A1454

4

Allegro MicroSystems, LLC

115 Northeast Cutoff

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

1.508.853.5000; www.allegromicro.com

Characteristics

Symbol

Test Conditions

Min.

Typ.

Max.

Factory Programmed Quiescent

Voltage Output

QVO

–

±10

–

LSB

–

±10

–

LSB

–

±10

–

LSB

–

±10

–

LSB

Factory Programmed Sensitivity

Sens

–

4.0

–

LSB/G

–

4.0

–

LSB/G

–

2.0

–

LSB/G

–

2.0

–

LSB/G

Sensitivity Temperature Coefficient

with suffix ‘N’

–

0.12

–

%/ºC

with suffix ‘F’

–

0.21

–

%/ºC

–

<±1

–

%

Effective Number of Bits

Field = 1000 G, Temp = 25ºC, BW = 2 kHz.

–

~10

–

Bits

Effective Number of Bits

Field = 500 G, Temp = 25–C, BW = 2 kHz.

–

~9

–

Bits

Sensitivity Error vs. Temp

–40ºC ~ +85ºC

–

<±3

–

%

–40ºC ~ +125ºC

–

<±6

–

%

1

1 G (gauss) = 0.1 mT (millitesla).

2

The slope of the Hall gain function with temperature change is meant to compensate for the variation of a Neodymium magnet with temperature.

3

The slope of the Hall gain function with temperature change is meant to compensate for the variation of a ferrite magnet with temperature.

4

See Characteristic Definitions section.