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LB240S24K Datasheet(PDF) 2 Page - SL Power Electronics |
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LB240S24K Datasheet(HTML) 2 Page - SL Power Electronics |
2 / 4 page LB240S 240W Single Output LED Supply www.slpower.com LB240S56K REV 10.0 10-MAY-2015 Efficiency VIN 24V 48V 56V (Vac) ------- ------- ------- 115 88% 90% 90% 230 90% 92% 92% Overvoltage Protection OVP latch, remove AC input to reset. Output Power 240 Watts max. with 300 LFM Switching Frequency PFC: Fixed, 65kHz Main Converter: Variable 35-200kHz, 65- 70kHz at full load Transient Response For 5% to 50% or 50% to 5% load change: <20 mSec, return to 1% of nominal, di/dt <0.2A/uS. Max voltage deviation=3% For 50% to 100% or 100% to 50% load change: <1 mSec, return to 1% of nominal, di/dt <0.2A/uS. Max voltage deviation=3% For 5% to 100% or 100% to 5% load change: 25 mSec, return to 1% of nominal, di/dt <0.2A/uS. Max voltage deviation=4% Isolation Input-Output: 3,000Vac Input-Ground: 1,800Vac Output-Ground: 1,500Vac Ripple and Noise 0.5%rms, 1% pk-pk, see chart. Operating Temperature -10°C to +70°C( See Below Chart) Start Up at -40°C Output Voltage See Model Chart Heat-Sink Temperature To maintain Safety approval & life expectancy, heat-sink temperature should not exceed 85°C Voltage Adjustability Fixed Output Storage Temperature -40°C to +85°C Minimum Load Not required Altitude Operating: -457 to 3000 m Non-operating: -457 to 12,192m. Total Regulation +/- 3% combined line, load and initial setting. Relative Humidity 5% to 95%, non-condensing Vibration Operating: 0.003g²/Hz, 1.5grms overall, 3 axes, 1 hr/axis Non-Operating: 0.026g²/Hz, 5.0grms overall, 3 axes, 10 min/axis Shock Operating: Half-sine, 20gpk, 10ms, 3 axes, 6 shocks total Non-Operating: Half-sine, 40 gpk, 10 ms, 3axes, 6 shocks total Dimensions W: 3.0” x L: 5.0” x H: 1.3” “H” option: 3.0”x 6.0” x1.5” Safety Standards EN/CSA/UL/IEC 60950-1, 2nd Edition Weight 370g “H” option: TBD Life 100,000 hours, 50C for 240W 40,000 hours, 70C for 130W Audible Noise 20 dB A max per ISO7779 with 0% - 100% static load 25 dB A max per ISO7779 with 0% - 100% - 0% transient load MTBF 438,540 hours. Conditions: Standard: Telcordia SR-332 issue 3 Ambient temp: 25c Voltage: 110v Level: 0/1 Environment: Ground, fixed, controlled The specification above is based on 25°C ambient and where applicable at nominal input voltage of 100 to 240VAC. Ambient Cooling Method Wattage (watts) 50˚C Forced Air, 300 LFM 240 60˚C Forced Air, 200 LFM 190 70˚C Forced Air, 200 LFM 160 70˚C with Max. Temperature of primary heat-sink to be held under 85˚C Conduction 130 50˚C Convection 160 40°C with “H” option, Max. Temp of cold plate to be held under 60˚C Conduction 200 |
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