Female Style 1/2 Q Press-Fit
Series 8478 – 2 rows (2 x 16) Inverted
Contact Design
and
Termination Length
for
≥
2.4 mm PCB's
0.6 x 0.6 mm Post Profile
5.3 mm (Y) Right Angled
for 1.6 mm PCB's
0.6 x 0.6 mm Post Profile
2.9 mm (Y) Right Angled
Number of
Contacts
32
16
16
32
16
16
Loading Description
a + b fully loaded
a + b even loading
a loading only
a + b fully loaded
a + b even loading
a loading only
Part Number
Performance classes according to DIN 41612
II
I
20 8478 032 001 025
20 8478 032 001 049
20 8478 032 001 031
20 8478 032 001 027
20 8478 032 031 025
20 8478 032 031 031
20 8478 032 031 027
20 8478 032 001 055
20 8478 032 001 051
20 8478 032 031 049
20 8478 032 031 055
20 8478 032 031 051
NB: Alternative Prefix Variations Available: 22, please refer to Page 10.
Additional Plating & Loading Variations: Please contact your local AVX sales office or distributor.
LOADING DESCRIPTION
●
●
●
●
●
●
●
●
●
●
DIMENSIONS
A EQ SP @ 2.54 [0.100] = B
b
a
ROW B
32 contacts, rows a + b fully loaded
✕
✕
●
●
✕
✕
●
●
✕
✕
ROW A
5.94
[0.234]
8.00
[0.315]
10.5
[0.413]
b
a
E
C
1
8.00
[0.315]
16 contacts, rows a + b even loading
b
a
12.7
[0.500]
✕
●
✕
●
✕
●
✕
●
✕
●
2.84 DIA.
[0.110]
D
DRILLED
HOLE
Ø .0453
Ø 1.15
+.0000
-.0010
+0.00
-0.025
+.0035
-.0024
+0.09
-0.06
Y
For Y dimension see
contact design
KEYING
SEE
SPEC.
16 contacts, row a loading only
2.54
[0.100]
D
PLATED
THRU HOLE
Ø .039
Ø 1.00
5.31
[0.209]
ROW B
ROW A
2.54
[0.100]
A EQ SP @ 2.54 [0.100] = B
HOLE PATTERN
5.08
[0.200]
2.84
[0.112] DIA.
Assembly Tool: 06 8478 8421 00 000 (see page 67)
Unit: millimeters (inches)
No. Contact
Positions
64
Contact
Rows
2 (2 x 32)
A
31
B
78.74
(3.100)
C
93.90
(3.697)
D
88.90
(3.500)
E
84.91
(3.343)
83
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