Discover the ZMDC-51SSL5 Micro Connector: Small Size, Big Impact

The ZMDC-51SSL5 micro rectangular connector is a compact powerhouse designed to fit seamlessly into tight spaces. Measuring 5.65mm shorter in length and 1.24mm narrower than its predecessor, the ZMDM series, it’s an ideal choice for applications where board real estate is at a premium. Whether in robotics, consumer electronics, or automotive systems, this connector ensures efficient power transmission without sacrificing performance. Its small footprint doesn’t compromise durability – it can withstand extreme temperatures from -55°C to +125°C, making it a reliable solution for demanding environments.
With a contact spacing of 1.91mm and row spacing of 1.65mm, the ZMDC-51SSL5 connector delivers high conductivity while maintaining structural integrity. Its low contact resistance (8 mΩ) ensures minimal power loss, and the insulation resistance of 5000 mΩ keeps signals clean and reliable. Beyond technical specifications, this connector embodies versatility and longevity. Whether you’re designing cutting-edge electronics or upgrading existing systems, the ZMDC-51SSL5 offers a compact, robust solution that stands up to the challenges of modern engineering.

Key Features of the ZMDC-51SSL5 Connector

Contact Material: The contacts are made of a high-quality gold-plated copper alloy, ensuring excellent conductivity and corrosion resistance.
Contact Resistance: The maximum contact resistance is an impressively low 8 milliohms, minimizing energy loss.
Shell and Insulator Details: Shell Material: The connector’s shell is crafted from lightweight yet durable aluminum. This material strikes a balance between strength and weight savings.
Shell Finish: The yellow chromate and cadmium coating over nickel enhances corrosion resistance, making the connector suitable for various environments.
Insulator Material:
For contact sizes 9 to 100: The insulator material is a liquid crystalline polymer, known for its excellent electrical properties and mechanical strength.
For contact arrangements 7C2 or 24C4: The insulator is made of diallyl phthalate, providing stability and insulation.
Electrical Ratings: Current Rating: The connector can handle a maximum current of 3 A, making it suitable for a wide range of applications.
Dielectric Withstanding Voltage: At sea level: The connector withstands up to 600 VAC, ensuring safe operation.
At 70,000’ altitude: It maintains integrity even at 150 VAC, making it suitable for aerospace applications.
Insulator Resistance: The minimum insulator resistance is an impressive 5000 megohms, ensuring signal integrity.
Environmental Performance: Thermal Shock: The connector remains functional across a wide temperature range, from -55°C to +125°C.
Physical Shock: It can withstand 50 G’s of shock in three axes, with a 6-millisecond duration sawtooth pulse.
Vibration Resistance: The connector endures 20 G’s of vibration across a frequency range of 10-2000 Hz for 12 hours.
Durability: It’s rated for 500 cycles of mating and unmating, ensuring long-lasting performance.
Moisture Resistance: Insulator resistance remains above 100 megohms even in humid conditions.
Salt spray testing for 48 hours demonstrates its corrosion resistance.

Technical Features Table: