K25C81-FB Semtech, K25C81-FB Datasheet - Page 10

• Manufacturer Part Number: K25C81-FB
• Description: Versatile PC/XC/AT/PS/2 Compatible Keyboard Encoder
• Manufacturer: Semtech

Copyright Semtech, 1997-2001
DOC5-C81-DS-105
MECHANICALS FOR THE K25C81-FB
L
Datum
Plane
A
H
Seating
Plane
C
Detail C
C
44
34
33
1
E
0.20 (0.008)
0.05 (0.002) A-B
0.20 (0.008)
H
D
M
M
L
A
S
W
C A-B
H A-B
Detail A
G
X
S
S
K
D
D
M
S
S
11
23
10
R
T
22
12
Q
J
M
B
0.20 (0.008)
Section B-B
M
M
D
F
V
C A-B
Detail C
H
S
Datum
Plane
D
0.01 (0.004)
S
N
Base Metal
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B
B
Notes
1. Dimensioning and tolerancing per Ansi
2. Controlling dimension: Millimeter
3. Datum Plane "H" is located at the
4. Datums -A-, -B-, and -D- to be determined
5. Dimensions S and V to be determined
6. Dimensions A and B do not include
7. Dimension D does not include Danbar
Y14.5-M, 1982
bottom of the lead and is coincident
with the lead where the lead exits
the plastic body at the bottom of the
parting line.
at Datum Plane -H-.
at seating plane -C-.
Mold protusion. Allowable protusion
is 0.25 (0.010) per side. Dimensions
A and B do include mold mismatch
and are determined at Datum Plane -H-.
protrusion. Allowable Danbar
protrusion is 0.08 (0.003) total in
excess of the D dimension
at Maximum Material Condition.
Danbar cannot be located on the
lower radius or the foot.
DIM
Detail A
Q
U
V
W
X
A 9.90
B
C
D
E
F
G
H
J
K
L
M
N
R
S
T
MILLIMETERS
9.90
2.10
5
12.95
12.95
0.30
2.00
0.30
0.13
0.65
0.13
0
0.13
0.13
MIN MAX MIN MAX
0
0.40
1.6 REF
0.80 BSC
-
8.00 REF
0
0
0
13.45
13.45
10.10 0.390 0.398
10.10 0.390 0.398
2.45
0.25
0.95
10
0.45 0.012 0.018
2.10 0.079 0.083
0.40 0.012 0.016
0.23
0.17 0.005 0.007
7
.30
-
-
-
0
0
A,B,D
0.510
0.083 0.096
0.005
0.026
5
0
0.005 0.012
0.005
0.510
0.016
0
0.315 REF
0.031 BSC
-
0.063 REF
0
0
0
INCHES
0.010
10
7
0.530
0.009
0.037
0.530
-
-
-
0
0