Additional Resources: Product Page 3D Model date 09/16/2021 page 1 of 5 SERIES: SMI18 DESCRIPTION: AC-DC POWER SUPPLY FEATURES up to 18 W continuous power DoE Level VI, CoC Tier 2 efficiency no load power consumption < 0.075 W universal input voltage range interchangeable Ac blades for global use over voltage, over current, and short circuit protections UL/cUL, RCM, CCC, and PSE safety approvals certified to 60950-1 and 62368-1 standards input input output output output ripple efficiency no load power MODEL 2 voltage frequency voltage current power and level consumption 1 noise range range nom max max max average3 10% typ (Vac) (Hz) (Vdc) (A) (W) (mVp-p) (%) (%) (W) SMI18-5 90 ~ 264 47 ~ 63 5 3.0 15.0 100 82.2 79.0 0.07 SMI18-5.9 90 ~ 264 47 ~ 63 5.9 3.0 17.7 100 83.1 76.9 0.07 SMI18-9 90 ~ 264 47 ~ 63 9 2.2 19.8 100 86.5 80.7 0.07 SMI18-12 90 ~ 264 47 ~ 63 12 1.6 19.2 120 85.9 79.7 0.07 SMI18-15 90 ~ 264 47 ~ 63 15 1.3 19.5 150 88.2 81.5 0.07 SMI18-18 90 ~ 264 47 ~ 63 18 1.1 19.8 180 88.0 81.7 0.06 SMI18-24 90 ~ 264 47 ~ 63 24 0.8 19.2 240 88.7 81.8 0.07 Notes: 1. At full load, nominal AC input voltage, 25C, 20 MHz bandwidth oscilloscope, output terminated with 0.1 F and 10 F capacitors to ground. 2. CoC Tier 2 compliant. 3. Average efficiency is measured at 25%, 50%, 75%, and 100% load. PART NUMBER KEY SMI18 - XX - X - XXX - CXX Base Number Reserved for Custom Configurations Output Voltage Blades: DC Plug Type: V = North America, Europe, United Kingdom, XXX = See output plug options Australia, and China blade included on page 4 for more details N = North America blade included E = Europe blade included B = United Kingdom blade included A = Australia blade included C = China blade included K = No blades included cui.comAdditional Resources: Product Page 3D Model CUI Inc SERIES: SMI18 DESCRIPTION: AC-DC POWER SUPPLY date 09/16/2021 page 2 of 5 INPUT parameter conditions/description min typ max units voltage 90 264 Vac frequency 47 63 Hz current 0.48 A at 100 Vac, full load, 25C, cold start 50 A inrush current at 230 Vac, full load, 25C, cold start 60 A leakage current 0.25 mA no load power consumption at 230 Vac 0.075 W OUTPUT parameter conditions/description min typ max units 5 Vdc output model 6 % regulation all other models 5 % hold-up time at full load 10 ms PROTECTIONS parameter conditions/description min typ max units output shut down 5 Vdc output model 12 Vdc 5.9 Vdc output model 12 Vdc 9 Vdc output model 16 Vdc over voltage protection 12 Vdc output model 22 Vdc 15 Vdc output model 32 Vdc 18 Vdc output model 32 Vdc 24 Vdc output model 45 Vdc output shut down, auto recovery 5 Vdc output model 7 A 5.9 Vdc output model 6 A 9 Vdc output model 5 A over current protection 12 Vdc output model 5 A 15 Vdc output model 4 A 18 Vdc output model 4 A 24 Vdc output model 2.5 A short circuit protection output shut down, auto recovery SAFETY & COMPLIANCE parameter conditions/description min typ max units isolation voltage input to output at 10 mA for 1 minute 3,000 Vac isolation resistance input to output at 500 Vdc 10 M UL/cUL (60950-1, 62368-1), RCM, CCC, PSE, safety approvals UKCA EMI/EMC FCC Part 15B Class B, CE MTBF as per Telcordia SR-332, 25C 300,000 hours RoHS yes ENVIRONMENTAL parameter conditions/description min typ max units operating temperature 0 40 C storage temperature -20 80 C operating humidity non-condensing 20 80 % storage humidity non-condensing 10 90 % cui.com