SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 1235, REV. A
W – SMD-2/3W Series
DC-DC Converters
Wide Input (2:1), 1500V Isolation, Regulated
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:
1500Vdc
1000MΩ
Continuous
Max. 25°C, Typ. 15°C
Free-Air Cooling
-40°C ~ +
70°C
-40°C ~ + 125°C
≤
95%
300°C
Non-Flammable Material (UL94-V0)
> 1,000,000 hours (Operating Temp. 25°C)
W-SMD-2W/3W Series Input Characteristics
Part Number
Nominal Input Voltage
W0515GT2
W12XXH/GT2/3
W24XXH/GT2/3
5Vdc
12Vdc
24Vdc
Input Voltage Range
4.5~9Vdc
9~18Vdc
18~36Vdc
Maximum Input Voltage*
12Vdc
18Vdc
36Vdc
75Vdc
W48XXH/GT2/3
48Vdc
36~72Vdc
*
Voltage above this value may cause permanent damage to the device.
W-SMD-2W/3W Series Output Characteristics
Parameter
Output Power
Output Voltage Accuracy
Voltage Regulation
Load Regulation
Temperature Coefficient
Ripple
Noise
Switching Frequency at 100% Load
Switching Frequency at 25% Load
1.
2.
MIN
TYP
±
1
0.1
0.3
±
0.01
20
100
MAX
3
±
3
0.3
1.0
±
0.02
50
300
200
550
Units
W
%
%
%
%/°C
MVp-p
MVp-p
kHz
kHz
80
250
All specifications at T
A
=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
1235,
REV.
A
W
-
SMD-2W/3W
Series
DISCLAIMER:
1- The information given herein, including the specifications and dimensions, is subject to change without prior not ice to
improve product characteristics. Before ordering, purchasers are advised to contact the Sensitron Semiconductor sales
department for the latest version of the datasheet(s).
2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation,
traffic equipment, medical equipment , and safety equipment) , safety should be ensured by using semiconductor devices
that feature assured safety or by means of users’ fail-safe precautions or other arrangement .
3- In no event shall Sensitron Semiconductor be liable for any damages that may result from an accident or any other
cause during operation of the user’s units according to the datasheet(s). Sensitron Semiconductor assumes no
responsibility for any intellectual property claims or any other problems that may result from applications of information,
products or circuits described in the datasheets.
4- In no event shall Sensitron Semiconductor be liable for any failure in a semiconductor device or any secondary damage
resulting from use at a value exceeding the absolute maximum rating.
5- No license is granted by the datasheet(s) under any patents or other rights of any third party or Sensitron
Semiconductor.
6- The datasheet(s) may not be reproduced or duplicated, in any form, in whole or part, without the expressed writ ten
permission of Sensitron Semiconductor.
7- The products (technologies) described in the datasheet(s) are not to be provided to any party whose purpose in their
application will hinder maintenance of international peace and safety nor are they to be applied to that purpose by their
direct purchasers or any third party. When exporting these products (technologies), the necessary procedures are to be
taken in accordance with related laws and regulations.
•
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
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