A3280(2010) 查看數據表（PDF） - Allegro MicroSystems
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A3280 Datasheet PDF : 13 Pages
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A3280, A3281
and A3283
Chopper-Stabilized, Precision
Hall-Effect Latches
Package LT, 3-Pin SOT89
4.10
+0.15
–0.16
2.45
+0.15
–0.16
4.50±0.10
1.73
+0.10
–0.11
A
2.24
1.14
2.20
+0.09
–0.07
1
2
0.42±0.06
0.50±0.06
3
1.50±0.10
2X 1.50 BSC
0.40
+0.04
–0.05
For Reference Only; not for tooling use (reference JEDEC. TO-243AA)
Dimensions in millimeters
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
A Active Area Depth, 0.78 mm REF
B Reference land pattern layout (reference IPC7351 SOT89N);
All pads a minimum of 0.20 mm from all adjacent pads;
adjust as necessary to meet application process
requirements and PCB layout tolerances
C Branding scale and appearance at supplier discretion
D Hall element, not to scale
Parting
Line
1.00
+0.20
–0.11
2.50
2.00
0.80
2.60
4.60
1.00
0.70
1.50
B PCB Layout Reference View
Basic pads for low-stress, not self-aligning
Additional pad for low-stress, self-aligning
Additional area for IPC reference layout
NNT
1
C Standard Branding Reference View
= Supplier emblem
N = Last two digits of device part number
T = Temperature code
Allegro MicroSystems, Inc.
11
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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