SINGLE ROW VERTICAL SOCKET HEADER
1278 SERIES.
1.27 mm (0.050”) pitch.
General Features
Electrical Features
Available in 2 through 50 circuits
Mates with pin headers 1.27 mm pitch
Accept 0.46 square pin header 1270, 1271, 1272, 1274
and 1320 series
8,50 mm height
U-contact with different plating
Voltage rating: < 100V
Current rating: < 1 A
Contact resistance: < 20 mΩ
Dielectric withstanding voltage: 300 V AC/minute
Insulation resistance: >1000 MΩ
Capacitance: < 2 pF at 1 KHz
Materials
Insulator: Polyester LCP UL 94 V-0
Contact: Phosphor bronze
Operating temperature: -40ºC to +105ºC
RoHS compliant
Mechanical Features
Insertion force receptacle/plug: < 0,20 Kgf/pin
Unmating force receptacle/plug: > 0,015 Kgf/pin
Contact retention force to housing: > 0,15 Kgf/pin
Durability: 50 cycles
Dimension Information
Ordering Information:
1278 -
1.27
.050
T-
2
XX-
3
C
4
1
A
B
1. Connector Series
2. (T) Contact Plating
2.44
.096
0.37
.015
T =
2.
Tin plated
T =
3.
Gold flash over nickel
Recommended Finish
T =
5.
15µ” gold over nickel
T =
6.
30µ” gold over nickel
4.6
.181
3. (XX) Number of circuits
D
Available in 2 through 50 circuits
4. (C) Pin dimensions
1.27±0.05
.050±.002
C =
1.
Dim. D = 2.40mm
C =
2.
Dim. D = 1.50mm
C =
3.
Dim. D = 3.00mm
ø0.80±0.10
.031±.004
RECOMMENDED HOLE PATTERN
Dimensions:
(In mm.)
A
= 1.27 x (XX*-1)
B
= 1.27 x (XX)
* XX
(Number of circuits)
A-XX
FULL LINE CATALOGUE
