전자부품 데이터시트 검색엔진 |
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LDW25-24 데이터시트(PDF) 3 Page - Bel Fuse Inc. |
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LDW25-24 데이터시트(HTML) 3 Page - Bel Fuse Inc. |
3 / 6 page LDW25 Series 3 Asia-Pacific +86 755 298 85888 Europe, Middle East +353 61 225 977 North America +1 408 785 5200 © 2017 Bel Power Solutions & Protection BCD.00852_AC Ripple & Noise 3 ≤ 50 mVpp Hold up Time Vin = 240 VAC / single phase Vin = 500 VAC / two phase ≥ 35 ms ≥ 180 ms Protections Overload/short circuit: Hiccup mode Over temperature Overvoltage Output Over Voltage Protection LDW25-12 LDW25-24 LDW25-48 ≥ 18 VDC ≥ 33 VDC ≥ 68 VDC Status Signals Green LED = DC OK Efficiency 2 LDW25-12 LDW25-24 LDW25-48 > 81.5% > 84.5% > 84% Dissipated Power LDW25-12 LDW25-24 LDW25-48 < 5.5 W < 4.5 W < 4.6 W Parallel Connection Possible for redundancy (with external ORing module) NOTE: Power rating, losses, efficiency, ripple, thermal behaviour and start-up may change outside of the nominal rated input range. Contact factory for details. Operating Temperature 4 - 40 to + 70°C Derating See Figure 1. Storage temperature - 40 ºC to + 80ºC Humidity Non-condensing 5 - 95% RH Life Time Expectancy At 25 ºC ambient full Load 179477 h (20.4 years) Overvoltage Category Pollution Degree III (EN50178) 2 (IEC60664-1) Protection Class Class II Isolation Voltage Input to Output 4.2 kVDC Safety Standards & Approvals UL508 (certified) EN60950 (reference) EN50178 (reference) EMC Standards Emission EN55011 (CISPR11) EN55022 (CISPR22) Class B Class B Immunity EN61000-4-2 EN61000-4-3 EN61000-4-4 EN61000-4-5 EN61000-4-11 Level 3 Level 3 Level 3 Level 4 Level 2 Protection Degree EN60529 IP20 Vibration sinusoidal IEC 60068-2-6 5-17.8 Hz: ±1.6 mm; 17.8-500 Hz: 2g 2Hours / axis (X,Y,Z) Shock IEC 60068-2-27 30 g 6 ms, 20 g 11 ms; 3 bumps / direction, 18 bumps total 3 Ripple and Noise are measured with 20 MHz bandwidth, probe terminated with a 0.1 μF MKP parallel capacitor. 4 Start-up type tested: - 40°C, possible at nominal voltage with load derating. |
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