WRA-FWX ETA-USA | Alldatasheet

Document overview

  • Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
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Technical content

Features

  1. Universal input 85-264VAC 2. EMI: meets EN 55022/B, FCC/B 3. Compact size 4. High efficiency and reliability 5. Output voltage adjustable 6. Over voltage protection

25 WATT

2 CHANNEL WRA-FWX SERIES

ETA-USA Tel: 408-778-2793 Fax: 408-779-2753 e-mail: sales@eta-usa.com DERATING CURVE

ETA-USA Tel: 408-778-2793 Fax: 408-779-2753 e-mail: sales@eta-usa.com Output Characteristic Model WRA**FWX-U (25WATTS/2 OUTPUTS) WRA21FWX-U WRA21FWX-B-U WRA22FWX-U WRA23FWX-U WRA24FWX-U WRA24FWX-B-U Output Voltage [V] 5 24 24 5 12 12 15 15 5 12 12 5 Voltage Adjust Range V1:+3%/-0% of Rated Out put Voltage(at no load within the input range) V2:fixed with tolerance of +/-5%(at no load within the input range) Ripple and Noise mVp-p *3 100 290 290 100 170 170 200 200 100 170 170 100 Regulation a.Statistic Line Regulation mV 25 120 120 25 60 60 75 75 25 60 60 25 b.Statistic Load Regulation mV 50 240 240 50 120 120 150 150 50 120 120 100 c.Temperature Coefficient *4 0.03%/°C d.DriftmV *5 40 135 135 40 75 75 90 90 40 75 75 40 e.DynamicLoad RegulationmV *6 not specified f.Recovery Time *6 not specified Rise up time 200mS(maximum) at 25°C and rated input/output Hold up time 20mS(minimum) at 25°C and rated input/output Functions Over current Protection V1:Current Limiting with automatic recovery V2:by the regulator I.C's characteristics Over voltage Protection V1:Zenner diode clamping V2:not available Remote Sense not available Remote On/Off not available Power Fail Detection not available Parallel/series Operation not available Environmental Operating Temperature *7 vertical mount:-5 to +50°C /horizontal mount:-5 to +40°C Operating Humidity 30 to 85%RH(non-condensing) Storage Temperature -20 to +85°C Storage Humidity 10 to 85%RH(non-condensing) Withstanding Voltage Primary-Secondary AC3,000V for 1minute Primary-Frame Ground AC2,500V for 1minute Secondary-Frame Ground AC500V for 1minute Isolation Resistance Primary-Secondary-Frame Ground 50M Ω(minimum) by DC500V insulation tester Vibration 5-10Hz:10mm double amplitude,10-55Hz:19.6m/s2,20minutes' period for 60minutes each along X,Y,Z axes(non-operating) Shock 294m/s2 Cooling Convection Leakage Current 1mA(maximum) at 25°C, rated input/output and rated input frequency Line Conducted Noise Built to meet VDE0871 Class B( >150kHz) Built to meet FCC Part15-B Class B Safety UL: UL1950 CSA: CSA C22.2 No.234(Level 3) TUV:EN60950 □ Weight (typical) 400g □ MTBF [H] 570,000 □ Switching FrequencykHz *8 25

ETA-USA Tel: 408-778-2793 Fax: 408-779-2753 e-mail: sales@eta-usa.com Conditions: *1 at cold start *2 at DC130V input and rated output *3 measured by a bayonet probe at output connector at a 0 to 100MHz bandwidth *4 at -5 to +50°C *5 for 7hour period after 1hour warm-up at 25°C and rated input/output *6 when load changed between 25% and 75% of rated output current rapidly at AC100/240V input *7 safety approved at 25°C *8 variable on input voltage and load conditions DIMENSION DIAGRAM OCP CURVE