ERA-FWB ETA-USA | Alldatasheet

Document overview

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Technical content

Features

  1. Cost effective 2. High efficiency 3. No derating without cover and horizontal mounting 4. Over voltage protection Options Case cover (add suffix “-P”) “-P” model dimension is same as “without cover” model

25 WATT

Specifications<AC/DC> ERA**FWB 25WATTS/2OUTPUTS Input Voltage Input Range Input Frequency Input Frequency Range Phase Inrush Current *1 Efficiency [%] (typical) *2 Model ERA21FWB-B ERA22FWB ERA23FWB ERA24FWB-B Input Characteristic AC200V(DC260V) AC170-264V(DC220-350V) 50/60Hz 47-440Hz Single 30A(maximum)at AC200V 70 70 70 70

ETA-USA Tel: 408-778-2793 Fax: 408-779-2753 e-mail: sales@eta-usa.com Dimension (mm)

ETA-USA Tel: 408-778-2793 Fax: 408-779-2753 e-mail: sales@eta-usa.com ERTFWA Specification Specifications<AC/DC> ERAFWB 50WATTS/2OUTPUTS Output Voltage [V] 24 5 12 12 15 15 24 5 Voltage Adjust Range Ripple and Noise mVp-p *3 290 100 170 170 200 200 290 100 Regulation Statistic Line Regulation mV 120 25 60 60 75 75 120 25 Statistic Load Regulation mV 240 50 120 120 150 150 240 50 Temperature Coefficient *4 D r i f t [ m V ] ( m a x i m u m ) * 5 1 3 5 4 07 57 59 09 0 1 3 5 4 0 Dynamic Load Regulation mV *6 Recovery Time *6 Rise up time Hold up time ≧Peak - ≧Peak - 1.89 - ≧Peak - Remote Sense Remote On/Off Operating Temperature Operating Humidity Storage Temperature Storage Humidity Isolation Resistance Vibration Shock Cooling ? Leakage Current ? Line conducted noise ? Safety Weight (typical) ? MTBF [H] ? Switching FrequencykHz *7 30 30 40 40 40 40 40 40 *5 for 7hour period after 1hour warm-up at 25 ℃ and rated input/output *6 when output current changed from 25% to 75% of rated output current rapidly at AC200V input *7 variable on input voltage and load conditions *1 at cold start *2 at DC260V input and rated output *3 measured by a bayonet probe at output connector at 0 to 100MHz bandwidth *4 at -5 to +50 ℃/enclosed type: at -5 to +40 ℃ Built to meet FCC Part15-B Class B 520,000 Conditions: 400g/enclosed type:450g 5-10Hz:10mm double amplitude,10-55Hz:19.6m/s 2,20minutes' period for 60minutes each along X,Y,Z axes(non-operating) Convection 1mA(maximum) at 25 ℃,rated input/output and rated input frequency 294m/s 2 Primary-Secondary-Frame Ground 50M Ω(minimum) by DC500V insulation tester -20 to +85 ℃ 85%RH(non-condensing) -5 to +50 ℃[enclosed type:-5 to 50 ℃ at vertical mount/-5 to 40 ℃ at horizontal mount] 85%RH(non-condensing) Primary-Secondary AC2,500V for 1minute Primary-Frame Ground AC2,500V for 1minute Output Characteristic 0.03%/ ℃ 20mS(minimum) at 25 ℃ and rated input/output Model ERA21FWB-B ERA22FWB ERA23FWB ERA24FWB-B Overcurrent Protection ≧105% of Rated Output Current[A] Overvoltage Protection ≧112% of Rated Output Voltage[V] V1:output shutdown(to reset,leave 30seconds after shut-off) V2:not available V1:+3%/-0% of Rated Output Voltage(at no load within the input range) V2:fixed with tolerance of +/-3.5%(at no load within the input range) not specified not specified 200mS(maximum) at 25 ℃ and rated input/output Functions Secondary-Frame Ground AC500V for 1minute not available not available V1:Current Limiting with automatic recovery V2:by the regulator I.C's characteristics Environmental Withstanding Voltage

ETA-USA Tel: 408-778-2793 Fax: 408-779-2753 e-mail: sales@eta-usa.com Block Diagram Efficiency Curve OCP Curve