IWS SERIES - 10 WATT
DESCRIPTION
FEATURES
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.
• 5, 12, 24, and 48V
Input Versions
• Input Pi Filter and
6-Sided Shielding
• Regulated Outputs
• 500V Isolation
• Industry-Standard Package
• Industry-Standard Pinout
• 85°C Case Operation
• Short-Circuit Protection
Efficiency vs. Load (5V Input)
90
85
80
75
70
TECHNICAL SPECIFICATIONS
IWS515
IWS548
Input
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
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 ms
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. JUN 17, 2002
1