Product Specification

Space-Saving Solutions with Exceptional Performance - SDC-21SN Micro Connector

Introducing the SDC HUADA SDC-21SN micro rectangular electrical connector, a premium choice for high-density wiring and space-constrained applications. This compact connector offers exceptional performance and reliability within a miniature footprint, making it ideal for demanding environments.

The SDC-21SN series boasts a compact design, sharing the same dimensions as the popular NDM series (0.635 pitch), ensuring seamless compatibility and integration with existing systems. This miniaturized connector provides a wide range of pin configurations, offering versatility for various wiring needs.

Designed for optimal performance, the SDC-21SN features a robust construction and a wide operating temperature range of -55°C to +125°C, making it suitable for demanding environments. The connector also exhibits superior insulation resistance, guaranteeing reliable signal transmission and minimizing power loss.

Whether your application requires space-saving solutions, high-density wiring, or reliable connectivity in challenging conditions, the SDC-21SN micro rectangular electrical connector is a top choice.

Key Features of the HUADA SDC-21SN Micro Rectangular Electrical Connector

Size and Compatibility:
Miniaturized Design: The SDC-21SN is a compact connector, offering a space-saving solution for a wide range of applications.
NDM Series Compatibility: The connector shares the same dimensions as the popular NDM series (0.635 pitch), making it compatible with existing systems and simplifying integration.

Electrical Performance:
High Contact Density: The SDC-21SN allows for high contact density, enabling the transmission of multiple signals within a small footprint.
Contact Spacing: The contact spacing is 0.75 mm, offering precise and reliable connections.
Crimping Cross Section: The crimping cross section is 0.035 mm²~0.06 mm², suitable for various wire sizes.
Insulation Resistance: The connector features high insulation resistance (5000 mΩ), ensuring minimal signal leakage and electrical safety.
Contact Resistance: The low contact resistance (15 mΩ) guarantees reliable signal transmission and minimal power loss.
Current Rating: The SDC-21SN can handle a current rating of 1.8A, making it suitable for various applications.

Environmental Performance:
Operating Temperature Range: The connector operates within a wide temperature range of -55°C to +125°C, making it suitable for demanding environments.
Vibration Resistance: The SDC-21SN is designed to withstand vibrations (10-2000Hz, 196 m/S2), ensuring reliable operation in dynamic environments.
Impact Resistance: The connector can withstand impact forces (490 m/s2), making it suitable for applications where shock or impact is a concern.
Relative Humidity: The connector can operate in high humidity environments (40℃, 98%).
Pressure Resistance: The SDC-21SN can withstand pressure up to 300 V.

Other Features:
Mechanical Life: The SDC-21SN offers a mechanical life of 300 cycles, ensuring long-term durability.
General Specifications: The connector adheres to GJB7245-2011 standards.
Detailed Specifications: The SDC-21SN also meets Q/MB25122-2018 standards.

Technical Features Table: