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D-Sub, D-Shaped Connectors - Terminators

Category Introduction

Products in this family are special use connectors based on the D-subminiature pattern, which are so named because of the D-shaped outline the mating portions of the connector and the relatively high interconnect density they offered at the time of the of their introduction. They differ from standard connectors of this style by incorporation of one or more resistors or other circuitry between selected connector contacts, serving to reduce signal reflections in high-speed communication applications.

Product List

32 Items
PDF Mfr Part # Quantity
Available		 UnitPrice RFQ Series Packaging Product StatusConnector TypeNumber of PositionsTypeMounting FeatureStyleFeatures
1.04.0075.03000
1.04.0075.03000
IXXAT CAN 120 TERMIN MALE/FEMALE
HMS Networks
 10 $42.00
Box ActiveD-Sub, Female Sockets and Male Pins9-External-Jackscrew
1.04.0075.01000
1.04.0075.01000
IXXAT CAN 120 TERMINATION FEMALE
HMS Networks
 15 $17.53
Box ActiveD-Sub, Female Sockets9-External-Jackscrew
1.04.0075.02000
1.04.0075.02000
IXXAT CAN 120 TERMINATION MALE
HMS Networks
 23 $17.66
Box ActiveD-Sub, Male Pins9-External-Jackscrew
556578-1
556578-1
TERMINATOR SCSI-3 EXTERNAL 50POS
TE Connectivity AMP Connectors
 90 $0.00
CHAMP Bulk ObsoleteSCSI III Centronics, Plug50Single EndedExternalSCSI IIIBail Lock, Shielded
750881-1
750881-1
TERMINATOR SCSI-2 EXTERNAL 50POS
TE Connectivity AMP Connectors
 43 $0.00
AMPLIMITE .050 Bulk ObsoleteD-Sub, Male Pins50PassiveExternalSCSI IILatch Lock, Shielded
869546-1
869546-1
TERMINATOR SCSI-2 EXTERNAL 50POS
TE Connectivity AMP Connectors
 518 $0.00
AMPLIMITE .050 Bulk ObsoleteD-Sub, Male Pins50Active, Single EndedExternalSCSI IILatch Lock, Shielded
869515-1
869515-1
TERMINATOR SCSI-3 EXTERNAL 68POS
TE Connectivity AMP Connectors
 362 $0.00
AMPLIMITE .050 Bulk ObsoleteD-Sub, Male Pins68DifferentialExternalSCSI IIIJackscrews
869684-1
869684-1
TERMINATOR SCSI-3 EXTERNAL 68POS
TE Connectivity AMP Connectors
 330 $0.00
AMPLIMITE .050 Bulk ObsoleteD-Sub, Female Sockets and Male Pins68Active, Feed ThroughExternalSCSI IIIJackscrews, Shielded
869682-1
869682-1
TERMINATOR SCSI-3 EXTERNAL 68POS
TE Connectivity AMP Connectors
 532 $0.00
AMPLIMITE .050 Bulk ObsoleteD-Sub, Female Sockets and Male Pins68Differential, Feed throughExternalSCSI IIIJackscrews, Shielded
750381-1
750381-1
TERMINATOR SCSI-2 EXTERNAL 50POS
TE Connectivity AMP Connectors
 453 $0.00
AMPLIMITE .050 Bulk ObsoleteD-Sub, Male Pins50ActiveExternalSCSI IILatch Lock, Shielded
869867-1
869867-1
TERMINATOR SCSI-3 EXTERNAL 68POS
TE Connectivity AMP Connectors
 139 $0.00
AMPLIMITE .050 Bulk ObsoleteD-Sub, Male Pins68FPTExternalSCSI IIIJackscrews, Shielded
749535-2
749535-2
TERMINATOR SCSI-2 EXTERNAL 50POS
TE Connectivity AMP Connectors
 272 $0.00
AMPLIMITE .050 Bulk ObsoleteSCSI II, Male50PassiveExternalSCSI IILatch Lock, Shielded
869725-1
869725-1
TERMINATOR SCSI-3 EXTERNAL 68POS
TE Connectivity AMP Connectors
 233 $0.00
AMPLIMITE .050 Bulk ObsoleteD-Sub, Male Pins68Active, Single EndedExternalSCSI IIIJackscrews, Shielded
DX70M-50P(TB)-CV
DX70M-50P(TB)-CV
TERMINATOR SCSI EXTERNAL 50POS
Hirose Electric Co Ltd
 93 $0.00
DXM Bulk ObsoleteCentronics, Center Strip Contacts50ActiveExternalSCSI-
1489998-1
1489998-1
TERMINATOR SCSI 68POS
TE Connectivity AMP Connectors
 177 $0.00
Bulk Obsolete------
796073-1
796073-1
TERMINATOR IDC 68POS
TE Connectivity AMP Connectors
 37 $0.00
Bulk Obsolete------
1696124-1
1696124-1
TERMINATOR SCSI-3 68POS
TE Connectivity AMP Connectors
 232 $0.00
Bulk Obsolete-68Differential-SCSI III-
S105-000
S105-000
TERMINATOR SCSI-3 INTERNAL 68POS
Tripp Lite
 391 $0.00
Bulk ObsoleteD-Sub, Female Sockets68Active, Single EndedInternalSCSI III-
S118-000
S118-000
TERMINATOR SCSI-2 EXTERNAL 50POS
Tripp Lite
 449 $0.00
Bulk ObsoleteCentronics, Plug and Receptacle50Passive, Single EndedExternalSCSI IIBail Lock
S122-000
S122-000
TERMINATOR SCSI-2 EXTERNAL 50POS
Tripp Lite
 126 $0.00
Bulk ObsoleteD-Sub, Male Pins50Active, Single EndedExternalSCSI II-

