SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 2055, REV. -
W – 2W/3W Series
DC-DC Converters
Wide Input (2:1), 1000V Isolation, Regulated, Dual Independent Output
FEATURES:
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Isolation Voltage:
Isolation Resistance (1):
Short-Circuit Duration:
Case Temperature Rise:
Cooling Method:
Operating Temp.:
Storage Temp.:
Humidity:
Soldering Temp. (2):
Case Material:
Mean Time Before Failure:
1000Vdc
1GΩ
Continuous
Max. 25°C, Typ. 15°C
Free-Air Cooling
-40°C ~ + 85°C
-50°C ~ + 125°C
≤
95%
300°C
Non-Flammable Material (UL94-V0)
> 1,090,000 hours (Operating Temp. 25°C)
W-2W/3W Dual Independent Output Series Input Characteristics
Part Number
W05XXKD2/3
W12XXKD2/3
W24XXKD2/3
Nominal Input Voltage
5Vdc
12Vdc
24Vdc
Input Voltage Range
4.5~9Vdc
9~18Vdc
18~36Vdc
Maximum Input Voltage*
11Vdc
22Vdc
40Vdc
80Vdc
W48XXKD2/3
48Vdc
36~72Vdc
*
Voltage above this value may cause permanent damage to the device.
W-2W/3W Dual Independent Output Characteristics
Parameter
Output Power
Output Voltage Accuracy
Efficiency at 25% Load
Efficiency at 100% Load
Voltage Regulation
Vo1 Load Regulation
Vo2 Load Regulation
Temperature Coefficient
Ripple
Noise
Switching Frequency at 100% Load
Switching Frequency at 25% Load
1.
2.
80
250
10
100
±
1
65
75
0.1
0.2
3
0.2
0.5
5
0.02
20
300
200
550
MIN
TYP
MAX
3
±
3
Units
W
%
%
%
%
%
%
%/°C
mVp-p
mVp-p
kHz
kHz
All specifications at TA=25°C, 75% of the humidity, Nominal input voltage, full output load unless otherwise
specified.
Soldering for 10 seconds at 1.5mm away from the edge.
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221 West Industry Court
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Deer Park, NY 11729-4681
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Phone (631) 586-7600
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Fax (631) 242-9798
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World Wide Web Site - http://www.sensitron.com
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E-Mail Address - sales@sensitron.com
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SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 2055, REV. -
W-2W/3W Dual Independent Output
Part Number List
Input
Output
Power
Dual-2W
W050505KD2
5Vdc
W050909KD2
W051212KD2
W051515KD2
5V/200m A
12Vdc
9V/111m A
12V/83m A
15V/67m A
5V/300m A
24Vdc
9V/160m A
12V/125m A
15V/100m A
2.00W
2.00W
2.00W
2.00W
3.00W
3.00W
3.00W
3.00W
W120505KD2
W120909KD2
W121212KD2
W121515KD2
W240505KD2
W240909KD2
W241212KD2
W241515KD2
W480505KD2
48Vdc
W480909KD2
W481212KD2
W481515KD2
W – 2W/3W Series
Dual-3W
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W120505KD3
W120909KD3
W121212KD3
W121515KD3
W240505KD3
W240909KD3
W241212KD3
W241515KD3
W480505KD3
W480909KD3
W481212KD3
W481515KD3
•
221 West Industry Court
•
Deer Park, NY 11729-4681
•
Phone (631) 586-7600
•
Fax (631) 242-9798
•
•
World Wide Web Site - http://www.sensitron.com
•
E-Mail Address - sales@sensitron.com
•
SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 2055, REV. -
W – 2W/3W Series
Mechanical Dimension: in inches / (mm) & Pin Configuration
WxxyyyyKD-2/3
PIN CONFIGURATION
Pin
2
3
9
10
11
14
15
16
22
23
Funtion
-Vin
-Vin
0V2
NC
Vo2
Vo1
NC
0V1
Vin
Vin
•
221 West Industry Court
•
Deer Park, NY 11729-4681
•
Phone (631) 586-7600
•
Fax (631) 242-9798
•
•
World Wide Web Site - http://www.sensitron.com
•
E-Mail Address - sales@sensitron.com
•