A1244 ALLEGRO [Allegro MicroSystems], A1244 Datasheet - Page 6

• Manufacturer Part Number: A1244
• Description: Chopper-Stabilized, Two Wire Hall-Effect Latch
• Manufacturer: ALLEGRO [Allegro MicroSystems]

A1244
Average Switchpoint Hysteresis versus Temperature
–15
–25
–35
–45
–55
–65
–75
–85
100
110
85
75
65
55
45
35
25
15
–5
90
80
70
60
50
40
5
Average Release Point versus Temperature
Average Operate Point versus Temperature
-60
-60
-60
-60
-40
-40
-40
-40
-20
-20
-20
-20
Ambient Temperature, T
Ambient Temperature, T
Ambient Temperature, T
Ambient Temperature, T
0
0
0
0
20
20
20
20
A1244-I1,I2
A1244-I1,I2
A1244-I1,I2
V
V
40
40
40
40
CC
CC
= 3.0 V
= 24 V
60
60
60
60
V
CC
80
80
80
80
= 3.0 V
A
A
A
A
V
V
(°C)
(°C)
(°C)
(°C)
CC
CC
100
100
100
100
V
= 3.0 V
= 24 V
CC
= 24 V
120
120
120
120
140
140
140
140
160
160
160
160
Average Switchpoint Hysteresis versus Supply Voltage
Average Release Point versus Supply Voltage
Average Operate Point versus Supply Voltage
Chopper-Stabilized, Two Wire
–15
–25
–35
–45
–55
–65
–75
–85
100
110
–5
85
75
65
55
45
35
25
15
90
80
70
60
50
40
5
2
2
2
6
6
6
T
A
= 25°C
Supply Voltage, V
Supply Voltage, V
Supply Voltage, V
10
10
10
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
A1244-I1,I2
A1244-I1,I2
A1244-I1,I2
Hall-Effect Latch
T
A
T
T
T
T
T
A
T
A
= –40°C
A
A
A
A
= 150°C
= –40°C
14
14
14
= –40°C
= 25°C
= 150°C
= 25°C
T
A
= 150°C
CC
CC
CC
18
18
18
(V)
(V)
(V)
22
22
22
26
26
26
6