title: COSEL Power Supply, Noise Filter 2025 Product Catalog

Summary

COSEL Power Supply, Noise Filter 2025 Product Catalog

AC-DC Power Supplies Open Frame/ Enclosed TypeLFA75FOrdering informationLF A 75 F -O -O1 2 3 4 5 6RExample recommended EMI/EMC filterNAC-04-472High voltage pulse noise type : NAP seriesLow leakage current type : NAM series* A higher current rating EMI/EMC filtermay be recommended in view of theother devices that could be connectedin parallel with the power supply.1 Series name2 Single output3 Output wattage4 Universal input5 Output voltage6 OptionalC : with CoatingG : Low leakage currentJ1 : VH(J.S.T.)connector typeS : with ChassisSN : with Chassis & coverY : with PotentiometerSpecification is changed atoption, refer to InstructionManual.LFAThis power supply is manufactured by SMD technology. The stress to P.C.B like twisting or bending causes the defect of the unit, so handle the unit with care.*Make sure necessary tests will be carried out on your end equipment with the power supply installed in accordance with any required EMC/EMI regulations.MODELLFA75F-3R3-YLFA75F-5LFA75F-12LFA75F-15LFA75F-24LFA75F-36LFA75F-48MAX OUTPUT WATTAGE[W]49.57575.67576.875.676.8DC OUTPUT3.3V 15A5V 15A12V 6.3A15V 5A24V 3.2A36V 2.1A48V 1.6ASPECIFICATIONSMODELLFA75F-3R3-YLFA75F-5LFA75F-12LFA75F-15LFA75F-24LFA75F-36LFA75F-48VOLTAGE[V]AC85 - 264 1f (Refer to“Derating”, Instruction Manual 1 and 3) *3CURRENT[A]FREQUENCY[Hz]50 / 60 (47 - 63)ACIN 100V 73.5typ 78.0typ 81.5typ 81.5typ 82.5typ 82.5typ 82.5typEFFICIENCY[%]INPUTACIN 200V 75.0typ 80.0typ 83.0typ 83.0typ 84.5typ 84.5typ 84.5typACIN 100V 0.96typ 0.97typPOWER FACTOR (Io=100%)ACIN 200V 0.83typ 0.90typACIN 100V 15typ (Io=100%) (At cold start) (Ta=25C)INRUSH CURRENT[A]ACIN 200V 30typ (Io=100%) (At cold start) (Ta=25C)LEAKAGE CURRENT[mA]0.40 / 0.75max (ACIN 100V / 240V 60Hz, Io=100%, According to IEC62368-1 and DEN-AN)VOLTAGE[V]3.351215243648CURRENT[A]15.015.06.35.03.22.11.6LINE REGULATION[mV]*420max20max48max60max96max144max192maxLOAD REGULATION[mV]*440max40max100max120max150max240max240maxRIPPLE[mVp-p]0 to +50C *1 120max 120max 150max 150max 150max 250max 250maxRIPPLE NOISE[mVp-p]OUTPUT-10 - 0C *1 160max 160max 180max 180max 180max 300max 300maxTEMPERATURE REGULATION[mV]DRIFT[mV]*220max20max48max60max96max144max192maxSTART-UP TIME[ms]350typ (ACIN 100V, Io=100%)HOLD-UP TIME[ms]20typ (ACIN 100V, Io=100%)OUTPUT VOLTAGE ADJUSTMENT RANGE[V]2.85 to 3.63Fixed (“Y”option is available for adjusting output voltage between±10%)OUTPUT VOLTAGE SETTING[V]3.30 to 3.404.90 to 5.3011.50 to 12.5014.40 to 15.6023.00 to 25.0034.50 to 37.5046.00 to 50.00OVERCURRENT PROTECTIONWorks over 105% of rating and recovers automaticallyPROTECTIONCIRCUIT ANDOTHERSOVERVOLTAGE PROTECTION4.00 to 5.255.75 to 7.0013.80 to 16.8017.25 to 21.0027.60 to 33.6041.40 to 50.4055.20 to 67.20OPERATING INDICATIONNot providedREMOTE SENSINGNot providedREMOTE ON/OFFNot providedINPUT-OUTPUTAC3,000V 1minute, Cutoff current = 10mA, DC500V 50MW min (At Room Temperature)ISOLATIONINPUT-FGAC2,000V 1minute, Cutoff current = 10mA, DC500V 50MW min (At Room Temperature)OUTPUT-FGAC500V 1minute, Cutoff current = 25mA, DC500V 50MW min (At Room Temperature)OPERATING TEMP.,HUMID.AND ALTITUDE-10 to +70C, 20 - 90%RH (Non condensing) (Refer to“Derating”, Instruction Manual 3), 3,000m (10,000feet) max *3ENVIRONMENTIMPACT196.1m/s 2 (20G), 11ms, once each X, Y and Z axisSAFETY ANDAGENCY APPROVALSUL60950-1, C-UL (CSA60950-1), EN62368-1 Complies with DEN-ANNOISECONDUCTED NOISEComplies with FCC-B, VCCI-B, CISPR-B, EN55011-B, EN55022-BREGULATIONSHARMONIC ATTENUATORComplies with IEC61000-3-2 (Class A) *5OTHERS*1 This is the value that measured on measuring board with capacitor of 22mF at 150mmfrom output terminal.Measured by 20MHz oscilloscope or Ripple-Noise meter (Equivalent to KEISOKU-GIKEN:RM103).*2 Drift is the change in DC output for an eight hour period after a half-hour warm-up at25C, with the input voltage held constant at the rated input/output.LFA-10? 220 ?*3 Derating is required.*4 Please contact us about dynamic load and input response.*5 Please contact us about another class.* To meet the specifications. Do not operate over-loaded condition.* Parallel operation is not possible.* Derating is required when operated with chassis and cover.* Sound noise may be generated by power supply in case of pulse load.