SDC-21S1 Micro Rectangular Electrical Connectors

The SDC-21S1 Micro Rectangular Electrical Connectors are engineered to meet the demands of high-density and precision applications. These connectors are compact yet robust, making them ideal for environments where space and reliability are paramount. With dimensions matching the NDM series (0.635 pitch), they offer a seamless fit for various electronic systems. The connectors come in a range of core options from 5 to 74, and feature a contact spacing of 0.75mm, ensuring secure and efficient connections. The crimped wire cross-section ranges from 0.035mm² to 0.06mm², providing flexibility for different wiring needs.

Designed to perform in extreme conditions, the SDC-21S1 connectors boast a maximum operating temperature of +125°C and a minimum of -55°C. They offer an insulation resistance of 5000 mΩ and a contact resistance of 15 mΩ, guaranteeing reliable electrical performance. These connectors can withstand vibrations from 10-2000Hz at 196m/S² and impacts up to 490m/s², making them suitable for demanding applications. Additionally, they support a current of 1.8A and have a mechanical life of 300 cycles, ensuring long-term durability and consistent performance.

Key features of the SDC-21S1 Connector

Maximum Operating Temperature: These connectors can operate at temperatures as high as +125°C, making them ideal for high-temperature environments such as industrial machinery and aerospace applications.
Minimum Operating Temperature: They are designed to function in extremely cold conditions, with a minimum operating temperature of -55°C, suitable for use in harsh outdoor environments and cold storage facilities.
Insulation Resistance: Boasting an insulation resistance of 5000 mΩ, these connectors provide superior electrical insulation, significantly reducing the risk of short circuits and ensuring safety in high-voltage applications.
Work Pressure: The connectors can withstand a work pressure of 4.4 KPa, ensuring they remain functional and reliable even under mechanical stress.
Impact Resistance: Engineered to endure impacts up to 490m/s², these connectors are robust and durable, making them suitable for use in environments subject to physical shocks and impacts, such as automotive and military applications.
Vibration Resistance: With the ability to handle vibrations ranging from 10-2000Hz at 196m/S², these connectors ensure stable performance in environments with significant mechanical vibrations, such as heavy machinery and transportation systems.
Relative Humidity: They can operate efficiently in high humidity conditions, with a relative humidity tolerance of 40℃, 98%, making them suitable for use in tropical and marine environments.
Contact Resistance: Featuring a low contact resistance of 15 mΩ, these connectors ensure efficient electrical conductivity, which is crucial for maintaining signal integrity in high-speed data transmission applications.
Current Capacity: Supporting a current of 1.8A, these connectors are versatile and suitable for a wide range of electronic applications, from consumer electronics to industrial control systems.
Mechanical Life: With a mechanical life of 300 cycles, these connectors are built for durability and long-term usability, ensuring reliable performance over extended periods.
Pressure Resistance: They can withstand a pressure of 300 V, ensuring they remain operational under electrical stress, which is essential for applications involving high-voltage circuits.

Technical Features Table

Technical Features Table