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KWSA Datasheet, PDF (1/2 Pages) TDK Electronics – Single Output 5W to 25W AC-DC PCB-Mount Power Supplies
KWS-A Series
Single Output 5W to 25W AC-DC PCB-Mount Power Supplies
Features
 Wide Temperature Range -40 (start up) to +85°C
 <0.5W Off-Load Power Draw
 Efficiencies up to 88%
 Compact Sizes
 Class II, No Ground Connection
Key Market Segments & Applications
Specifications
Model
AC Input Voltage
Input Frequency
DC Input Voltage
Inrush Current (cold start)
Power Factor
Input Current (100/200VAC)
Output Voltage Accuracy
Off-load Power Draw
Temperature Coefficient
Overcurrent Protection
Overvoltage Protection
Hold Up Time (100 / 200V input)
Leakage Current
Operating Temperature (2)
Storage Temperature
Humidity (non condensing)
Cooling
Withstand Voltage
Isolation Resistance
Vibration (non operating)
Shock
Immunity
Safety Agency Certifications
Conducted & Radiated EMI
Weight (Typ)
Size (LxWxH)
Warranty
VAC
Hz
VDC
A
-
A
%
W
%/°C
-
V
ms
mA
°C
°C
%RH
-
VAC
MΩ
-
-
-
-
-
g
mm
yrs
KWS5A
KWS10A
KWS15A
KWS25A
85 - 265VAC(1)
47 - 440Hz
120 - 370VDC (No safety certification)
15A at 100VAC, 30A at 200VAC
Meets EN61000-3-2
0.13 / 0.07A
0.25 / 0.13A
0.33 / 0.24A
0.56 / 0.34A
±5%
<0.5W
<0.02%/°C
> 1.05% of rated current
5V: 5.75 - 7V, 12V: 13.8 - 18.3V, 15V: 17.25 - 22.4V, 24V: 27.6 - 34V
15 / 30ms
10 / 20ms
<0.25mA at 265VAC, 60Hz
-40°C start-up; -10 to +85°C. Derate linearly to 10% load from +55 to +85°C (2)
-40 to +85°C
30 - 95%RH Operating, 20 - 95%RH Storage
Convection Cooled
Input to Output 3kVAC
>100MΩ at 25°C & 70%RH, Input to Output 500VDC
10 - 55Hz: 1.65mm p-p (Max 10G) sweep for 1 min X, Y, Z for 1 hour
< 50G for 11 ±5ms on (X,Y,Z) each axis 3 times
IEC61000-4-2, -3, -4, -5, -6, -8, -11; IEC61000-6-2
EN60950-1, UL/CSA60950-1, CE Mark LVD & RoHS2
EN55011-A, EN55022-A, FCC Class A (Requires external X capacitor to meet -B)
35
35
60
85
38.1 x 25.4 x 21.5mm
50.8 x 25.4 x 24mm 63.5 x 25.4 x 29mm
Three Years
Notes:
(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 +85°C
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