All numerical values are in metric units [with U.S. customary units in brackets]. Dimensions are in millimeters. Unless
otherwise specified, dimensions have a tolerance of +0.13 and angles have a tolerance of +2_. Figures and
illustrations are for identification only and are not drawn to scale.
1. INTRODUCTION
This specification covers the requirements for application of CHAMP .050 Series I Blindmate plug and
receptacle SCA--2 for printed circuit (pc) board application. These plug and receptacles are available in 20, 40,
and 80 positions and contain through--hole contacts or compliant pin contacts on 1.27 centerline spacing. The
plugs are available in vertical and straddle mount; and the receptacles are available in right--angle, vertical,
press--fit vertical, extended height press--fit vertical, and extended height vertical. These connectors are fully
compatible with CHAMP .050 Series I SCA--1 board--to--board connectors.
The plugs and receptacles contain boardlocks to provide additional stability when placed on the pc board. End
cavities are marked with a number to provide circuit identification. The plug and receptacles may be placed on
the pc board by hand or automatic application tooling.
When corresponding with personnel, use the terminology provided in this specification to facilitate your
inquiries for information. Basic terms and features of this product are provided in Figure 1.
Vertical
Plug
Through-- Hole
Contacts
Contact Position
Number Marking
Right- Angle
Receptacle
Extended Height Vertical
Receptacle
Straddle Mount
Plug
Contact Position
Number Marking
Boardlock
Vertical
Receptacle
Press- Fit Vertical
Receptacle
Compliant
Pin Contacts
Figure 1
E2011
Tyco Electronics Corporation, a TE Connectivity Ltd. Company
All Rights Reserved
*Trademark
TOOLING ASSISTANCE CENTER 1--800--722--1111
PRODUCT INFORMATION 1--800--522--6752
This controlled document is subject to change.
For latest revision and Regional Customer Service,
visit our website at
www.te.com
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TE Connectivity, TE connectivity (logo), and TE (logo) are trademarks. Other logos, product and/or Company names may be trademarks of their respective owners.
114- 6061
2. REFERENCE MATERIAL
2.1. Revision Summary
Revisions to this application specification include:
S
Changed company logo
2.2. Customer Assistance
Reference Product Base Part Number 787311 and Product Code 7427 are representative of CHAMP .050
Series I Blindmate SCA--2. Use of these numbers will identify the product line and expedite your inquiries
through a service network established to help you obtain product and tooling information. Such information can
be obtained through a local Representative or, after purchase, by calling PRODUCT INFORMATION at the
number at the bottom of page 1.
2.3. Drawings
Customer Drawings for product part numbers are available from the service network. If there is a conflict
between the information contained in the Customer Drawings and this specification or with any other technical
documentation supplied, call PRODUCT INFORMATION at the number at the bottom of page 1.
2.4. Manuals
Manual 402--40 can be used as a guide to soldering. This manual provides information on various flux types
and characteristics with the commercial designation and flux removal procedures. A checklist is included in the
manual as a guide for information on soldering problems.
2.5. Specifications
Product Specification 108--1548 provides product performance and test information.
2.6. Instructional Material
Instruction Sheets (408--series) provide product assembly instructions or tooling setup and operation
procedures and Customer Manuals (409--series) provide machine setup and operating procedures.
Documents available which pertain to this product are:
408--6927
408--4328
408--9027
409--5626
Design Recommendations for PC Board Support Fixture
Seating Tool Assemblies 1320142--[ ] and 356198--[ ]
Adapter Kit for Greenerd Frame Assembly
SM--3 Machine 814700--2
3. REQUIREMENTS
3.1. Storage
A. Ultraviolet Light
Prolonged exposure to ultraviolet light may deteriorate the chemical composition used in the housings.
B. Shelf Life
The plugs and receptacles should remain in the shipping containers until ready for use to prevent
deformation to the plugs and receptacles. The plugs and receptacles should be used on a first in, first out
basis to avoid storage contamination that could adversely affect signal transmissions.
C. Chemical Exposure
Do not store the plugs and receptacles near any chemicals listed below as they may cause stress
corrosion cracking in the contacts.
Alkalies
Amines
Greenerd is a trademark.
Ammonia
Carbonates
Citrates
Nitrites
Phosphates Citrates
Sulfur Nitrites
Sulfur Compounds
Tartrates
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114- 6061
3.2. Plug and Receptacle Size
These plugs and receptacles are available in the positions stated in Figure 2.
TYPE
PLUG
Straddle Mount
Vertical
—
—
—
—
RECEPTACLE
—
Vertical
Extended Height Vertical
Right--Angle
Press--Fit Vertical
Extended Height Press--Fit Vertical
Figure 2
NUMBER OF POSITIONS
20, 40, and 80
20, 40, and 80
40 and 80
20 and 80
20, 40, and 80
40 and 80
3.3. PC Board
A. Material and Thickness
The pc board material shall be glass epoxy (FR--4, G--10). The pc board thickness is given in Figure 3.
NOTE
Contact PRODUCT INFORMATION at the number at the bottom of page 1 for suitability of other board materials and
thicknesses.
i
PLUG AND RECEPTACLE
TYPE
PLUG
Straddle Mount
Vertical with Through--Hole Contacts
RECEPTACLE
—
—
Vertical with Through--Hole Contacts
Extended Height Vertical
With Through--Hole Contacts
—
Right--Angle
Right Angle with Through Hole Contacts
Through--Hole
Press--Fit Vertical with Compliant Pin Contacts
Extended Height Press--Fit Vertical
With Compliant Pin Contacts
Figure 3
NUMBER OF
POSITIONS
40 and 80
20
40 and 80
20, 40, and 80
40 and 80
80
20
20, 40, and 80
40 and 80
PC BOARD THICKNESS
RANGE
1.32 (Max)
1.83 (Max)
0.76--1.27
2.16--2.67
2.16--4.06
1.52--2.03
1.52--2.54
2.16--3.81
2.16--3.81
B. Tolerance
The maximum bow of the pc board shall be 0.03 over the length of the plug or receptacle.
Rev
D
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114- 6061
C. Recommended Layout
The boardlock holes and contact holes in the pc board must be precisely located to ensure proper
placement and optimum performance of the plug or receptacle. The pc board must be designed using the
dimensions provided in Figure 4.
NOTE
The “X” and “Y” symbols on the pc board layout represent customer established datums. They are the origin for the
basic dimension (XXX and YYY datum), the point from which ALL hole positions must be located. The layout
dimensions apply to either side of the pc board.
i
20- Position Straddle Mount Plug
40- and 80- Position Vertical Plug
NUMBER OF
POSITIONS
40
80
DIMENSION
E
34.11
59.51
G
20
40
H
21
41
J
40
80
Figure 4 (Cont’d)
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114- 6061
40- and 80- Position Straddle Mount Plug
NUMBER OF
POSITIONS
40
80
DIMENSION
G
32.77
58.17
H
19
39
J
36.27
61.67
20- Position Vertical Receptacle and 20- Position Press- Fit Vertical Receptacle
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