12
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Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without
notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and
reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result
from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries.
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Shrink Small Outline Plastic Packages (SSOP)
NOTES:
8. Symbols are defined in the “MO Series Symbol List” in Section 2.2
of Publication Number 95.
9. Dimensioning and tolerancing per ANSI Y14.5M-1982.
10. Dimension “D” does not include mold flash, protrusions or gate
burrs. Mold flash, protrusion and gate burrs shall not exceed
0.20mm (0.0078 inch) per side.
11. Dimension “E” does not include interlead flash or protrusions. In-
terlead flash and protrusions shall not exceed 0.20mm (0.0078
inch) per side.
12. The chamfer on the body is optional. If it is not present, a visual
index feature must be located within the crosshatched area.
13. “L” is the length of terminal for soldering to a substrate.
14. “N” is the number of terminal positions.
15. Terminal numbers are shown for reference only.
16. Dimension “B” does not include dambar protrusion. Allowable
dambar protrusion shall be 0.13mm (0.005 inch) total in excess of
“B” dimension at maximum material condition.
17. Controlling dimension: MILLIMETER. Converted inch dimensions
are not necessarily exact.
INDEX
AREA
E
D
N
123
-B-
0.25(0.010) C AM BS
e
-A-
L
B
M
-C-
A1
A
SEATING PLANE
0.10(0.004)
C
H
µ
0.25(0.010) BM M
α
0.25
0.010
GAUGE
PLANE
A2
M28.209 (JEDEC MO-150-AH ISSUE B)
28 LEAD SHRINK SMALL OUTLINE PLASTIC PACKAGE
SYMBOL
INCHES MILLIMETERS
NOTESMIN MAX MIN MAX
A - 0.078 - 2.00 -
A1 0.002 - 0.05 - -
A2 0.065 0.072 1.65 1.85 -
B 0.009 0.014 0.22 0.38 9
C 0.004 0.009 0.09 0.25 -
D 0.390 0.413 9.90 10.50 3
E 0.197 0.220 5.00 5.60 4
e 0.026 BSC 0.65 BSC -
H 0.292 0.322 7.40 8.20 -
L 0.022 0.037 0.55 0.95 6
N28 287
α
0
o
8
o
0
o
8
o
-
Rev. 1 3/95
ICL3237E
