F-219
QSS–075–01–F–D–A
QSS–050–01–F–D–A
®
QSS–025–01–L–D–A
(0.635 mm) .025"
QSS SERIES
HIGH-SPEED GROUND PLANE SOCKET
SPECIFICATIONS
For complete specifications and
recommended PCB layouts see
www.samtec.com?QSS
Insulator Material:
Liquid Crystal Polymer
Contact Material:
Phosphor Bronze
Plating:
Au or Sn over
50 µ" (1.27 µm) Ni
Current Rating:
Contact: 1.8 A per pin
(2 pins powered)
Ground Plane:
23.1 A per ground plane
(1 ground plane powered)
Operating Temp:
-55 °C to +125 °C
Voltage Rating:
285 VAC
Max Cycles:
100
RoHS Compliant:
Yes
Board Mates:
QTS
Cable Mates:
SQCD
Standoffs:
SO
EXTENDED LIFE
PRODUCT
HIGH MATING
CYCLES
10 YEAR MFG
WITH 50 µ" GOLD
Integral metal plane
for power or ground
Polarized
POWER/SIGNAL
APPLICATION
Blade & Beam
Design
HIGH-SPEED CHANNEL PERFORMANCE
QSS/QTS @ 5 mm Mated Stack Height
PROCESSING
Lead–Free Solderable:
Yes
SMT Lead Coplanarity:
(0.10 mm) .004" max (025-050)
(0.15 mm) .006" max (075)*
*(.004" stencil solution
may be available; contact
IPG@samtec.com)
Board Stacking:
For applications requiring more
than two connectors per board
contact ipg@samtec.com
Compatible with
UMPT/UMPS for flexible
two-piece power/signal solutions
Rating based on Samtec reference channel.
For full SI performance data visit Samtec.com
or contact SIG@samtec.com
25
G b p s
Alignment
Pin
QSS
NO. OF POSITIONS
PER ROW
01
PLATING
OPTION
D
A
OTHER
OPTION
–025, –050, –075
(50 total positions per bank)
= Gold Flash on Signal Pins and
Ground Plane, Matte Tin on tails
–F
–L
= Guide Holes
for mating
with QTS-RA
= (8.25 mm)
.325" DIA
Polyimide Film
Pick &
Place Pad
= Tape & Reel
–GP
–K
RECOGNITIONS
For complete scope of
recognitions see
www.samtec.com/quality
02
FILE NO. E111594
(No. of Positions per Row/25) x
(20.00) .7875 + (1.27) .050
(20.00) .7875
(7.49)
.295
= 10 µ" (0.25 µm) Gold on Signal Pins
and Ground Plane, Matte Tin on tails
ALSO AVAILABLE
(MOQ Required)
• 11 mm & 16 mm
stack height
• 30 µ" (0.76 µm) Gold
• Differential Pair and
“Partitionable” (combine
differential & single-ended
banks in same connector)
available.
• 100 & 125 positions per row
• Edge Mount
• –LS2 Locking screw hole
for QTS–RA–LS2
01
(0.635)
.025
(0.15)
.006
= Electro-Polished Selective
50 µ" (1.27 µm) min Au over
150 µ" (3.81 µm) Ni on Signal Pins
in contact area, 10 µ" (0.25 µm) min
Au over 50 µ" (1.27 µm) Ni on
Ground Plane in contact area,
Matte Tin over 50 µ" (1.27 µm) min
Ni on all solder tails
*Note:
–C Plating passes
10 year MFG testing
–C*
–TR
02
(No. of Positions per Row/25) x
(20.00) .7875 + (10.90) .429
01
(No. of Positions per Row/25) x
(20.00) .7875 + (5.72) .225
(3.56)
.140
DIA
(7.24)
.285
(0.89)
.035
DIA
QTS
MATED HEIGHT
LEAD STYLE
WITH QSS
–01
–02
(0.76)
.030
(5.00) .197
(8.00) .315
Processing conditions will affect
mated height. See SO Series for
board space tolerances
Note:
Some lengths, styles and
options are non-standard,
non-returnable.
(3.63)
.143
Due to technical progress, all designs, specifications and components are subject to change without notice.
All parts within this catalog are built to Samtec’s specifications.
