KM Series
15-40W Medical AC-DC PCB-Mount Power Supplies
Features
u Small size and lightweight
u PC Board Mountable
u Wide Range Input
u Medical Safety Certifications (4kVAC Input - Output)
u Class II (No ground needed)
u High efficiency
Key Market Segments & Applications
Specifications
Model
Input Voltage Range
Inrush Current Limiting
Input Current (115 / 230VAC)
Recommended External Fuse
Temperature Coefficient
Ripple and Noise (pk-pk)
Overcurrent Protection
Overvoltage Protection
Hold-up Time (typical)
Enclosure Leakage (240VAC 63Hz)
(264VAC 63Hz)
Operating Temperature
Storage Temperature
Humidity
Cooling
Withstand Voltage
Immunity
Safety Agency Certification
Conducted EMI
Switching Frequency
Weight
Size (LxWxH)
Mounting & Case
MTBF
Warranty
KMS15
KMD15
KMT15
KMS40
KMD40
KMT40
90-264VAC 47-440Hz or 100-375VDC
10 / 20A, cold start, 25°C ambient (115 / 230VAC)
220 / 118mA
860 / 460mA
2A slow blow type
3.15A slow blow type
±0.01%/°C
50mV or 1%, whichever is greater
> 105%, hiccup mode, automatic recovery
Yes, Zener diode clamp
20ms
18ms
0.055 max
0.08 max
0.06 max
0.085 max
°C -25°C to 70°C, derate linearly to 50%(1) load from 50°C to 70°C. Max case temperature 95°C
°C
-40°C to 100°C
%RH
20% to 95% RH (non-condensing)
Convection, over temperature protected ~100°C case temperature
VAC
Input to output: 4kVAC
EN60601-1-2
UL60601-1, IEC60601-1, CE Mark, EN60950-1
EN55011, EN55022 Class B
EN55011, EN55022 Class A
kHz
132kHz
g
120
280
in
2.52 x 1.79 x 0.92”
3.5 x 2.5 x 1.06”
PC board mountable. Plastic resin fiberglass case (UL 94V-0)
hrs
200,000 to 400,000 hours, model dependent
yrs
2 years
A
mA
mV
%
ms
mA
(1) KM15 derates linearly to 40% load
1-800-526-2324 • www.us.tdk-lambda.com/lp/
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