Amphenol • HE7/HE9
16
254 / HE701
The 254 series is a single sided, 2,54 [.100] pitch, range of connectors for printed circuit boards. Both direct or indirect connections could be made: - For direct connection, the female receptacle mates with a 1,6 ± 0,2 [.063 ± .008] printed circuit board - For indirect connection, the female receptacle mates with the male plugs
A well-proven technology The 254 series uses a 2,54[.100] pitch, single sided The arrangements available are from 11 contacts to 47 contacts for 254 series and 6 contacts to 24 contacts for 508 series
A simple choice of solutions, adaptable to all type of configurations 2 receptacle versions are available: Type A: Type B: - Floating contacts
- Removable contacts
- Terminations in two rows, 2,54[.100] pitch
- Terminations in two rows, 5,08[.200] pitch
For motherboard: female receptacle with straight PC tails (Y) For mounting on cables: female receptacle with solder cup contacts (Z)
For extender boards
Female extender with right angle PC tails (YC) Type B only Removable contacts
Terminations in two rows, 5,08[.200] pitch
In case of direct connection: the female receptacle mates directly with a 1,6 ± 0,2 [.063 ± .008] printed circuit board
In case of indirect connection, the male plug with right angle PC tails is used. 3 versions are available A: standard types as per norm B: open ended mounting ears
C: without mounting ears
Various polarization system are available (for both direct or indirect connection) The 508 series is a derivate version of the standardized range, with only odd-numbered contacts mounted The 254 series complies with here below standards:
NFC/UTE 93-421 HE701
Number of contacts
Series
Gender
Signal contacts
Polarization system
Female receptacle Type A Type B
Sraight PC tails Y Solder cup Z Right angle PC tails (YC, for extender)
For direct connection For indirect connection
+
From 6 to 47
Male plug Type A Type B Type C
Right angle PC tails
Pages 18 & 27 Pages 23 to 25
Pages 20 & 21
Pages 23 to 25
Page 26
All dimensions are given for information only and are in mm [inch], except as otherwise specified
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