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The CUI Inc. SMI24-48-E-ST is a versatile AC-DC power supply designed for ITE (Commercial) applications. It delivers a continuous 24W of power with a nominal output voltage of 48Vdc and a maximum output current of 0.5A.
This power supply operates within a universal input voltage range of 90-264Vac and a frequency range of 47-63Hz. It meets DoE Level VI and CoC Tier 2 efficiency standards, ensuring energy-conscious performance with a typical no-load power consumption of less than 0.075W. The unit is certified to 60950-1 and 62368-1 standards and carries safety approvals from CB Scheme, CCC, CSA, EN, IEC, PSE, RCM, and UL.
Designed for global use, it features interchangeable AC blades and comes with a stripped, tinned wire lead output connector. The dimensions are 75.0mm x 35.8mm x 65.6mm, making it suitable for wall-mount applications. Protections include over-voltage, over-current, and short-circuit.
Key electrical specifications include a maximum ripple and noise of 480mVp-p, an average efficiency of 88.2%, and an isolation voltage of 3000Vac. The operating temperature range is 0°C to 40°C.
90 to 264 Vac, 47-63 Hz.
48 Vdc at 0.5 A (24 W).
0°C to 40°C.
75.0 x 35.8 x 65.6 mm, wall mount (Class II).
Certified to 60950-1 and 62368-1, with approvals from CB, CCC, CSA, EN, IEC, PSE, RCM, UL.
Over voltage protection (75Vdc), over current protection (1.2A), and short circuit protection with auto recovery.
Average efficiency 88.2%, typical no load power consumption 0.07W.