Customer specific requirements must be approved by Samtec and identified in a Samtec customer-specific drawing to apply.
WWW.SAMTEC.COM
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Samtec
:
QSS-025-01-L-D-RA QSS-050-01-L-D-RA-WT QSS-025-01-L-D-A QSS-050-01-L-D-A QSS-075-01-F-D-A-GP
QSS-050-01-F-D-A QSS-025-01-L-D-A-K QSS-025-01-L-D-A-K-TR QSS-025-01-F-D-A QSS-050-01-F-D-A-GP QSS-
050-01-L-D-A-GP QSS-050-01-L-D-A-K-TR QSS-075-01-L-D-A QSS-025-01-L-D-A-GP QSS-025-01-F-D-A-LS2
QSS-075-01-L-D-A-K-TR QSS-075-01-F-D-RA-WT QSS-050-01-F-D-RA-WT QSS-050-01-F-D-A-K-TR QSS-025-01-
H-D-A QSS-050-01-F-D-A-K QSS-025-01-L-D-A-LS2-K QSS-075-01-L-D-A-K QSS-025-01-F-D-RA QSS-075-01-L-D-
A-GP QSS-075-01-F-D-A QSS-025-01-F-D-A-K-TR QSS-025-01-L-D-RA-MTI QSS-032-01-L-D-DP-A-GP QSS-075-
01-L-D-RA-WT-SP-K QSS-025-01-L-D-RA-MTI-K QSS-032-01-L-D-DP-RA-WT QSS-050-01-C-D-K QSS-075-01-L-D
QSS-050-01-L-D-LC-K QSS-025-01-F-D-A-GP-K-TR QSS-050-01-F-D-LC QSS-075-01-F-D-EM2 QSS-025-01-F-D-A-
K QSS-025-01-F-D-EM2 QSS-025-01-L-D-A-TR QSS-050-01-F-D QSS-050-01-H-D-EM2 QSS-025-01-L-D-EM2
QSS-075-01-F-D-A-K QSS-075-01-L-D-GP QSS-016-01-L-D-DP-A QSS-025-01-F-D-A-GP QSS-032-01-L-D-DP-A
QSS-025-01-F-D-K-TR QSS-050-01-F-D-GP QSS-050-01-F-D-K QSS-025-01-L-D QSS-075-01-F-D QSS-075-01-L-
D-EM2 QSS-075-01-L-D-LC QSS-016-01-L-D-DP-EM2 QSS-048-01-F-D-DP-A QSS-048-01-L-D-DP-A QSS-048-01-
L-D-DP-A-GP QSS-050-01-L-D-A-K QSS-050-01-L-D-EM2 QSS-025-01-F-D-GP QSS-050-01-F-D-A-TR QSS-075-
01-F-D-GP QSS-075-01-H-D-EM2 QSS-025-01-H-D-EM2 QSS-050-01-F-D-EM2 QSS-075-01-F-D-LC QSS-025-01-
F-D QSS-050-01-L-D QSS-075-01-F-D-A-TR QSS-016-01-F-D-DP-A QSS-048-01-L-D-DP-EM2 QSS-050-01-H-D-A
QSS-075-01-L-D-RA-WT QSS-025-01-F-D-RA-LS1 QSS-025-01-H-D-LS2 QSS-032-01-F-D-DP-A QSS-050-01-L-D-
A-GP-TR QSS-075-01-F-D-LS2 QSS-075-01-F-D-LC-TR QSS-075-01-L-D-RA-WT-LS1 QSS-025-01-F-D-RA-K QSS-
025-01-L-D-A-GP-K-TR QSS-050-01-H-D-A-K QSS-050-01-L-D-TR QSS-075-01-F-D-A-K-TR QSS-075-01-L-D-A-LS2
QSS-016-01-F-D-DP-RA-LS1 QSS-025-01-H-D-A-K QSS-025-01-H-D-A-K-TR QSS-032-01-H-D-DP-A QSS-032-01-
H-D-DP-LS2 QSS-016-01-F-D-DP-A-GP QSS-025-01-F-D-A-TR QSS-025-01-L-D-LS2 QSS-025-01-F-D-A-LS2-K
QSS-025-01-F-D-RA-MTI QSS-025-02-L-D-RA-MTI
