AA Sensors

- 14 -

AA Sensors

Features:

•

Excellent Sensitivity to Applied Magnetic Fields

•

Wheatstone Bridge Analog Output

•

Operating Temperature to 125°C Continuous

•

Wide Linear Range of Operation

•

Near-Zero Voltage Operation

•

DC to >1MHz Frequency Response

•

Small, Low-Profile Surface Mount Packages

Applications:

•

General Motion, Speed, and Position Sensing

•

Low Power, Low Voltage Applications

•

Low Field Sensing for Magnetic Media Detection

•

Current Sensing

Description:

The basic AA-Series GMR sensors are general-purpose magnetometers for use in a wide variety of

applications. They exhibit excellent linearity, a large output signal with applied magnetic fields, stable

and linear temperature characteristics, and a purely ratiometric output.

Magnetic Characteristics:

Part

Number

Saturation

Field (Oe

Linear

Range

(|Oe

Sensitivity

(mV/V-Oe

Resistance

(Ohms)

Package

2

Die Size

3

(

µm)

Min

Max

Min

Max

AA002-02

15

1.5

10.5

3.0

4.2

5K ±20%

SOIC8

436x3370

AA003-02

20

2.0

14

2

3.2

5K ±20%

SOIC8

436x3370

AA004-00

50

5

35

0.9

1.3

5K ±20%

MSOP8

411x1458

AA004-02

50

5

35

0.9

1.3

5K ±20%

SOIC8

411x1458

AA005-02

100

10

70

0.45

0.65

5K ±20%

SOIC8

411x1458

AA006-00

50

5

35

0.9

1.3

30K ±20%

MSOP8

836x1986

AA006-02

50

5

35

0.9

1.3

30K ±20%

SOIC8

836x1986

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