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340107702BMDMA25S-FO

Description
D-Sub standard connector MDMA Contact Block
CategoryThe connector    D - Sub connector    D - Sub standard connector   
File Size804KB,8 Pages
ManufacturerC&K
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340107702BMDMA25S-FO Overview

D-Sub standard connector MDMA Contact Block

340107702BMDMA25S-FO Parametric

Parameter NameAttribute value
MakerC&K
Product CategoryD-Sub standard connector
Number of locations25 Position
Contact typeSocket (Female)
Termination typeCrimp
Installation angleStraight
Number of rows2 Row
Case size25 (B)
Contact platingGold
Installation styleWire
TypeFemale
typeReceptacle
shell materialAluminium Alloy
Shell platingGold
filterUnfiltered
Insulation MaterialsLiquid Crystal Polymer (LCP)
Voltage rating150 V
Contact materialCopper Alloy
Pitch1.27 mm
plate lockWith Boardlocks
Maximum operating temperature+ 125 C
Minimum operating temperature- 55 C
MDMA SERIES
Microminiature connectors
with removable crimp contacts
ESCC 3401/077 - ESCC 3401/078
Features and Benefits
Compliant with ESA specifications
High performance Micropin™ contact system
(“twist pin” spring male contact and tubular socket contact)
Removable crimp type contacts
Harnesses length flexibility
Non-Outgassing
Low Size Connectors
Low Weight
Typical Applications
Space equipment
Satellites harnesses and payloads
Avionics / Military
Specification
High performance Micro-miniature connectors ESA qualified, for
space applications.
Compliant to ESCC specifications 3401/077 Connectors and
3401/078 Removable Crimp Contacts.
Compatible with ESCC 3401/029 MDM Connectors, 3401/041
Savers, 3401/032 Accessories and 3401/087 Backshells.
Suitable for use in Space, and high performance military/aerospace
applications: Board to Board, Board to Cable or Cable to Cable
applications.
Removable contacts.
Sizes available: 9, 15, 21, 25, 31, 37 and 51 ways.
Connector 9, 15, 21, 25, 31 and 37 ways, accepted wires size:
• 1 wire insulated AWG24, AWG26 and AWG28 (external
diameter at 0.97mm max).
• 1 uninsulated solid wire AWG25.
• 2 wires insulated AWG28 (external diameter at 0.82mm max).
Connector 51 ways, accepted wires size:
• 1 wire insulated AWG24, AWG26 and AWG28 (external
diameter at 0.97mm max).
• 1 uninsulated solid wire AWG25.
Twist Pin contact technology.
Distance between 2 adjacent contacts: 1.27mm (.050 inch).
Distance between 2 contacts rows: 1.09mm (.043 inch).
TYPE
Size 9
Size 15
Size 21
Size 25
Size 31
Size 37
Size 51
MATING/UNMATING
FORCE (N
MAX
)
20
33
47
55
69
82
147
UNMATING
FORCE (N
MIN
)
1.3
2.0
2.9
3.5
4.3
5.1
7.1
WEIGHT
(G)
2.3
3.1
3.9
4.4
5.2
6.0
7.3
Quality Level
ESA / ESCC: code 3401 (Flying model).
Qualification reviewed every 2 years.
Process Contact and Cable Insertion
Wire stripping.
Cables crimping onto contacts with standard MDMA Crimping tool
M22520/2-01 and dedicated locators (to be ordered separately).
Wires cable installed by the end user.
Test Retention
A dedicated tool is available to make the retention test of each
contacts in the connectors.
Process Contact and Cable Extraction
A dedicated tool is available to remove the contacts from the
connectors.
Electrical & Mechanical Characteristics
CHARACTERISTIC
Working Voltage (sea level)
Rated Current AWG 24
Rated Current AWG 25
Rated Current AWG 26
Rated Current AWG 28
Contact Resistance
Insulation Resistance
Voltage Proof
Temperature range
Contact Retention Force
SPECIFICATION
150 Vrms
3.5 A
2.5 A
2.5 A
1.5 A
5 mΩ (rated current)
5000 MΩ min
600 Vrms /2.0mA (leakage current)
-55/+125 °C
22.25 N max
Options
Optional interfacial seal can be applied for female connectors (to be
ordered separately).
Optional captive nuts or float mounting.
Packaging
Individual packaging.
Traceability associated as per ESA/ESCC specifications.
Each MDMA connector is sold with a dust cap in individual plastic bag.
Contact extraction tool has to be ordered separately.
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