Datasheet

KAS Series
2-4W Wide AC-DC Input
PCB-Mount Power Supplies
KAS Series
1
www.uk.tdk-lambda.com/kas
Specication
7HVW
,QGXVWULDO
%URDGFDVW
&RPP
Model KAS2 KAS4
Input Voltage Range - 90-305VAC 47-63Hz or 120-430VDC* 90-305VAC 47-440Hz or 120-430VDC*
Inrush Current Limiting (115 / 230VAC) (1) A 30 / 50A 15 / 25A
Input Current (115 / 230VAC) mA 75 / 55mA 110 / 70mA
No Load Power Consumption W <0.3W
Recommended External Fuse - 3.15 A slow blow type
 TemperatureCoefcient -  ±0.02%/°C
 VoltageSetAccuracy % ±6% ±2%
Minimum Load - None
Overcurrent Protection - Hiccup mode, automatic recovery
 OvervoltageProtection % No
Hold-up Time (115 / 230VAC) ms >15ms
Leakage Current (Touch) mA <0.25mA at <240VAC
Operating Temperature -
  -40°Cto+80°C,deratelinearlyto40% -40°Cto+70°C,deratelinearlyto40%
    loadfrom60°Cto80°C  loadfrom50°Cto70°C(2)
 StorageTemperature  - -40°Cto+85°C
 Humidity  %RH 10%to95%RH(non-condensing)
Cooling - Convection
Withstand Voltage VAC Input to output: 3kVAC
Immunity - EN55024 (With external varistor L-N rated at 350Vrms maximum, 920V clamp, 0.6W minimum)
 SafetyAgencyCertication -  UL/CSA/IEC/EN60950-1,IEC/EN60335-1(Designedtomeet),CEMark
Conducted and Radiated EMI - EN55032 Class B
Weight g 19.9 26
 Size(LxWxH) mm 28.5x25.8x17.0 37.0x27.5x17.5
 Mounting&Case - PCboardmountable.Resincase(UL94V-0)
MTBF (MIL-HDBK-217F) hrs >450,000 hours
Warranty yrs 3
Notes:
(1) Cold start, 25
o
Cambient.Requires10Ω5AexternalNTCthermistor
(2) Model dependent, see installation manual for details
*SafetycertiedforACinput,47-63Hzonly
Features Benets
 •90-305VACInputVoltage •GlobalUse
 •ClassII(Nogroundneeded) •EasyRapidOn-BoardIntegration
 •WideTemperatureRange(-40to+80°C) •UseinaRangeofProfessionalIndustrialApplications
 •Lowoff-loadPowerConsumption •FriendlyEnvironmentalFootprint