A1227 ALLEGRO [Allegro MicroSystems], A1227 Datasheet - Page 8

• Manufacturer Part Number: A1227
• Description: Hall Effect Latch for High Temperature Operation
• Manufacturer: ALLEGRO [Allegro MicroSystems]

A1225, A1227
and
- 100
- 110
- 120
- 130
- 140
- 150
- 160
- 170
- 180
- 190
- 200
200
190
180
170
160
150
140
130
120
110
100
- 80
- 90
400
380
360
340
320
300
280
260
240
220
200
180
160
90
80
A1229
- 60 - 40 - 20
- 60 - 40 - 20
- 60 - 40 - 20
Switchpoint Hysteresis versus Ambient Temperature
Operate Point versus Ambient Temperature
Release Point versus Ambient Temperature
0
0
0
20
20
20
T
T
T
40
40
40
A
A
A
(°C)
(°C)
(°C)
60
60
60
Hall Effect Latch for High Temperature Operation
80 100 120 140
80 100 120 140
80 100 120 140 160
A1229 Magnetic Characteristics
V
V
V
CC
CC
CC
(V)
(V)
(V)
3.8
3.8
3.8
12
24
12
24
12
24
- 100
- 110
- 120
- 130
- 140
- 150
- 160
- 170
- 180
- 190
- 200
200
190
180
170
160
150
140
130
120
110
100
400
380
360
340
320
300
280
260
240
220
200
180
160
-80
-90
90
80
2
2
2
Switchpoint Hysteresis versus Supply Voltage
Operate Point versus Supply Voltage
Release Point versus Supply Voltage
6
6
6
10
10
10
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
V
V
V
CC
CC
CC
14
14
14
(V)
(V)
(V)
18
18
18
22
22
22
26
26
26
T
T
T
A
A
A
(°C)
(°C)
(°C)
–40
150
–40
150
–40
150
25
25
25
8