NUMBER
TYPE
BUS-12-055
TITLE
PRODUCT SPECIFICATION
PAGE
REVISION
DU BOX™ Printed Wired Board Connector Gold Plated
1 of 17
AUTHORIZED BY
DATE
H
18 May 07
S.Fierro
CLASSIFICATION
UNRESTRICTED
1.0
GENERAL
This specification covers the gold plated contact DU BOXTM Printed Wiring Board Connectors designed for parallel
(vertical) interconnection of printed wiring boards in low power applications. The connectors provide only the
female half of the interconnection and are designed for mating with single or double rows of 0.025 inch square pins,
free-standing on 0.100 inch centers. This product is Lead Free and meets the requirements of the European Union
Directive of Restrictions for Hazardous Substances (Directive 2002/95/EC).The specification is composed of the
following sections:
Paragraph
1.0
2.0
3.0
3.1
3.2
3.3
3.4
3.5
3.6
3.7
4.0
4.1
4.2
4.3
4.4
5.0
5.1
5.2
5.3
5.4
2.0
APPLICABLE DOCUMENTS
The following documents, of the issue in effect on the date of the latest revision of this specification, shall
form a part of this specification to the extent specified herein.
SPECIFICATIONS
FEDERAL
QQ-N-290
QQ-S-571
QQ-B-750
Nickel Plating (Electrodeposited)
Solder: Lead Alloy, Tin-Lead Alloy, and Tin Alloy; Flux Cored Ribbon and Wire, and Solid
Form
Phosphor Bronze
Title
GENERAL
APPLICABLE DOCUMENTS
REQUIREMENTS
Qualification
Material
Finish
Design and Construction
Electrical Characteristics
Mechanical Characteristics
Environmental Conditions
QUALITY ASSURANCE PROVISIONS
Equipment Calibration
Inspection Conditions
Qualification Inspection
Requalification Testing
NOTES AND DEFINITIONS
Total Mating Force
Contact Resistance
Termination
Lubrication of Card Connectors
Page
1
1
2
2
2
3
3
3
7
8
13
13
13
13
14
15
15
15
15
16
Copyright
Form E-3334
Rev F
FCI
GS-01-001
PDM: Rev:H
STATUS:
Released
Printed: Nov 28, 2010
.
NUMBER
TYPE
BUS-12-055
TITLE
PRODUCT SPECIFICATION
PAGE
REVISION
DU BOX™ Printed Wired Board Connector Gold Plated
2 of 17
AUTHORIZED BY
DATE
H
18 May 07
S.Fierro
CLASSIFICATION
UNRESTRICTED
MILITARY
MIL-F-14256
MIL-M-24519
MIL-G-45204
MIL-C-45662
MIL-F-55110
STANDARDS
MILITARY
MIL-STD-105 Sampling Procedures and Tables for Inspection by Attributes
MIL-STD-202 Test Methods for Electronic and Electrical Component Parts
MIL-STD-275 Printing Wiring for Electronic Equipment
MIL-STD-1344 Test Methods for Electrical Connectors
INDUSTRY SPECIFICATION/STANDARDS
ASTM B-103
UL-94
Phosphor Bronze Plate, Sheet, Strip and Rolled Bar, Spec for DOD ADOPTED
Tests for Flammability of Plastic Materials
Flux, Soldering, Liquid (Rosin Base), Activated
Molding Plastics, Polyester, Thermoplastic
Gold Plating, Electrodeposited
Calibration System Requirement
Printed Wiring Boards
FCI Labs Reports- Supporting Data
ZA5-2625
EL-2006-06-025
3.0
REQUIREMENTS
3.1
3.2
Qualification - Connectors furnished under this specification shall be products capable of meeting
the qualification test requirements specified herein.
Material - The material for each part shall be as specified herein, or equivalent. Substitute material
shall meet the performance requirements of this specification.
3.2.1
3.2.2
3.2.3
Terminal - The body shall be ex-hard phosphor bronze strip C51000 in accordance with
QQ-B-750 and CA-510 specifications.
Insulator Housing - All housing material shall be rated flame retardant 94V-0, or better, in
accordance with UL-94.
The housing shall be 30% glass filled polyester, Polycyclohexylenedimethylene
terephthalate (PCT) in accordance with 16-508-159
Lead Free Plating investigation.
GXT test report.
Copyright
Form E-3334
Rev F
FCI
GS-01-001
PDM: Rev:H
STATUS:
Released
Printed: Nov 28, 2010
.
