SK1930 データシートの表示（PDF） - Semtech Corporation
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SK1930 Datasheet PDF : 30 Pages
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SK19XX .amily
1:9 Signal Distribution
HIGH-PER.ORMANCE PRODUCTS
HIGH-PER.ORMANCE PRODUCTS
PRELIMINARY
SK19XX .amily Package Information (continued)
5mm x 5mm TQ.P
02
2
R1
01
S
03
(L1)
11
L
R2
00
GAGE PLANE
Figure 1.
97
b
WITH
PLATING
9
b1
Figure 2.
e/2
b
Figure 3.
1. All dimensions and tolerancing conforms
to ANSI Y14.5M-1982.
2. The top package body size may be smaller
than the bottom package body size by as
much as 0.15 mm.
3. To be determined at seating plane.
4. Dimensions D1 and E1 do not include
mold protrusion. Allowable protrusion
is 0.25 mm per side. D1 and E1 are
maximum plastic body size dimensions
including mold mismatch.
5. Details of Pin 1 identifier optional, but
must be located within the zone indicated.
6. All dimensions are in millimeters.
7. Dimension b does not include Dambar
protrusion. Allowable Dambar protrusion
shall not cause the lead width to exceed
the maximum b dimension by more than
0.08 mm. Dambar cannot be located
on the lower radius or the foot. Minimum
space between protrusion and an
adjacent lead is 0.07 mm for 0.4 mm and
0.5 mm pitch packages.
8. Exact shape of each corner is optional.
9. These dimensions apply to the flat
section of the lead between 0.10 mm
and 0.25 mm from the lead tip.
10. A1 is defined as the distance from the
seating plane to the lowest point of the
package body.
Revision 1/January 23, 2001
Symbol MIN
JEDEC Variation
All Dimensions in Millimeters
NOM
MAX Note Comments
A
1.00
1.10
1.20
Package Stand Off Height
A1
0.05
0.10
0.15
Air Gap
A2
0.95
1.00
1.05
Package Body Thickness
D
7.00 BSC
3
D1
5.00 BSC
4, 2 Package Body Length
E
7.00 BSC
3
E1
5.00 BSC
4, 2 Package Body Width
N
32
Lead Count
e
0.50 BSC
Lead Pitch
b
0.17
0.22
0.27
7 Lead Thickness
b1
0.17
0.20
0.23
R1
0.08
R2
0.08
0.20
00
0o
3.5o
7o
01
0o
02
11o
12o
13o
03
11o
12o
13o
S
0.20
c
0.09
0.20
c1
0.09
0.16
L
0.45
0.60
0.75
L1
1.00 RE.
aaa
0.20
bbb
0.20
ccc
0.08
ddd
0.08
4
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