CINT1275 275W Single Output Industrial Series Features 3 x 5 x 1.40 Package Up to 275W of AC-DC Power For 1U Applications Universal Input 90-264 Vac Input Range Standby and Fan Output Voltages Forced Current Share Inhibit, Power Fail, Output OK Signals nd Approved to CSA/EN/IEC/UL60950-1, 2 Edition Efficiency 92% typical 3 Year Warranty RoHS Compliant Description A Superior performance 275 Watts AC to DC power supply designed for industrial and ITE applications. Feature rich and highly efficient CINT1275 product family with active current share for redundant applications can easily fit in 1U chassis and provides 180 Watts for convection or 275 Watts with moving air. Input & output monitoring alarms plus 12V/1A fan output and 5V standby voltage are among other standard offering of CINT1275 family. All 5 models are CE marked to low voltage directive and approved to ITE standards of EN60950, 2nd edition. Model Selection Model Output Current Ripple & Total OVP Number Volts w/200LFM air Convection* Fan Output Noise** Regulation Threshold*** CINT1275A1214K01 12V 21.8A 15.0A 12Vdc/1A 120mV pk-pk 3% 14.0 1.1V CINT1275A1514K01 15V 18.3A 12.0A 12Vdc/1A 150mV pk-pk 19.5 1.5V 3% CINT1275A2414K01 24V 10.9A 7.50A 12Vdc/1A 240mV pk-pk 3% 28.0 2.5V CINT1275A4814K01 48V 5.46A 3.75A 12Vdc/1A 480mV pk-pk 3% 55.0 4.0V CINT1275A5614K01 56V 4.68A 3.21A 12Vdc/1A 560mV pk-pk 3% 59.0 1.0V Notes: * Total convection power is 180 Watts. ** Measured with noise probe directly across output terminals, and load terminated with 0.1F ceramic and 10F low ESR capacitors. *** No output adjustment on 56V. General Specifications Less than 2 sec. 115Vac (inversely 100-240Vac, 10%, 47-63Hz, 1 AC Input Turn On Time proportional to input voltage and thermistor 120370Vdc temperature) 115Vac: 3A, 230Vac: 1.5A Input Current Hold-up Time 16mS at 250W, 120Vac/60Hz 3.7A max. at 90Vac Overtemperature Sensing transformer temperature, 135C (55C 264Vac, cold start: will not exceed 50A Inrush Current ambient temperature at full load), latching type. Protection www.slpower.com CINT1275 REV 1.4 22-JAN-14 1 CINT1275 275W Single Output Industrial Series General Specifications (continued) F1, F2: 5A, 275Vac fuses provided on all Input Fuses Overload Protection 120 to 150% of rating, Hiccup Mode models Earth Leakage Short Circuit <750A 264Vac, 60Hz, NC Hiccup Mode, auto recovery. Current Protection Overvoltage 92% typical OVP latch at 110 to 130% of output voltage Efficiency Protection 275W continuous, with 200 lfm airflow, 180W PFC: Variable, 30kHz - 400kHz Output Power convection cooled See chart for specific Switching Frequency Main Converter: Variable 30-250kHz, 65- voltage model ratings. 70kHz at full load. 500S typical, return to 0.5% of nominal, 50% Input-Output: 4000Vac Transient load step. i/t: <0.2A/S. Max Voltage Isolation Input-Ground: 1800Vac Response Deviation = 3% Output-Ground: 1500Vac Operating -10C to +70C Ripple and Noise 0.5%rms, 1% pk-pk, see chart. Start Up at -40C, full load Temperature Temperature Derate output power linearly above 50C to Output Voltage See chart Derating 50% at 70C Voltage +/-5% from nominal (except 56V) S t o r a g e T e m p erature -40C to +85C Adjustability Operating: -500 to 10,000 ft. Not required Minimum Load Altitude Non-operating: -500 to 40,000 ft. Total Regulation +/- 3% combined line, load and initial setting. Relative Humidity 5% to 95%, non-condensing Operating: 0.003g/Hz, 1.5grms overall, 3 Operating: Half-sine, 20gpk, 10ms, 3 axes, 6 axes, 10 min/axis shocks total Vibration Shock Non-Operating: 0.026g2/Hz, 5.0grms overall, Non-Operating: Half-sine, 40 gpk, 10 ms, 3 3 axes, 1 hr/axis axes, 6 shocks total W: 3.0 x L: 5.0 x H: 1.40 (from bottom of PC Dimensions Safety Standards EN/CSA/UL/IEC 60950-1, 2nd Edition Board). 465,000 hours, 275W load, 110Vac input, 325g Weight MTBF 25C ambient Auxiliary Signals Open collector logic signal goes and stays HIGH 5V 200 mA 100mS to 500mS after main output reaches Standby Output DC OK: regulation. Goes LOW with 5mS warning before loss of AC Power Fail: Fan Output: 12V 1A DC output after loss of AC power. Connect to inhibit pin (J201 pin 5) to output Forced Current Sharing provided for up to 5 Inhibit: Current Share: common to inhibit the DC output. units connected in parallel. Compensates for up to 250mV drop in load Remote Sense: lines. www.slpower.com CINT1275 REV 1.4 22-JAN-14 2