AAH Sensors
- 16 -
www.nve.com
phone: 952-829-9217 fax: 952-829-9189
AAH Sensors
Features:
" Extremely High Sensitivity to Applied Magnetic Fields
" Wheatstone Bridge Analog Output
" Temperature Tolerance to 150癈 Continuous
" Near-Zero Voltage Operation
" DC to >1MHz Frequency Response
" Small, Low-Profile Surface Mount Packages
Applications:
" Low Voltage, High Temperature Applications
" Low Field Sensing for Magnetic Media Detection
" Earths Magnetic Field Detection
" Current Sensing
Description:
The AAH-Series GMR sensors are manufactured with a high sensitivity GMR material, making them
ideally suited for any low magnetic field application. They are also extremely temperature tolerant, to
+150癈 operating temperatures.
Magnetic Characteristics:
Part
Number
Saturation
Field (Oe
1
)
Linear
Range
(|Oe
1
|)
Sensitivity
(mV/V-Oe
1
)
Resistance
(Ohms)
Package
2
Die Size
3
(?/SPAN>m)
Min Max Min Max
AAH002-02
6
0.6
3.0 11.0 18.0
2K ?0%
SOIC8
436x3370
AAH004-00
15
1.5
7.5
3.2
4.8
2K ?0%
MSOP
411x1458
GMR
pin 5, OUT+
Functional Block Diagram
shield
shield
pin 1, OUT-
pin 4, V-
(ground)
pin 8,
V+(supply)
Orientation
chamfer
OUT -
V- (ground)
OUT+
V+ (supply)
Pin-out
NVE
AAxxx
-02
Axis of Sensitivity
NVE
AAXXX-02
Pin 1