A3281ELT-T Allegro Microsystems Inc, A3281ELT-T Datasheet - Page 7
![IC SWITCH HALL EFFECT SOT-89](/photos/19/49/194956/a1229llttr-t_sml.jpg)
A3281ELT-T
Manufacturer Part Number
A3281ELT-T
Description
IC SWITCH HALL EFFECT SOT-89
Manufacturer
Allegro Microsystems Inc
Type
Bipolar Latchr
Specifications of A3281ELT-T
Sensing Range
90G Trip, -90G Release
Voltage - Supply
4.2 V ~ 24 V
Current - Supply
8mA
Current - Output (max)
25mA
Output Type
Digital, Open Collector
Features
Regulated Voltage
Operating Temperature
-40°C ~ 85°C
Package / Case
SOT-89-3
Magnetic Type
Latch
Operating Supply Voltage (min)
4.2V
Operating Supply Voltage (typ)
5/9/12/15/18V
Operating Supply Voltage (max)
24V
Output Current
25mA
Mag Sensor Operate Point (g)
90Gs
Mag Sensor Release Point (g)
-90Gs
Mag Sensor Hysteresis(g)
100Gs
Package Type
SOT-89
Pin Count
3 +Tab
Mounting
Surface Mount
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
A3280, A3281
and
A3283
TYPICAL OPERATING CHARACTERISTICS
as a function of supply voltage (cont’d)
225
175
250
200
150
1.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
0
3.0
3.0
OUTPUT SATURATION VOLTAGE
4.0
3.5
5.0
SUPPLY CURRENT
SUPPLY VOLTAGE IN VOLTS
SUPPLY VOLTAGE IN VOLTS
4.0
6.0
7.0
4.5
Chopper-Stabilized, Precision
8.0
5.0
9.0
T
T
T
T
T
T
I
A
A
A
OUT
A
A
A
OUTPUT ON
= 150°C
= +25°C
= -40°C
10
= 150°C
= +25°C
= -40°C
= 20 mA
Dwg. GH-055-1
Dwg. GH-058-4
11
Hall-Effect Latches
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
24
12
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