A3251LLTTR Allegro Microsystems Inc, A3251LLTTR Datasheet - Page 14

• Manufacturer Part Number: A3251LLTTR
• Description: IC SW HALL EFFECT UNI SOT-89
• Manufacturer: Allegro Microsystems Inc
• Type: Unipolar Switchr

Specifications of A3251LLTTR

• Sensing Range: 50G
• Voltage - Supply: 4.2 V ~ 24 V
• Current - Supply: 10mA
• Current - Output (max): 20mA
• Output Type: Digital, Open Collector
• Features: Regulated Voltage
• Operating Temperature: -40°C ~ 150°C
• Package / Case: SOT-89-3
• Magnetic Type: Unipolar
• Operating Supply Voltage (min): 4.2V
• Operating Supply Voltage (typ): 5/9/12/15/18V
• Operating Supply Voltage (max): 24V
• Output Current: 20mA
• Mag Sensor Operate Point (g): 50Gs
• Mag Sensor Hysteresis(g): 13Gs
• Package Type: SOT-89
• Pin Count: 3 +Tab
• Mounting: Surface Mount
• Operating Temp Range: -40C to 150C
• Operating Temperature Classification: Automotive
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

A3250
A3251
and
4.25
3.94
2X
.167
.155
0.36
0.48 .019
1.14
NOM
.014
2.60
2.29
A
B
.0450
.102
.090
Hall element (not to scale; location controlling dimensions inches)
Active Area Depth 0.775 [.0305] nominal
Preliminary dimensions, for reference only
Dimensions in millimeters
U.S. Customary dimensions (in.) in brackets, for reference only
(reference JEDEC TO-243 AA)
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
Package LT, 3-Pin SOT89
1.83 .072
1.62
3X
0.56 .022
0.44
Field-Programmable, Chopper-Stabilized,
0.10 [.004] M C A B
.064
.017
1
4.60
4.40
.181
.173
2
A
Unipolar Hall-Effect Switches
3
2X
1.50 .059
2.24
NOM
1.60
1.40
.0880
.063
.055
B
115 Northeast Cutoff, Box 15036
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
1.20
0.89
0.44
0.35
.047
.035
.017
.014
14