Additional Resources: Product Page 3D Model date 09/16/2021 page 1 of 6 SERIES: SDI18-UD 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 compact size universal input voltage range over voltage, over current, and short circuit protections UL/cUL, CE, PSE safety approvals certified to 62368-1 standards output output output ripple efficiency MODEL 1 2 voltage current power and noise level max max max (Vdc) (A) (W) (mVp-p) SDI18-5-UD 5 3 15 100 VI SDI18-5.9-UD 5.9 3 17.7 100 VI SDI18-9-UD 9 2.2 19.8 100 VI SDI18-12-UD 12 1.6 19.2 120 VI SDI18-15-UD 15 1.3 19.5 150 VI SDI18-24-UD 24 0.8 19.2 240 VI Notes: 1. At full load, nominal input, 20 MHz bandwidth oscilloscope, each output terminated with 0.1 F multilayer ceramic and 10 F low ESR electrolytic capacitors. 2. CoC Tier 2 compliant PART NUMBER KEY SDI18 - XX - UDX - XXX - CXX AC Inlet Type: Base Number Reserved for Custom IEC320/C8 Configurations Output Voltage Input Cable: DC Plug Type: Blank = No Cable XXX = See output plug options C = North America input cable on page 5 for more details 2 = Europe input cable 3 = United Kingdom input cable 4 = Australia input cable 5 = China input cable 6 = South Korea input cable 7 = Brazil input cable 8 = South Africa input cable 9 = Japan input cable cui.comAdditional Resources: Product Page 3D Model CUI Inc SERIES: SDI18-UD DESCRIPTION: AC-DC POWER SUPPLY date 09/16/2021 page 2 of 6 INPUT parameter conditions/description min typ max units voltage 90 264 Vac frequency 47 63 Hz current at full load 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 over voltage protection 9 Vdc output model 16 Vdc 12 Vdc output model 22 Vdc 15 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 over current protection 9 Vdc output model 5 A 12 Vdc output model 5 A 15 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 safety approvals UL/cUL (62368-1), PSE, 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