P
POLYTRON DEVICES, Inc.
1 WATT
SINGLE OUTPUT
Isolated, Single-Inline Package
DC/DC Converters
Specifications
FEATURES
• Miniature Single-
Inline Package (SIP)
All specifications are typical at nominal input, full load, and 25˚C ,
unless otherwise noted.
INPUT
Input Voltages............................................................ Voltage Range
3.3 Vdc...........................................................2.97-3.63 Vdc
5 Vdc.............................................................4.5-5.5 Vdc
12 Vdc..............................................................10.8-13.2 Vdc
24 Vdc..............................................................21.6-26.4 Vdc
48 Vdc..............................................................43.2-52.8 Vdc
OUTPUT
Voltage Accuracy.........................................................................±5%
Line Regulation (10%to 100% FL)............................±1.2%/1% of Vin
Load Regulation (10%-100% FL)
3.3 and 5V Output...................................................15% max
9, 12 and 15V Output..............................................10% max
Ripple and Noise (20MHz Bw)...........................................150mV p-p
GENERAL
Efficiency...................................................70-75% Typical, See Chart
Isolation Voltage...................................................................1000 Vdc
Isolation Resistance.......................................................1000MOhms
Switching Frequency..............................................................100KHz
ENVIRONMENTAL
Operating Temperature Range..........................................0˚ to +71˚C
Storage Temperature Range........................................-55˚ to +130˚C
Cooling................................................................Free Air Convection
PHYSICAL
Case Material.......................................Non-Conductive Black Plastic
Dimensions.........................................................0.46” x 0.40” x 0.24”
.................................................(11.50 x 10.00 x 6.00 mm)
• High Efficiency
(70-75%)
• High Isolation Voltage
• Low Cost
• UL 94V-0 Package
Material
SWU0.5 & SWU1 Series
P.O. Box 398, Paterson, New Jersey 07544 U.S.A.
Tel: (973)345-5885 Fax: (973)345-1264 • Email: sales@polytrondevices.com • www.polytrondevices.com
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1 Watt Single Output DC/DC Converters
Selection Guide
Input Voltage
Nominal
(Vdc)
Output
Voltage
(Vdc)
3.3
5
9
12
15
3.3
5
9
12
15
3.3
5
9
12
15
3.3
5
9
12
15
3.3
5
9
12
15
Output
Current
(mA, Max)
154
200
110
84
67
154
200
110
84
67
154
200
110
84
67
150
100
56
42
34
150
100
56
42
34
Efficiency
%
70
70
75
75
75
70
70
75
75
75
70
70
75
75
75
70
70
75
75
75
70
70
75
75
75
Model Number
SWU0.5-33S33
SWU1-33S5
SWU1-33S9
SWU1-33S12
SWU1-33S15
SWU0.5-5S33
SWU1-5S5
SWU1-5S9
SWU1-5S12
SWU1-5S15
SWU0.5-12S33
SWU1-12S5
SWU1-12S9
SWU1-12S12
SWU1-12S15
SWU0.5-24S33
SWU1-24S5
SWU1-24S9
SWU1-24S12
SWU1-24S15
SWU0.5-48S33
SWU1-48S5
SWU1-48S9
SWU1-48S12
SWU1-48S15
SWU0.5 & SWU1 Series
(Continued)
Package
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
SIP
3.3
SINGLE OUTPUT VOLTAGE
5
12
24
48
Mechanical Specifications
0.01
(0.25 0.05)
0.17
(4.10)
0.40
(10.00)
0.24
(6.00)
I/O Connections
Pin
1
2
3
4
SINGLE
-Vin
+Vin
-Vout
+Vout
1
0.30
BOTTOM
0.08
(7.62)
VIEW
(1.90)
0.46
(11.50)
0.02
(0.50 0.05)
0.05
(1.25)
0.02
(0.50 0.05)
All Dimensions are in inches (mm)
P
POLYTRON DEVICES, Inc.
P.O. Box 398, Paterson, New Jersey 07544 U.S.A.
Tel: (973)345-5885 Fax: (973)345-1264 • Email: sales@polytrondevices.com • www.polytrondevices.com
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