Ratiometric Linear Hall Effect Sensor ICs

for High-Temperature Operation

A1321, A1322,

and

A1323

5

Allegro MicroSystems, Inc.

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com

Characteristics

Symbol

Test Condition

Min

Max

Sens

4.750

5.000

5.250

mV/G

2.969

3.125

3.281

mV/G

2.375

2.500

2.625

mV/G

tion of temperature

Defined in terms of magnetic flux density, B

–

–

±10

G

–

–

±1.5

%

Ratiometry, Sens

–

–

±1.5

%

Positive Linearity

Lin+

–

–

±1.5

%

Negative Linearity

Lin–

–

–

±1.5

%

Symmetry

Sym

–

–

±1.5

%

UA Package

–2.5

–

7.5

%

–6

–

4

%

–

±2

–

%

LH Package

–5

–

5

%

–3.5

–

8.5

%

–

±2

–

%

manufacturing and application conditions. Performance may vary for individual units, within the specified maximum and minimum limits.

In addition, the typical values vary with gain.