KWS-A Series Single Output 5W to 25W AC-DC PCB-Mount Power Supplies Features Wide Temperature Range -40 (start up) to +85C <0.5W O -Load Power Draw E ciencies up to 88% Compact Sizes Class II, No Ground Connection Key Market Segments & Applications Speci cations Model KWS5A KWS10A KWS15A KWS25A AC Input Voltage VAC 85 - 265VAC(1) Input Frequency Hz 47 - 440Hz DC Input Voltage VDC 120 - 370VDC (No safety certi cation) Inrush Current (cold start) A 15A at 100VAC, 30A at 200VAC Power Factor - Meets EN61000-3-2 Input Current (100/200VAC) A 0.13 / 0.07A 0.25 / 0.13A 0.33 / 0.24A 0.56 / 0.34A Output Voltage Accuracy % 5% O -load Power Draw W <0.5W Temperature Coe cient %/C <0.02%/C Overcurrent Protection - >103% of rated current Overvoltage Protection V 5V: 5.75 - 7V, 12V: 13.8 - 18.3V, 15V: 17.25 - 22.4V, 24V: 27.6 - 34V Hold Up Time (100 / 200V input) ms 15 / 45ms 10 / 30ms Leakage Current mA <0.25mA at 265VAC, 60Hz Operating Temperature (2) C -40C start-up -10 to +85C. Derate linearly to 10% load from +55 to +85C (2) Storage Temperature C -40 to +85C Humidity (non condensing) %RH 30 - 90%RH Operating, 20 - 95%RH Storage Cooling - Convection Cooled Withstand Voltage VAC Input to Output 3kVAC Isolation Resistance M >100M at 25C & 70%RH, Input to Output 500VDC Vibration (non operating) - 10 - 55Hz: 1.65mm p-p (Max 10G) sweep for 1 min X, Y, Z for 1 hour Shock - < 50G for 11 5ms on (X,Y,Z) each axis 3 times Immunity - IEC61000-4-2, -3, -4, -5, -6, -8, -11 IEC61000-6-2 Safety Agency Certi cations - IEC/EN/UL/CSA60950-1, IEC/EN/UL/CSA62368-1 and CE Mark Conducted & Radiated EMI - EN55011-A, EN55022-A, FCC Class A (Requires external X capacitor to meet -B) Weight (Typ) g 35 35 60 85 Size (LxWxH) mm 38.1 x 25.4 x 21.5mm 50.8 x 25.4 x 24mm 63.5 x 25.4 x 29mm MTBF - Telcordia SR-332 issue 3* Hours 14,416,059 7,784,121 8,202,502 5,747,627 Warranty yrs Three Years Notes: * 24V output model, 25C ambient, full load, 230VAC input (1) Derate to 80% load from 100 to 85VAC input (KWS5A 90% load from 90 to 85VAC) (2) KWS10A-5, KWS15A-5, KWS25A-5: Derate linearly to 10% load from +45 to +85CKWS-A Series Model Selector Max Max Load Line Ripple Voltage Current Power Reg Reg Noise E ciency (3) Model (V) (A) (W) (mV) (mV) (mV) (typ) % KWS5A-5 5 1.0 5.0 40 20 200 76 / 74 KWS10A-5 5 2.0 10.0 40 20 200 76 / 77 KWS15A-5 5 3.0 15.0 40 20 200 77 / 78 KWS25A-5 5 5.0 25.0 40 20 200 81 / 82 KWS5A-12 12 0.45 5.4 96 48 240 78 / 75 KWS10A-12 12 0.9 10.8 96 48 240 80 / 81 KWS15A-12 12 1.3 15.6 96 48 240 81 / 83 KWS25A-12 12 2.2 26.4 96 48 240 84 / 86 KWS5A-15 15 0.35 5.3 120 60 240 79 / 75 KWS10A-15 15 0.7 10.5 120 60 240 81 / 82 KWS15A-15 15 1.0 15.0 120 60 240 82 / 84 KWS25A-15 15 1.7 25.5 120 60 240 85 / 87 KWS5A-24 24 0.22 5.3 150 96 240 80 / 77 KWS10A-24 24 0.5 12.0 150 96 240 82 / 84 KWS15A-24 24 0.7 16.8 150 96 240 82 / 85 KWS25A-24 24 1.1 26.4 150 96 240 86 / 88 Notes: (3) 115 / 230VAC input. Full load KWS5A, KWS10A Outline Drawing Similar Models For Additional Information, please visit