A1221ELHLT-T Allegro Microsystems Inc, A1221ELHLT-T Datasheet - Page 9
![IC LATCH BIPOLAR 3V SOT-23W](/photos/19/49/194943/620-sot-23w_sml.jpg)
A1221ELHLT-T
Manufacturer Part Number
A1221ELHLT-T
Description
IC LATCH BIPOLAR 3V SOT-23W
Manufacturer
Allegro Microsystems Inc
Type
Bipolar Latchr
Datasheet
1.A1221LUA-T.pdf
(14 pages)
Specifications of A1221ELHLT-T
Sensing Range
90G Trip, -90G Release
Voltage - Supply
3 V ~ 24 V
Current - Supply
4mA
Current - Output (max)
25mA
Output Type
Digital, Open Drain
Features
Regulated Voltage
Operating Temperature
-40°C ~ 85°C
Package / Case
SOT-23W
Termination Type
SMD
No. Of Pins
3
Release Point Max
-15G
Hall Effect Type
Latching
Operating Temperature Range
-40°C To +85°C
Supply Voltage Min
3V
Release Point Min
-90G
Filter Terminals
SMD
Rohs Compliant
Yes
Bandwidth
800kHz
Leaded Process Compatible
Yes
Operate Point Max
90G
Operate Point Min
15G
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
620-1279-2
A1220, A1221,
A1222, and A1223
-100
-110
-120
-130
-140
-150
150
140
130
120
110
100
300
280
260
240
220
200
180
160
140
-70
-80
-90
90
80
70
-60
-60
-60
Switchpoint Hysteresis versus Temperature
-40
-40
-40
Release Point versus Temperature
Operate Point versus Temperature
-20
-20
-20
0
0
0
20
20
20
40
40
40
T
T
T
A
A
A
(°C)
(°C)
(°C)
60
60
60
80
80
80
Chopper Stabilized Precision Hall Effect Latches
100 120 140 160
100 120 140 160
100 120 140 160
A1222 Magnetic Characteristics
(V)
(V)
(V)
24
24
24
2.6
2.6
2.6
-100
-110
-120
-130
-140
-150
-160
-170
-180
180
170
160
150
140
130
120
110
100
300
280
260
240
220
200
180
160
140
-70
-80
-90
90
80
70
2
2
2
Switchpoint Hysteresis versus Supply Voltage
6
Operate Point versus Supply Voltage
Release Point versus Supply Voltage
6
6
10
10
10
V
V
V
CC
CC
CC
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
14
14
14
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
(V)
(V)
(V)
18
18
18
22
22
22
26
26
26
(°C)
(°C)
(°C)
150
150
150
-40
-40
-40
25
25
25
9