LCW25 Series AC-DC POWER SUPPLIES CONVECTION 25W COOLED The LCW series of regulated output convection cooled AC-DC power supplies are designed to provide a cost eectivff e solution for industrial electronics and technology applications. Features include wide range AC input from 85-305VAC, output voltage adjustment, low stand-by power consumption, output short circuit protection, over current and over voltage protection. Applications include auxiliary power sources, security installations, lighting control, smart home or office control systems, ticketing and vending applications. Features 25W convection cooled Applications Integrated connector cover ITE & industrial approvals Class B conducted & radiated emissions Industrial Instrumentation Technology Electronics Input voltage range 85-305VAC Regulated single outputs from 3.3V to 48VDC Dimensions Output voltage trim 10% 3.15 x 2.17 x 0.98 (80.0 x 55.0 x 25.0mm) Efficiency to 88% Short circuit, overvoltage & overload protection 3.70 x 2.17 x 0.98 (94.0 x 55.0 x 25.0mm) Conformal coating option including connector -30C to +70C operating temperature 3 year warranty Models & Ratings Output Voltage Ripple & Noise Maximum (3) (2) Model Number Output Current Efficiency Power (1) (4) pk to pk Capacitive Load Nominal Adjustment Range LCW25US03 3.3V 2.9 - 3.6V 6.0A 100mV 78% 5000F 20W LCW25US05 5.0V 4.5 - 5.5V 5.0A 100mV 81% 4000F 25W LCW25US12 12.0V 10.8 - 13.2V 2.1A 100mV 85% 3000F 25W LCW25US15 15.0V 13.5 - 16.5V 1.7A 100mV 86% 2000F 25W LCW25US24 24.0V 21.6 - 26.4V 1.1A 100mV 87% 1000F 25W LCW25US48 48.0V 43.2 - 52.8V 0.57A 120mV 88% 500F 25W Notes: 1. Ripple & noise measured with 20MHz bandwidth and 47F electrolytic capacitor in parallel with 0.1F ceramic capacitor. 2. Typical efficiencies measured at 230VAC full load. 3. Add suffix -E to model number to specify conformal coating option, MOQ applies, please contact sales. 4. Output power rating must not be exceeded.AC-DC POWER SUPPLIES LCW25 Series Input Characteristic Minimum Typical Maximum Units Notes & Conditions Derate output power linearly from 100% at 100VAC to 80% at 85VAC 85 115/230 305 VAC and from 100% at 277VAC to 80% at 305VAC Input Voltage - Operating Alternative input. Not to be used in addition to AC input. DC input not included in safety approvals, external DC rated fuse required. Derate 100 430 VDC output power linearly from 100% at 120VDC to 80% at 100VDC and from 100% at 390VDC to 80% at 430VDC Input Frequency 47 50/60 63 Hz 0.6 115VAC Input Current - Full Load A 0.34 230VAC No Load Input Power 0.5 W 20 115VAC cold start at 25C ambient Inrush Current A 40 230VAC cold start at 25C ambient Earth Leakage Current 0.5 mA 277VAC/50Hz (Typ) Input Protection T2.0A/300VAC Internal fuse fitted in line Output Characteristic Minimum Typical Maximum Units Notes & Conditions Output Voltage 2.9 52.8 VDC See Models & Ratings table 3 LCW25US03 Initial Set Accuracy 2 % Full load LCW25US05 1 All other models Voltage Adjustment 10 % Minimum Load 0 A No minimum load required Start Up Delay 55 140 ms 115/230VAC full load 8 115VAC Hold Up Time ms 60 230VAC Drift 0.03 % After 20 minutes warm up, 230VAC, 0C to 50C Line Regulation 0.5 % 100-264VAC, full load 1.0 LCW25US03/05 0-100% Load Regulation % load 0.5 All other models Recovery within 1% in less than 5ms for a 50-75% and 75-50% load Transient Response 10 % step Ripple & Noise mV pk-pk See Models & Ratings table Over/Undershoot 10 % Full load 5ms recovery 6.75 LCW25US03 7.75 LCW25US05 16.2 LCW25US12 Overvoltage Protection VDC Hiccup mode, auto recovery 20.25 LCW25US15 32.4 LCW25US24 60.0 LCW25US48 Overload Protection 110 300 % Nominal output current, auto recovery Temperature Coefficient 0.03 5 %/C Short Circuit Protection Continuous, hiccup auto recovery 2