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105
All dimensions in mm.
M20 Connectors
PC Tail Bottom Entry Female Connectors
Suitable for use with M20-997 bottom entry pin headers
shown on page 116.
Double row version (M20-785) can also be used as a top
entry connector.
HOW TO ORDER
?
FINISH
42 Gold + Tin
46 Tin
M20 78 X XX XX
NO. OF WAYS PER ROW
02 to 40
TYPE
4Single Row
5Double Row
SERIES CODE
SINGLE ROW
DOUBLE ROW
CALCULATION
A(2.54 x No. of ways per row) + 0.5
B2.54 x (No. of ways per row – 1)
Recommended PC Board Pattern
Direction of Pin Entry
2.54
5.0
5.08
2.54 2.54
5.08
ø1.02
ø1.20
A
B
3.0
Direction of Pin Entry
2.54
5.0
5.08
2.54 2.54
5.08
ø1.02
ø1.20
A
B
3.0
Recommended PC Board Pattern
Direction of Pin Entry
5.0
5.20
2.54 TYP
2.54 TYP
7.62
2.54
ø1.20
ø1.00
A
B
3.0
7.62
Direction of Pin Entry
5.0
5.20
2.54 TYP
2.54 TYP
7.62
2.54
ø1.20
ø1.00
A
B
3.0
7.62
2.54mm (.100") PITCH