3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnector.com
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M™ MetPak™ HSHM Press-Fit Header
2 mm Type B25, 125 Signal Contacts, 5 Rows, Straight HSHM Series
• Up to 5 Gb/s data rates
• Low crosstalk at high frequencies
• 50/100 Ω (single-ended /differential) impedance
• Modular/scalable format IEC 61076-4-101
• 63 mated lines per linear inch
• End-to-end stackable with 5 row 3M™ MetPak™ CP2,
HM and HSHM sockets
• See the Regulatory Information Appendix (RIA) in
the “RoHS compliance” section of
www.3mconnector.com for compliance information
Date Modifi ed: March 28, 2011 TS-2064-C
Sheet 1 of 3
Physical
Insulation Material: High Temperature Thermoplastic (LCP)
Flammability: UL 94V-0
Contact
Material: Copper Alloy
Plating: See Ordering Information
Performance
Mechanical:
Normal Force (Nominal): 0.57 N [58 g] Signal, 0.74 N [75 g] Shield
Engagement Force (Nominal): 0.32 N [33 g] Signal, 0.22 N [22 g] Shield
Separation Force (Nominal): 0.20 N [20 g] Signal, 0.20 N [20 g] Shield
Wipe (Nominal, Shortest Contact): 2.67 mm [0.105 in] Signal, 1.57 mm [0.062 in] Shield
Mate/Unmate Cycles: 250
Application: This module is not suitable for stand-alone use. (Refer to IEC-61076-4-101)
Electrical:
Data Rate: 5 Gb/s
Characteristic Impedance: 50 Ω Single-ended, 100 Ω Differential
Current Rating (Fully Loaded): 1 A @ 70°C Signal
Insulation Resistance: 104 MΩ @ 100 VDC
Withstanding Voltage: 750 Vrms
Environmental
Temperature Rating: -55° C to 125° C
UL File No.: E68080 MetPak is a trademark of 3M Company.
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnector.com
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M™ MetPak™ HSHM Press-Fit Header
2 mm Type B25, 125 Signal Contacts, 5 Rows, Straight HSHM Series
TS-2064-C
Sheet 2 of 3
Ordering Information
HSHM-H125BX - 5CP1- XXXXX
mm
(Inch)
Tolerance Unless Noted
0 0.0 0.00
mm ±3 ±0.3 ±0.13
[ ] Dimensions for
Reference Only
High Speed Option:
4 =Coaxial, column differential and
stripline (75 Ω) applications
5 =Row differential applications
denotes shield column (tail only) omitted for the row
differential pair part
ROW F
ROW E
ROW D
ROW C
ROW B
ROW A
ROW Z
Pin positions
Shield positions
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
Row differential configuration
shown with protective caps*
* Caps to be removed after press-fit installation process
Signal
contacts
Interstitial
ground
contacts
DIM A = Pin mating length
DIM B = Shield tail length
DIM C = Pin tail length
Coaxial, column differential and stripline configuration
shown with protective caps*
HSHM-HXXXXX-5XPX-XXXXX
REV X XXYY
HSHM-HXXXXX-5XPX-XXXXX
REV X XXYY
2.00
.079
2.00
.079
2.00
.079
15.15
.596
2.00
.079
49.85
1.963
DIM B
DIM A 4.50
.177
DIM C
12.00
.472
48.00
1.890
1.50
.059
4.50
.177
5.00
.197
15.40
.606
13.40
.528
Plating μm [ μ” ]:
TG30 = 0.76 [30] Min. Au Contact Area
2.54 [100] Min. SnPb Terminal Area (RIA C2 & E2 apply)
1.27 [50] Min. Ni All over
Standard Option
TG30L = 0.76 [30] Min. Au Contact Area, Lubricated
2.54 [100] Min. SnPb Terminal Area (RIA C2 & E2 apply)
1.27 [50] Min. Ni All over
Typically higher make order quantities as compared to TG30.
TG50 = 1.27 [50] Min. Au Contact Area, Lubricated
2.54 [100] Min. SnPb Terminal Area (RIA C2 & E2 apply)
1.27 [50] Min. Ni All over
Non-Standard Option (Available with longer lead times and
higher make order quantities, MOQ)
Standard Configuration
DIM A = 5.3 mm for rows A through E
For non-standard configurations
contact sales representative
(rows F and Z not loaded)
Tail Length:
1 =4.4 mm pin and 3.5 mm shield
2 =2 mm pin and 2 mm shield
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnector.com
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M™ MetPak™ HSHM Press-Fit Header
2 mm Type B25, 125 Signal Contacts, 5 Rows, Straight HSHM Series
TS-2064-C
Sheet 3 of 3
Hole Plating Table mm [in.]
Finsihed Hole Dia. “D” Cu. Thickness SnPb Thickness Drilled Hole Dia.
0.457 - 0.559 [.0180 - .0220] 0.025 - 0.045 [.0010 - .0018] 0.008 -0.018 [.0003 - .0007] 0.584 - 0.625 [.0230 - .0246]
Recommended PCB hole mounting pattern for coaxial, column
differential and stripline applications
Recommended PCB hole mounting pattern for row
differential applications
(Same geometry as left view without the ground vias)
Plated thru holes
DIM D
0.10 A B
ABCDE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
2.00
1.00
1.00
2.00
48.00
8.00
B
AABCDE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
M
Ø
Ø
