IWS DC-DC Series Data Sheet
Single-Output, 10 Watts
Features
• Industry-standard package
• Industry-standard pinout
• 85°C case operation
• Short-circuit protection
• 5, 12, 24, and 48V input versions
• Input Pi filter and 6-sided shielding
• Regulated outputs
Description
• 500V isolation
IWS DC-DC converters offer excellent regulation and
isolation in an industry-standard package. Available in
several input versions, the IWS is perfect for industrial,
datacom, or telecom applications. The IWS features
short-circuit protection and 500 VDC isolation. Please
see the IWD series for dual-output applications.
Efficiency vs. Load (5V Input)
90
85
Technical Specifications
80
IWS515
Input
IWS548
75
Voltage Range
5 VDC Nominal
12 VDC Nominal
24 VDC Nominal
48 VDC Nominal
Reflected Ripple
4.5 - 9 VDC
9 - 18 VDC
18 - 36 VDC
36 - 72 VDC
70
10
20
30
40
50
60
70
80
90
100
LOAD %
20% I Max.
in
Efficiency vs. Load (12V Input)
Reverse Input Current
100% I Max.
in
90
85
80
75
70
65
60
55
50
Output
Setpoint accuracy
1%
0.5% Vout
1.0% Vout
10 % Iout Rated
25% Iout
-1205
-1212
-1215
Line regulation Vin Min. - Vin Max., Iout Rated
Load regulation Iout Min. - Iout Max., Vin Nom.
Minimum output current
Dynamic regulation, loadstep
Pk deviation
1% Vout
Settling time
500 µs
10
20
30
40
50
60
70
80
90
100
Temperature coefficient
0.02%/°C
LOAD %
Ripple and noise, 20 MHz BW
Short-circuit protection 1
Current Limit
1% Vout Nom.
Continuous
130%
General
Switching Frequency
Isolation
300 kHz
Input - Output
Input - Case
500 VDC
500 VDC
500 VDC
9
Notes
Output - Case
1
Continuous short-circuit protection is provided. Long-term continuous
operation in this mode is not recommended. Converter will auto-restart
once fault has been removed.
Isolation Resistance - Input to Output
Standard Case Operating Range
Industrial Range (add -I to p/n)
Storage Range
10 Ohms
-25 to +85°C
-40 to +85°C
Specifications typically at 25°C, normal line, and full load, unless
otherwise stated.
-40 to +125°C
95%
Soldering Conditions: I/O pins, 260°C, ten seconds; fully compatible with
commercial wave-soldering equipment.
Humidity Max., Non-Condensing
Vibration, 3 Axes, 5 Min Each
Safety
5 g, 10 - 55 Hz
UL, cUL, TUV
1.4 oz
Safety: Agency approvals may vary from model to model. Please
consult factory for specific model information.
Weight (approx.)
REV. NOV 18, 2003
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