NUMBER
TYPE
BUS-12-055
TITLE
PRODUCT SPECIFICATION
PAGE
REVISION
DU BOX™ Printed Wired Board Connector Gold Plated
3 of 17
AUTHORIZED BY
DATE
H
18 May 07
S.Fierro
CLASSIFICATION
UNRESTRICTED
3.3
Finish
3.3.1
Terminal - The terminal shall be plated in the contact area with 15 microinches (minimum)
gold per MIL-G-45204, Type II, Grade C or GXT plating over 50 microinches (minimum)
nickel per QQ-N-290, Class 2.
The terminal shall be plated in the contact area with 30 microinches (minimum) gold per
MIL-G-45204, Type II, Grade C or GXT plating over 50 microinches (minimum) nickel per
QQ-N-290, Class 2.
The terminal solder tail shall be plated with 100 microinches (minimum) tin lead 93-7 alloy
per QQ-5-571 over 20 microinches (minimum) nickel per QQ-N-290, Class 2.Or pure tin
plating 100 microinches (minimum) over 20 microinches (minimum) Nickel.
The terminal, other than contact and solder tail, shall be plated with 3 microinches
(minimum) gold per MIL-G-45204, Type I, Grade B over 20 microinches (minimum) nickel
per QQ-N-290, Class 2.
3.3.2
3.3.3
3.3.4
3.4
Design and Construction - The connector shall be a multi-piece assembly having one or two rows of
contacts with solder tail terminations for installation in 0.030 or 0.070 inch diameter holes in a 1/16
inch thick printed wiring board. The connector legs can be bent to provide surface mount capability.
The female end of the contact shall interface with 0.025 inch square pins on 0.100-inch centers.
3.4.1
3.4.2
Mating - The connector shall be capable of mating and unmating by hand without the use
of special tools within the specified temperature range (see 3.6.4 and 5.4).
Workmanship - Connectors shall be uniform in quality and shall be free from burrs,
scratches, cracks, voids, chips, blisters, pin holes, sharp edges, and other defects that
will adversely affect life or serviceability.
Interchangeability - The connector shall be capable of mating with any appropriately
constituted male connector of the same population without degradation in performance.
3.4.3
3.5
Electrical Characteristics
3.5.1
Current Rating - The maximum current rating of the connector shall be 3.0 amperes DC
for individual terminals at ambient temperature <_ 20o C and 2.0 amperes DC for the
total connector.
3.5.2
Contact Resistance - The contact resistance shall not exceed the values specified in
Table I.
Copyright
Form E-3334
Rev F
FCI
GS-01-001
PDM: Rev:H
STATUS:
Released
Printed: Nov 28, 2010
.
NUMBER
TYPE
BUS-12-055
TITLE
PRODUCT SPECIFICATION
PAGE
REVISION
DU BOX™ Printed Wired Board Connector Gold Plated
4 of 17
AUTHORIZED BY
DATE
H
18 May 07
S.Fierro
CLASSIFICATION
UNRESTRICTED
TABLE I - CONTACT RESISTANCE
Maximum Resistance - Milliohms
After Test
Initial
<_ 15
<_ 20
When measured in accordance with MIL-STD-202, Method 307 (see 5.2) the following
details shall apply:
(a) Method of Connection: Attach current and voltage leads as shown in Figure 1.
(b) Test Current: 1 ampere DC, maximum
(c) Sample Size: 20 percent of connector population
3.5.3
Low Level Circuit Resistance - The low level circuit resistance shall not exceed the value
specified in Table I when measured in accordance with MIL-STD-1344, Method 3002
(see 5.2). The following details shall apply:
(a)
(b)
(c)
(d)
3.5.4
Method of Connection: see Figure 1
Test Current: 10 milliampere DC
Minimum Open Circuit Voltage: 20 millivolts DC
Sample Size: 20 percent of connector population
Insulation Resistance - The insulation resistance of unmated connectors shall be not less
than 100,000 megaohms (1,000 megaohms after exposure of the humidity environment
described in 3.7.1) when measured in accordance with MIL-STD-202, Method 302. The
following details shall apply:
(a) Test Condition: B (500 volts DC)
(b) Special Preparation: The connector shall not be terminated (see 5.3)
(c) Points of measurement: Between adjacent and opposing contact positions for 20
percent of connector population.
Copyright
Form E-3334
Rev F
FCI
GS-01-001
PDM: Rev:H
STATUS:
Released
Printed: Nov 28, 2010
.
NUMBER
TYPE
BUS-12-055
TITLE
PRODUCT SPECIFICATION
PAGE
REVISION
DU BOX™ Printed Wired Board Connector Gold Plated
5 of 17
AUTHORIZED BY
DATE
H
18 May 07
S.Fierro
CLASSIFICATION
UNRESTRICTED
Copyright
Form E-3334
Rev F
FCI
GS-01-001
PDM: Rev:H
STATUS:
Released
Printed: Nov 28, 2010
.
Analog electronics
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