Definition of DB-50

DB-50 is a type of connector that has 50 pins arranged in a D-shaped configuration. It is mainly used for SCSI-2 (Small Computer System Interface) communications and devices, providing connections between computers and peripherals like hard drives and printers. The 50-pin setup allows for faster data transfer rates and improved performance compared to lower pin count connectors.


D as in Delta, B as in Bravo, and number 50 (Fifty).

Key Takeaways

  1. DB-50 is a high-density connector that supports 50 pins for various data and communication interfaces.
  2. Commonly used for SCSI (Small Computer System Interface) cables, RS-232 serial interfaces, and audio/video applications.
  3. Features a D-shaped design to ensure proper alignment and secure connection, while its small size makes it ideal for compact devices and confined spaces.

Importance of DB-50

The term DB-50 is important in the technology field as it refers to a specific type of connection interface predominantly used in data and communication systems.

The DB-50 connector comprises 50 pins arranged in a D-shaped housing, which ensures a secure and reliable connection between devices.

It is an integral component in various applications, such as computer systems, telecommunications, and networking devices, enabling efficient data transmission and streamlined connectivity.

Due to its compact size and versatility, the DB-50 connector has proven to be a valuable asset in the expansion and enhancement of technology systems, playing a crucial role in the digital era.


DB-50, a term commonly used in the field of technology, predominantly refers to a type of connector used for efficient communication between various electronic devices. The DB-50 connector is designed with an interface featuring 50 pins and is configured in a “D” shape, which aids in preventing incorrect connections. Developed for usage in high-density signal transmission, this connector is abundantly found in devices such as computers, servers, and data storage systems.

The utility of the DB-50 connector spans across different applications, including data and power transfer as well as Input/Output (I/O) interfaces. Its ability to deliver an organized and secure method for connecting cables has made this versatile connector highly sought-after in several industries. The main purpose of the DB-50 connector is to provide a reliable link between electronic devices, optimally facilitating data transfer and communication.

In addition to its structural features, its high pin density enables the simultaneous transmission of multiple signal lines, making it impeccably suited for computer networking and data management systems. The use of this connector reduces the occurrence of technical issues attributed to tangled or loose wires, paving the way for seamless data exchange and improved system functionality. Furthermore, its resilience to wear and tear guarantees its effectiveness in maintaining device connectivity through vast numbers of mating cycles.

The technological innovation of the DB-50 connector has had a significant impact on providing reliable connections in an ever-growing digital landscape.

Examples of DB-50

It seems that there is a misunderstanding around the term “DB-50” as it is not a specific technology. Instead, DB-50 is a type of connector commonly used in electronic devices for data transmission and signal purposes. The “DB” stands for D-subminiature (also known as D-sub) connectors, while “50” denotes the number of pins it has. Here are three real-world examples where a DB-50 connector might be used:

SCSI Devices: The DB-50 connector, also known as the “SCSI-2” connector, was primarily used for SCSI (Small Computer System Interface) devices. These devices included hard drives, scanners, and CD-ROM drives that were popular in the 1980s and 1990s. The DB-50 connector enabled fast data connectivity between these peripheral devices and computers.

Networking Equipment: DB-50 connectors may also be used in networking devices, such as routers, switches, or patch panels, where multiple data connections are necessary. These connectors allow secure connections that facilitate high-speed data transfer in various IT systems.

Industrial Control Systems: In industrial settings, DB-50 connectors are often used for connecting sensors, actuators, or other equipment to programmable logic controllers (PLCs) or other control systems. The reliable and rugged design of these connectors make them suitable for use in harsh environments where high-performance data transmission is vital.While the use of DB-50 connectors is less common today due to advancements in connector technology, they can still be found in older equipment and legacy systems that require reliable data connectivity.

DB-50 FAQ Section

What is a DB-50 connector?

A DB-50 connector is a 50-pin D-sub connector, often used for data communication and electronic applications. It consists of 50 pins arranged in three rows and has a robust structure for reliable connections.

What are the applications of a DB-50 connector?

DB-50 connectors are commonly used for connecting peripheral devices to computers, communication equipment, and industrial machinery. Some typical applications include data communication, SCSI storage devices, and certain test equipment.

Are there different types of DB-50 connectors?

Yes, there are different types of DB-50 connectors based on the gender and mounting style. They can be male or female, and can be board-mounted, cable-mounted, or panel-mounted.

How do I mount and connect a DB-50 connector?

To mount and connect a DB-50 connector, first identify the type of mounting required for your device, and then follow the manufacturer’s guidelines for proper installation. You may need a specific tool or equipment to secure the connector to your device.

How do I identify the pin configuration for a DB-50 connector?

The pin configuration for a DB-50 connector can usually be found in the device’s documentation, technical drawings or datasheets. The pins are often numbered and correspond to specific functions, so it is essential to consult the correct documentation before wiring the connector.

Related Technology Terms

  • Serial Data Connector
  • SCSI Interface
  • 50-pin D-type Connector
  • Data Transmission Cable
  • Male and Female DB-50 Connectors

Sources for More Information


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