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)
MTBF - Telcordia SR-332 issue 3*
Warranty
Notes:
* 24V output model, 25°C 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 +85°C
VAC
Hz
VDC
A
-
A
%
W
%/°C
-
V
ms
mA
°C
°C
%RH
-
VAC
MΩ
-
-
-
-
-
g
mm
Hours
yrs
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
>103% of rated current
5V: 5.75 - 7V, 12V: 13.8 - 18.3V, 15V: 17.25 - 22.4V, 24V: 27.6 - 34V
15 / 45ms
10 / 30ms
<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 - 90%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
14,416,059
7,784,121
8,202,502
5,747,627
Three Years
KWS5A
1-800-526-2324 • www.us.tdk-lambda.com/lp/
80
Disclaimer: us.tdk-lambda.com/lp/legal.htm
KWS-A Series
Model Selector
Model
KWS5A-5
KWS10A-5
KWS15A-5
KWS25A-5
KWS5A-12
KWS10A-12
KWS15A-12
KWS25A-12
KWS5A-15
KWS10A-15
KWS15A-15
KWS25A-15
KWS5A-24
KWS10A-24
KWS15A-24
KWS25A-24
Notes:
(3) 115 / 230VAC input. Full load
Voltage
(V)
5
5
5
5
12
12
12
12
15
15
15
15
24
24
24
24
Max
Current
(A)
1.0
2.0
3.0
5.0
0.45
0.9
1.3
2.2
0.35
0.7
1.0
1.7
0.22
0.5
0.7
1.1
Max
Power
(W)
5.0
10.0
15.0
25.0
5.4
10.8
15.6
26.4
5.3
10.5
15.0
25.5
5.3
12.0
16.8
26.4
Load
Reg
(mV)
40
40
40
40
96
96
96
96
120
120
120
120
150
150
150
150
Line
Reg
(mV)
20
20
20
20
48
48
48
48
60
60
60
60
96
96
96
96
Ripple
Noise
(mV)
200
200
200
200
240
240
240
240
240
240
240
240
240
240
240
240
Efficiency
(typ) %
(3)
76 / 74
76 / 77
77 / 78
81 / 82
78 / 75
80 / 81
81 / 83
84 / 86
79 / 75
81 / 82
82 / 84
85 / 87
80 / 77
82 / 84
82 / 85
86 / 88
KWS5A, KWS10A Outline Drawing
L
INPUT : 100-240VAC
50-60Hz
OUTPUT : 5 V
1A
R
-V
0.13 A
+V
EHFP
N
MADE IN JAPAN
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For Additional Information, please visit
us.tdk-lambda.com/lp/products/kwsa-series.htm
1-800-526-2324 • www.us.tdk-lambda.com/lp/
81
Revision p1.7: Dec 2016