temperature
-0.4
Coefficient
007 Vos
Diff. Output Offset Voltage
Hext = 0 kA/m at the bottom edge of the sensor -2
008 TC(Vos) Offset Voltage Temperature
-3
Coefficient
009 Vrel
Relative Change in Amplitude distance bottom edge of the sensor to the
-5
magnetic scale: 0 ... 1.5 mm
010 AAabs Absolute Angle Accuracy
without offset voltage, distance bottom edge of -1
the sensor to the magnetic scale: 0.5 mm
Typ.
0.32
Unit
Max.
8
V
7.0 mA
7.0 mA
2.6
kΩ
0.37 %/K
20 mV/V
-0.25 %/K
2 mV/V
3 µV/V/K
5
%
1
DEG
APPLICATION INFORMATION
iC-SM2L is placed vertically above a magnetic scale with an equal distribution of N/S pole pairs.
Figure 1: Placement of the iC-SM2L to a magnetic scale