20 Watts xppower.com CU20 Series Low Cost Small Size Universal Input Single Outputs from 3.3 V to 24 V Peak Load Capability Low Profile Non-standard Outputs Available Specification Input General Input Voltage 85-264 VAC (120-370 VDC) Efficiency Measured with 230 VAC & 100% load (See table) Input Frequency 47-63 Hz Isolation 3000 VAC Input to Output Input Current 0.25 A rms at 230 VAC 1500 VAC Input to Ground Inrush Current 20 A at 115 VAC, 40 A at 230 VAC, 500 VAC Output to Ground cold start +25 C Switching Frequency 67 kHz typical Earth Leakage Current <1.5 mA 3 Power Density 3.91 W/In Input Protection 2 A fuse MTBF >500 kHrs per MIL-HDBK-217F (15 & 24 V units >400 kHrs) Output Output Voltage See table Environmental Output Voltage Trim 5% Operating Temperature 0 C to +65 C, derate from 100% load at Initial Set Accuracy 1% +45 C to 0% at +65 C Minimum Load No minimum load required Cooling Convection-cooled Start Up Delay 1.5 s max Operating Humidity 95% RH, non-condensing Start Up Rise Time 14 ms max Storage Temperature -20 C to +85 C Hold Up Time 16 ms typical at full load & 115 VAC Operating Altitude 3000 m Drift 0.6% Vibration 10 Hz to 500 Hz, 2 g for 10 mins/cycle Line Regulation 0.5% max 60 min each cycle Load Regulation 1.0% max Transient Response 4% max deviation, recovery to within EMC & Safety 1% in 500 s for 25% load change Emissions FCC20780 Level B, Ripple & Noise 1% max pk-pk (see note 1) EN55032 Class B conducted Overvoltage Protection 130-150% of Vnom, recycle input to reset ESD Immunity EN61000-4-2, level 3, Perf Criteria A Short Circuit Protection Trip and restart (Hiccup mode) Radiated Immunity EN61000-4-3, level 3, Perf Criteria A Temperature 0.05%/C EFT/Burst EN61000-4-4, level 2, Perf Criteria A Coefficient Surge EN61000-4-5, level 3, Perf Criteria A Conducted Immunity EN61000-4-6, 10 V, Perf Criteria A Dips & interruptions EN61000-4-11, 30% 10 ms, 60% 1000 ms, 100% 5000 ms, Perf Criteria A, B, B Safety Approvals EN62368-1, UL62368-1, CE & UKCA meets all applicable directives & legislation. AC-DCAC-DC CU20 Models and Ratings Output Current Output Output Efficiency Model (3) Power Voltage (2) (typical) Number Nominal Peak 15 W 3.3 VDC 4.40 A 6.60 A 70% CU20-00 5.0 VDC 4.40 A 6.60 A 73% CU20-10 9.0 VDC 2.44 A 4.00 A 77% CU20-09 20 W 12.0 VDC 1.80 A 2.70 A 80% CU20-12 15.0 VDC 1.40 A 2.10 A 80% CU20-13 24.0 VDC 0.92 A 1.40 A 82% CU20-14 Notes 1. Measured at 20 MHz bandwidth. 3.3 V models are 50 mV maximum. 2. Peak load lasting <30 s with a maximum duty cycle of 10%. 3. Alternative output voltages available. Consult sales. Mechanical Details 0.13 (3.30) (4 PL) L (+) Vout N (-) Vout 0.15 (3.81) V Adj. 3.20 (81.28) 3.50 (88.90) weight: 0.220 lb (60 g) Notes 1. All dimensions shown in inches (mm). 2. CU20 input connector mates with Molex housing 09-50-3031 and Molex 2878 series crimp terminal. Output connector mates with Molex housing 90-50-3041 and Molex 2878 series crimp terminal. 3. CU20 cable harnesses with 300mm wire available. Order part number CU20 LOOM KIT. 4. For mating connectors only, order part number CU20-60 CONKIT. 5. Covers available. Order part number CU20 COVER - 4.02 x 2.52 x 1.34 (102 x 64 x 34mm). To receive unit with cover fitted, add suffix -C to model number. 23 June 2021 2.00 (50.80) 1.70 (43.18) 0.150 (3.81) 0.80 (20.32)