Compact low pro le AC-DC power supply Features 80mW no load power consumption AC/DC Converter Class II power supply with 3kVAC isolation Extra wide input voltage range (80~264VAC) Regulated Low output ripple/noise Converters EN, UL and CE certi ed RAC03-C Description 3 Watt The RAC03-C series is an ultra-compact universal input AC/DC power module for PCB mounting. Single It features high ef ciency, low standby power, high operating temperature, soft start, low output ripple/ noise, overload and short-circuit protection as well as a built-in EMC Class B lter. Output voltages range Output from 3.3VDC to 24VDC, including a 3.8VDC version designed for battery chargers and GSM modems. Selection Guide Part Input Output Output Ef ciency Max. Capacitive (1) (2,3) Number Voltage Range Voltage Current typ Load VAC VDC mA % F RAC03-3.3SC 80-264 3.3 900 67 6800 RAC03-3.8SC 80-264 3.8 789 67 6800 RAC03-05SC 80-264 5 600 72 4000 RAC03-09SC 80-264 9 333 76 3000 RAC03-12SC 80-264 12 250 76 680 RAC03-15SC 80-264 15 200 76 470 RAC03-24SC 80-264 24 125 78 200 Notes: E224736 Note1: Ef ciency is tested at nominal input and full load at +25C ambient Note2: Measured 230VAC / 50Hz / Ta=25C with constant resistant mode at full load Note3: If used 115VAC / 60Hz with full load, max. capacitive load is less, please contact RECOM Techsupport for detailed information IEC/EN60950-1 certi ed UL60950-1 certi ed CAN/CSA-C22.2 No. 60950-1 certi ed IEC/EN60335-1 certi ed EN55032/14 compliant Model Numbering EN55024 compliant CB-Report RAC03- SC nom. Output Power Single nom. Output Voltage Ordering Examples: RAC3-3.3SC 3 Watt 3.3Vout Single Output RAC3-24SC 3 Watt 24Vout Single Output www.recom-power.com REV.: 2/2019 PA-1RAC03-C AC/DC Converter Series Speci cations (measured at Ta= 25C, full load otherwise noted) BASIC CHARACTERISTICS Parameter Condition Min. Typ. Max. nom. Vin = 230VAC 80VAC 264VAC (4,5) Input Voltage Range 115VDC 370VDC 115VAC 85mA Input Current 230VAC 40mA 115VAC 30A Inrush Current <0.5ms 230VAC 60A 115VAC 60mW No load Power Consumption 230VAC 100mW Input Frequency Range AC Input 47Hz 63Hz Minimum Load 0% 115VAC 0.5s Start-up Time 230VAC 0.2s 115VAC 20ms Rise Time 230VAC 20ms 115VAC 15ms Hold-up time 230VAC 80ms Internal Operating Frequency 100% load at nominal Vin 35kHz 3.3, 3.8, 5Vout 120mVp-p (6) Output Ripple and Noise 20MHz BW all others 150mVp-p Notes: Note4: The products were submitted for safety les at AC-Input operation Note5: Refer to line derating graph on page PA-3 Note6: Measurements are made with a 0.1F MLCC across output (low ESR) Ef ciency vs. Load 100 90 80 70 60 50 40 30 115VAC 20 230VAC 10 0 0 10 20 30 40 50 60 70 80 90 100 Output Load % REGULATIONS Parameter Condition Value Output Accuracy 5.0% max. Line Regulation low line to high line 3.0% max. (7) Load Regulation 10% to 100% load 6.0% max. Notes: Note7: Operation below 10% load will not harm the converter, but speci cations may not be met www.recom-power.com REV.: 2/2019 PA-2 Efficiency %