About D-Sub, D-Shaped Connectors - Terminators

What are D-Sub, D-Shaped Connectors - Terminators?

D-Sub, D-Shaped Connectors - Terminators

D-Sub, D-Shaped Connectors - Terminators are specialized components used to cap off or terminate a D-Sub connector interface. These terminators are essential in ensuring that the signal integrity is maintained by preventing signal reflections and electromagnetic interference (EMI) at the end of a transmission line. They work by providing a resistive load that matches the characteristic impedance of the cable, effectively absorbing the signal and preventing it from bouncing back along the line. This process is crucial in maintaining the performance and reliability of communication systems.

Types of D-Sub, D-Shaped Connectors - Terminators

1. Passive Terminators

Passive terminators are the simplest form of terminators, consisting of a resistor that matches the impedance of the transmission line. They are used in applications where minimal interference is expected, and cost-effectiveness is a priority. These terminators are ideal for low-speed data transmission systems.

2. Active Terminators

Active terminators incorporate active components such as voltage regulators to maintain a constant voltage level across the terminator. They are used in high-speed data transmission systems where signal integrity is critical. Active terminators are more complex and expensive but offer superior performance in reducing signal reflections and EMI.

3. Network Terminators

Network terminators are designed for use in network environments, such as Local Area Networks (LANs) or Wide Area Networks (WANs). They often include additional features like status indicators and diagnostic capabilities to help monitor network health and performance.

How to choose D-Sub, D-Shaped Connectors - Terminators?

When selecting D-Sub, D-Shaped Connectors - Terminators, several key parameters should be considered:

  • Impedance Matching: Ensure the terminator matches the characteristic impedance of the transmission line to minimize signal reflections.
  • Type of Terminator: Choose between passive, active, or network terminators based on the application's speed and complexity requirements.
  • Environmental Considerations: Consider the operating environment, including temperature, humidity, and potential exposure to corrosive elements, to select terminators with appropriate protective features.
  • Supplier Evaluation: Assess the reliability and quality of suppliers by reviewing their certifications, customer reviews, and product testing standards.
  • Installation Requirements: Evaluate the ease of installation and compatibility with existing systems to ensure seamless integration.

Applications of D-Sub, D-Shaped Connectors - Terminators

1. Telecommunications

In the telecommunications industry, D-Sub terminators are used to maintain signal integrity in data transmission lines, ensuring clear and reliable communication across networks. They are crucial in preventing data loss and minimizing interference in both wired and wireless communication systems.

2. Automotive Industry

Automotive applications utilize D-Sub terminators in vehicle communication systems to ensure stable data exchange between electronic control units (ECUs). They help in maintaining the performance of in-vehicle networks, such as CAN and LIN bus systems.

3. Industrial Automation

In industrial settings, D-Sub terminators are used in automation systems to ensure accurate data transmission between sensors, controllers, and actuators. They play a vital role in maintaining the efficiency and reliability of automated processes.

4. Aerospace and Defense

Aerospace and defense industries rely on D-Sub terminators to ensure secure and reliable data communication in mission-critical systems. These terminators help in reducing EMI and maintaining signal integrity in harsh environments.

5. Consumer Electronics

In consumer electronics, D-Sub terminators are used in various devices to ensure stable data transmission and reduce interference. They are commonly found in computer peripherals, gaming consoles, and audio-visual equipment.