SDI18-5.9-UDC-P6R

The SDI18-5.9-UDC-P6R is a Class II AC/DC desktop power supply manufactured by CUI Inc., designed for commercial information technology equipment. Delivering a nominal 5.9V output at up to 3A, this adapter provides 17.7W of continuous power within a compact 88.5 x 50.0 x 34.0 mm enclosure. It accepts a universal AC input range of 90 to 264VAC at 47-63Hz, making it suitable for global deployment. The unit meets DoE Level VI and CoC Tier 2 energy efficiency standards, with no-load power consumption below 0.075W. Electrical protections include over-voltage, over-current, and short-circuit shutdown with auto-recovery. Safety and compliance are verified through UL/cUL, PSE, UKCA, CE, and FCC Class B certifications under standard 62368-1. The adapter utilizes an IEC 320-C8 inlet and terminates via a right-angle barrel plug (2.5mm ID x 5.5mm OD) with positive center polarization. With a 3000VAC input-to-output isolation rating and a 300,000-hour MTBF at 25°C, it offers reliable performance for industrial and commercial applications.

Buyer Summary: Order the SDI18-5.9-UDC-P6R desktop adapter for 5.9V 18W IT equipment power needs. Features universal input, 3000VAC isolation, and global safety approvals. Verify lead times and pricing with distributors.

Engineering Summary: This 5.9V 18W AC/DC converter operates from 90-264VAC input with ±5% load regulation and 10ms hold-up time. It incorporates OVP, OCP, and SCP protections. Designed for ITE applications, it complies with 62368-1 safety and FCC Class B EMI limits. The 3000VAC reinforced isolation ensures operator safety. Thermal management supports operation from 0°C to 40°C ambient.