D-Sub, D-Shaped Connectors - Housings

Image Part Number Description / PDF Quantity Rfq
1731140108

1731140108

Woodhead - Molex

FCT HD DSUB CRP PLG 15 PN M3

0

1731070379

1731070379

Woodhead - Molex

FCT ML DSUB RA PC RCPT 8W8 W/CLI

0

1731140395

1731140395

Woodhead - Molex

FCT DSUB CRP RCPT 15 PN NM

0

1731092250

1731092250

Woodhead - Molex

CONN HOUSING

0

1731090431

1731090431

Woodhead - Molex

FCT DSUB CRP PLG 50 PN

0

1731130250

1731130250

Woodhead - Molex

FCT HD

0

1731070166

1731070166

Woodhead - Molex

CONN D-SUB HOUSING RCPT 5POS

0

1731090324

1731090324

Woodhead - Molex

FCT DSUB CRP RCPT 09 PN

0

1731092155

1731092155

Woodhead - Molex

FCT DSUB

0

1731092264

1731092264

Woodhead - Molex

FCT DSUB

0

1731070554

1731070554

Woodhead - Molex

CONN D-SUB HOUSING PLUG 11POS

0

1731130221

1731130221

Woodhead - Molex

FCT HD CRP RCPT 44 PN W/FLOAT WO

0

1731090438

1731090438

Woodhead - Molex

FCT DSUB CRP RCPT 15 PN

0

1731092157

1731092157

Woodhead - Molex

CONN HOUSING

0

1731092267

1731092267

Woodhead - Molex

FCT DSUB

0

1731090432

1731090432

Woodhead - Molex

FCT DSUB CRP RCPT 25 PN

0

1731090606

1731090606

Woodhead - Molex

CONN D-SUB HOUSING PLUG 9POS

0

1731071452

1731071452

Woodhead - Molex

FCT ML CRP RCPT 13W3 W/FLOAT

0

1731070397

1731070397

Woodhead - Molex

CONN D-SUB HOUSING PLUG 7POS

50

1731070247

1731070247

Woodhead - Molex

CONN D-SUB HOUSING PLUG 17POS

43

D-Sub, D-Shaped Connectors - Housings

1. Overview

D-Sub (D-subminiature) connectors and D-Shaped housings are metal-shelled electronics connectors characterized by their D-shaped mating interface. They ensure mechanical polarization and reliable signal/power transmission in critical applications. These components remain essential in industrial automation, telecommunications, and aerospace systems despite the rise of newer connector standards.

2. Main Types & Functional Classification

TypeFunctional FeaturesApplication Examples
Standard D-Sub Housings9-104 contacts, 5-60A rating, basic EMI shieldingRS-232 serial ports, industrial control panels
High-Density HousingsDouble-deck contacts, 26-104 contactsTelecom backplanes, military data links
Waterproof HousingsIP67 rating, sealed mating interfacesMarine instrumentation, outdoor telecom cabinets
Right-Angle Housings90 PCB mount, space-saving designEmbedded industrial computers, test equipment

3. Structure & Composition

Typical D-Shaped housing consists of: - Metal Shell: Brass or zinc alloy with EMI/RFI shielding - Insulation Body: High-temperature resistant thermoplastic - Contact Arrangement: Multiple rows of signal/power pins - Mounting Features: Threaded inserts or panel clamps - Optional: Sealing gaskets, polarization keys

4. Key Technical Specifications

ParameterImportance
Current Rating (5-60A)Determines power transmission capacity
Contact Resistance ( 10m )Impacts signal integrity
Dielectric Strength (1000VAC)Ensures electrical safety
Operating Temperature (-55 C to +125 C)Defines environmental tolerance
Shielding Effectiveness (60-100dB)EMI/RFI protection level

5. Application Fields

  • Industrial Automation: PLCs, CNC machine controllers
  • Telecommunications: 4G/5G base stations, fiber optic equipment
  • Medical Equipment: Patient monitors, imaging systems
  • Aerospace: Avionics, flight control systems
  • Test & Measurement: Oscilloscopes, signal analyzers

6. Leading Manufacturers & Products

ManufacturerRepresentative ProductKey Features
AmphenolD38999 Series IIIMilitary-grade sealing, 100G vibration resistance
TE ConnectivityDEUTSCH DT SeriesHigh-density 96 contacts, quick-latch system
MolexMICRO D HDM Series0.050" contact spacing, 10Gbps data rate

7. Selection Guidelines

  1. Define current/voltage requirements
  2. Assess environmental conditions (temperature, moisture, vibration)
  3. Determine shielding needs for EMI-sensitive applications
  4. Choose mounting style (panel mount, PCB mount)
  5. Budget consideration: Cost varies 20-300% by performance tier

8. Industry Trends

Current development directions include: - Miniaturization: 0.025" contact pitch prototypes - High-speed capabilities: Differential pair designs for 25Gbps+ - Material innovation: Conductive polymers replacing metal shells - Environmental compliance: Halogen-free flame retardant materials - Smart integration: Embedded sensors for condition monitoring

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