A1421LK-T Allegro Microsystems Inc, A1421LK-T Datasheet - Page 6

• Manufacturer Part Number: A1421LK-T
• Description: IC,HALL-EFFECT SENSOR,SINGLE-ENDED,SIP,4PIN,PLASTIC
• Manufacturer: Allegro Microsystems Inc
• Type: Special Purposer

Specifications of A1421LK-T

• Rohs Compliant: YES
• Sensing Range: 27.5G Trip, -12.5G Release
• Voltage - Supply: 4 V ~ 26.5 V
• Current - Supply: 7mA
• Current - Output (max): 25mA
• Output Type: Digital, Open Collector
• Features: High Precision
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 4-SIP
• Magnetic Type: Monolithic
• Operating Supply Voltage (min): 4V
• Operating Supply Voltage (typ): 12V
• Operating Supply Voltage (max): 26.5V
• Output Current: 25mA
• Mag Sensor Operate Point (g): 27.5Gs
• Mag Sensor Release Point (g): -12.5Gs
• Mag Sensor Hysteresis(g): 15Gs
• Package Type: SIP
• Pin Count: 4
• Mounting: Through Hole
• Operating Temp Range: -40C to 150C
• Operating Temperature Classification: Automotive
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

A1421, A1422,
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A1423
10.0
10.0
500
450
400
350
300
250
200
150
100
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
50
–50
0
–50
–50
Over V
Ambient Temperature, T
Ambient Temperature, T
0
0
0
Ambient Temperature, T
CC
V
Over V
Over V
I
I
OUT(SAT)
CC(OFF)
CC(ON)
Range; I
50
50
50
CC
CC
by T
by T
Range
Range
by T
SINK
100
100
100
High Precision Hall Effect AC-Coupled Differential
A
A
= 20 mA
A
A
A
A
(ºC)
(ºC)
(ºC)
150
150
150
V
V
V
CC
CC
CC
12.0
20.0
12.0
20.0
12.0
20.0
4.5
4.5
4.5
(V)
(V)
(V)
Empirical Results
Sensor IC with Integrated Filter Capacitor
200
200
200
10.0
10.0
500
450
400
350
300
250
200
150
100
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
50
0
0
0
0
Over T
5
5
5
Supply Voltage, V
Supply Voltage, V
Supply Voltage, V
V
I
A
I
CC(OFF)
OUT(SAT)
Over T
Over T
CC(ON)
Range; I
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
10
10
10
A
A
by V
by V
Range
Range
by V
SINK
15
15
15
CC
CC
CC
CC
CC
= 20 mA
CC
(V)
(V)
(V)
20
20
20
T
T
T
A
A
A
150
–40
150
–40
150
–40
(ºC)
25
(ºC)
25
(ºC)
25
25
25
25
6