A1222EUA-T Datasheet, PDF (9/16 Pages) Allegro MicroSystems – Chopper Stabilized Precision Hall Effect Latches

A1220, A1221,
A1222, and A1223
Chopper Stabilized Precision Hall Effect Latches
A1222 Magnetic Characteristics
Operate Point versus Temperature
150
140
130
120
(V)
110
2.6
24
100
90
80
70
-60 -40 -20 0 20 40 60 80 100 120 140 160
T_A (°C)
Release Point versus Temperature
-70
-80
-90
-100
-110
-120
(V)
2.6
24
-130
-140
-150
-60 -40 -20 0 20 40 60 80 100 120 140 160
T_A (°C)
Switchpoint Hysteresis versus Temperature
300
280
260
240
(V)
220
2.6
24
200
180
160
140
-60 -40 -20 0 20 40 60 80 100 120 140 160
T_A (°C)
180
170
160
150
140
130
120
110
100
90
80
70
2
-70
-80
-90
-100
-110
-120
-130
-140
-150
-160
-170
-180
2
Operate Point versus Supply Voltage
(°C)
-40
25
150
6
10
14
18
22
26
V_CC (V)
Release Point versus Supply Voltage
(°C)
-40
25
150
6
10
14
18
22
26
V_CC (V)
Switchpoint Hysteresis versus Supply Voltage
300
280
260
240
220
200
180
160
140
2
6
10
14
18
22
26
V_CC (V)
(°C)
-40
25
150
Allegro MicroSystems, LLC
9
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com