A1322ELHLT Allegro Microsystems Inc, A1322ELHLT Datasheet - Page 6

• Manufacturer Part Number: A1322ELHLT
• Description: IC SENSOR HALL EFFECT SOT23W
• Manufacturer: Allegro Microsystems Inc
• Type: Linear - Ratiometricr

Specifications of A1322ELHLT

• Sensing Range: 2.969mV/G ~ 3.281mV/G
• Voltage - Supply: 4.5 V ~ 5.5 V
• Current - Supply: 8mA
• Current - Output (max): 10mA
• Output Type: Digital, Open Drain
• Features: High Sensitivity
• Operating Temperature: -40°C ~ 85°C
• Package / Case: SOT-23W
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Output Current: 10mA
• Package Type: SOT-23W
• Pin Count: 3
• Mounting: Surface Mount
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

A1321, A1322,
and
MAGNETIC CHARACTERISTICS
Sensitivity
Delta V
tion of temperature
Ratiometry, V
Ratiometry, Sens
Positive Linearity
Negative Linearity
Symmetry
UA Package
Delta Sens at T
Delta Sens at T
Sensitivity Drift
LH Package
Delta Sens at T
Delta Sens at T
Sensitivity Drift
1
2
3
manufacturing and application conditions. Performance may vary for individual units, within the specifi ed maximum and minimum limits.
In addition, the typical values vary with gain.
4
5
6
Additional information on characteristics is provided in the section Characteristics Defi nitions, on the next page.
Negative current is defi ned as conventional current coming out of (sourced from) the specifi ed device terminal.
Typical data is at T
After 150ºC pre-bake and factory programming.
10 G = 1 millitesla.
Sensitivity drift is the amount of recovery with time.
Characteristics
A1323
out(q)
5
as a func-
out(q)
6
6
A
A
A
A
= max
= min
= max
= min
A
= 25°C, except for ΔSens, and at x.x Sens. Typical data are for initial design estimations only, and assume optimum
5
5
5
5
ΔSens
ΔSens
ΔSens
ΔSens
ΔSens
V
V
Symbol
Sens
Sens
out(q)(ΔT)
out(q)(ΔV)
Sens
Sym
Lin+
Lin–
(TAmax)
(TAmax)
(TAmin)
(TAmin)
Drift
Drift
(ΔV)
1,2
over operating temperature range, T
A1321; T
A1322; T
A1323; T
Defi ned in terms of magnetic fl ux density, B
From hot to room temperature
From cold to room temperature
T
From hot to room temperature
From cold to room temperature
T
A
A
= 25°C; after temperature cycling and over time
= 25°C; after temperature cycling and over time
Ratiometric Linear Hall Effect Sensor ICs
A
A
A
= 25ºC
= 25ºC
= 25ºC
Test Condition
for High-Temperature Operation
A
; V
CC
= 5 V, I
out
= –1 mA; unless otherwise noted
4.750
2.969
2.375
–2.5
–3.5
Min
–6
–5
–
–
–
–
–
–
–
–
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
5.000
3.125
2.500
Typ
±2
±2
–
–
–
–
–
–
–
–
–
–
3
5.250
3.281
2.625
Max
±1.5
±1.5
±1.5
±1.5
±1.5
±10
7.5
8.5
4
–
5
–
Units
mV/G
mV/G
mV/G
%
%
%
%
%
%
%
%
%
%
%
G
4
5