A1221ELHLT-T Allegro Microsystems Inc, A1221ELHLT-T Datasheet - Page 13
![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
2.90
+0.10
–0.20
A
B
C
D
Active Area Depth, 0.28 mm REF
Reference land pattern layout
to meet application process requirements and PCB layout tolerances
Branding scale and appearance at supplier discretion
Hall element, not to scale
For Reference Only; not for tooling use (reference dwg. 802840)
Dimensions in millimeters
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
All pads a minimum of 0.20 mm from all adjacent pads; adjust as necessary
8X 10° REF
1
0.95 BSC
2.98
3
+0.12
–0.08
Chopper Stabilized Precision Hall Effect Latches
1.49
2
Branded Face
0.55 REF
D
0.40 ±0.10
Package LH, 3-Pin (SOT-23W)
0.96
D
0.05
1.00 ±0.13
+0.10
–0.05
D
1.91
+0.19
–0.06
A
0.25 BSC
4°±4°
Gauge Plane
0.25 MIN
Seating Plane
0.180
+0.020
–0.053
1.00
C
B
0.70
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
Standard Branding Reference View
N = Last two digits of device part number
T = Temperature code
PCB Layout Reference View
1
NNT
0.95
2.40
13