ASM121 View Datasheet(PDF) - Unspecified
Part Name
Description
Manufacturer
ASM121 Datasheet PDF : 8 Pages
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aSM121
QFN-3 Package Dimensions and PC Layout Pattern
Ref. Package
Outline
0.2 mm
+ 0.10
-0.0
0.5 mm
+ 0.10
-0.0
0.5 mm
+ 0.10
-0.0
0.2 mm
+ 0.10
-0.0
0.6 mm
+ 0.10
-0.0
1.1 mm
+ 0.10
-0.0
PC Layout Pattern
0.2 mm
+ 0.10
-0.0
Pin 1 Dot
Marking
QFN 3L
(1.2mm x 1.5mm)
1.200
± 0.050
Top View
0.350
± 0.050
1.000 ± 0.050
Exposed Pad
0.350
± 0.050
0.203
± 0.025
0.500
± 0.050 2-PL
1
1.500
± 0.050
1.000
± 0.050
3
0.200
± 0.050
1.050
± 0.050
0.200
0.250 ± 0.050
± 0.050
Bottom View
2
0.750
± 0.025
0.000
± 0.050
Side View
Note: Solder mask is recommended to be 0.07mm larger than PC lands.
Figure 6. Package Outline
Tape and Reel Data
4.00 ± 0.10
4.00 ± 0.10
2.00 ± 0.05
Æ1.50 + 0.10
1.75 ± 0.10
8.00 + 0.30
- 0.10
3.50 ± 0.05
SEC - AA
SEC - BB
SEC - AA
0.254 ± 0.013
1.35 ± 0.10
10 MAX
1.02 ± 0.10
SEC - BB
10 MAX
1.75 ± 0.10
Æ1.00 + 0.25
Part
Orientation
Figure 7. Tape Dimensions and Part Orientation
© Andigilog, Inc. 2004
-6-
www.andigilog.com
July 2005 - 70A04006
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