D-Sub, D-Shaped Connectors - Housings

Image Part Number Description / PDF Quantity Rfq
DAM3W3SN

DAM3W3SN

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING RCPT 3POS

150

L77TWP3W3S

L77TWP3W3S

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING RCPT 3POS

0

L177RRB25SVF

L177RRB25SVF

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING RCPT 25POS

94

L177HRAG26S

L177HRAG26S

Storage & Server IO (Amphenol ICC)

CONN D-SUB HD HOUSING RCPT 26POS

0

L177HREH15S

L177HREH15S

Storage & Server IO (Amphenol ICC)

CONN D-SUB HD HOUSING RCPT 15POS

0

L777HRB44P

L777HRB44P

Storage & Server IO (Amphenol ICC)

CONN D-SUB HD HOUSING PLUG 44POS

71

DAMF3W3PN

DAMF3W3PN

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING PLUG 3POS

0

DEM2V2PN

DEM2V2PN

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING PLUG 2POS

0

L177RRE09SVFM

L177RRE09SVFM

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING RCPT 9POS

539

L177HRE15SVF

L177HRE15SVF

Storage & Server IO (Amphenol ICC)

CONN D-SUB HD HOUSING RCPT 15POS

0

DEO2V2PA00LF

DEO2V2PA00LF

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING PLUG 2POS

0

8656O09PLTXLF

8656O09PLTXLF

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING PLUG 9POS

379

L777RREH09PVF

L777RREH09PVF

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING PLUG 9POS

0

L777RRBG25P

L777RRBG25P

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING PLUG 25POS

0

L777RRC37PVF

L777RRC37PVF

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING PLUG 37POS

0

L777RRD50PVF

L777RRD50PVF

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING PLUG 50POS

0

L777HRB44PVFM

L777HRB44PVFM

Storage & Server IO (Amphenol ICC)

CONN D-SUB HD HOUSING PLUG 44POS

0

L777TWA3W3P

L777TWA3W3P

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING PLUG 3POS

0

8656O15SLTLF

8656O15SLTLF

Storage & Server IO (Amphenol ICC)

DSUB CRIMP 15 SOCKET

400

8656O37SLTLF

8656O37SLTLF

Storage & Server IO (Amphenol ICC)

CONN D-SUB HOUSING RCPT 37POS

0

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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