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A1381 Datasheet(PDF) 4 Page - Allegro MicroSystems

No. de Pieza. A1381
Descripción  Programmable Linear Hall Effect Sensors with Analog Output Available in a Miniature Thin Profile Surface Mount Package
Descarga  18 Pages
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Fabricante  ALLEGRO [Allegro MicroSystems]
Página de inicio  http://www.allegromicro.com
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A1381 Datasheet(HTML) 4 Page - Allegro MicroSystems

 
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Programmable Linear Hall Effect Sensor ICs with Analog Output
Available in a Miniature Thin Profile Surface Mount Package
A1381, A1382,
A1383, and A1384
4
Allegro MicroSystems, Inc.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
PRE-PROGRAMMING TARGET5
Pre-Programming Quiescent
Voltage Output
VOUT(Q)init
B = 0 G, TA = 25°C
2.1
V
Pre-Programming Sensitivity
Sensinit
A1381
TA = 25°C
4.2
mV/G
A1382
2.9
mV/G
A1383
2.1
mV/G
A1384
1.4
mV/G
Pre-Programming Sensitivity
Temperature Coefficient6
TCSensinit
TA = 150°C
–0.05
%/°C
QUIESCENT VOLTAGE OUTPUT PROGRAMMING
Guaranteed Quiescent Voltage
Output Range4,7
VOUT(Q)
B = 0 G, TA = 25°C
2.3
2.6
V
Quiescent Voltage Output
Programming Bits
6
bit
Average Quiescent Voltage
Output Step Size8,9
StepVOUT(Q) TA = 25°C
8
11.5
15
mV
Quiescent Voltage Output
Programming Resolution10
ErrPGVOUT(Q) TA = 25°C
StepVOUT(Q)×
±0.5
–mV
SENSITIVITY PROGRAMMING
Guaranteed Sensitivity Range4,11
Sens
A1381
TA = 25°C
6.00
9.00
mV/G
A1382
4.00
6.25
mV/G
A1383
2.75
4.25
mV/G
A1384
2.00
3.00
mV/G
Sensitivity Programming Bits
6
bit
Average Sensitivity Step Size8,9
StepSENS
A1381
TA = 25°C
90
110
130
μV/G
A1382
55
75
95
μV/G
A1383
35
55
75
μV/G
A1384
28
35
42
μV/G
Sensitivity Programming
Resolution10
ErrPGSENS
TA = 25°C
StepSENS ×
±0.5
mV/G
SENSITIVITY TC PROGRAMMING
Guaranteed Sensitivity Tem-
perature Coefficient Range6
TCSens
TA = 150°C
0.00
0.095
%/°C
Sensitivity Temperature Coef-
ficient Programming Bits
3
bit
Average Sensitivity Tempera-
ture Coefficient Step Size6
StepTCSENS
TA = 150°C
0.03
%/°C
Sensitivity Temperature Coeffi-
cient Programming Resolution6
ErrPGTCSENS TA = 150°C
StepTCSENS x
±0.5
%/°C
POLARITY PROGRAMMING
Polarity Programming Bit12
POL
1
bit
LOCK BIT PROGRAMMING
Overall Programming Lock Bit
LOCK
1
bit
OPERATING CHARACTERISTICS (continued), valid over full operating temperature range, TA; CBYPASS= 0.1 μF, VCC = 5 V, unless otherwise specified
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Units
Continued on the next page...


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