DC-DC Converter UNIT
PU-2W Series
( 2 W UNREGULATED DC-DC CONVERTER)
FEATURES
1000VDC ISOLATION
EFFICIENCY UP TO 85%
INTERNAL SMD TECHNOLOGY
LOW COST
NO HEATSINK REQUIRED
UP TO 2W UNREGULATED
OUTPUT POWER
SINGLE IN LINE PACKAGE
100% BURNED IN
MTBF > 1,800,000 HOURS
OUTPUT SPECIFICATIONS
Voltage Setpoint Accuracy
Temperature Coefficient
Ripple & Noise (20MHz
BW)
Line Regulation
1
Load Regulation
2
Short Circuit Protection
+/-1.2% max
+/-8% max
Momentary
+/-2% max
+/-0.03%/
O
C
100mVp-p max
INPUT SPECIFICATIONS
Input Voltage Range
Input Filter
+/-10% max
Capacitor Type
GENERAL SPECIFICATIONS
Efficiency
Isolation Voltage
3
70%-85%
1000 VDC min
9
10 ohms min
100 KHz min
80pF max
1,800,000 Hours
2.3g Typ
Non-Conductive Plastic
19.6mm*7.1mm*10.2mm
ENVIRONMENTAL SPECIFICATIONS
Operating Temperature
Storage Temperature
Cooling
-25
O
C to +71
O
C
-55
O
C to +125
O
C
Free-Air Convection
Isolation Resistance
Switching Frequency
Isolation Capacitance
MTBF
Weight
ALL SPECIFICATIONS TYPICAL AT NOMINAL
LINE,
FULL
LOAD
,
AND
25
O
Case Material
Case Size
C
UNLESS
OTHERWISE NOTED.
1
2
3
Line Regulation is for a 1.0% change in input Voltage.
Load Regulation is for output load current change from 20% to 100%.
For 60 seconds
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Page: 1 / 6
Version: 4-Oct-02
DC-DC Converter UNIT
PU-2W Series
( 2 W UNREGULATED DC-DC CONVERTER)
SELECTION GUIDE
2W OUTPUT
MODEL
NUMBER
INPUT
VOLTAGE
(VDC)
5
5
5
5
5
5
5
5
12
12
12
12
12
12
12
12
24
24
24
24
24
24
24
24
OUTPUT
VOLTAGE
(VDC)
3.3
5
9
12
15
+/-5
+/-12
+/-15
3.3
5
9
12
15
+/-5
+/-12
+/-15
3.3
5
9
12
15
+/-5
+/-12
+/-15
OUTPUT
CURRENT
(mA)
500
400
222
167
133
+/-200
+/-84
+/-67
500
400
222
167
133
+/-200
+/-84
+/-67
500
400
222
167
133
+/-200
+/-84
+/-67
INPUT
CURRENT(mA)
FULL
LOAD
NO
LOAD
EFF
(%)
ISOLATION
(VDC)
PUS-0503.3-2W
PUS-0505-2W
PUS-0509-2W
PUS-0512-2W
PUS-0515-2W
PUD-0505-2W
PUD-0512-2W
PUD-0515-2W
PUS-1203.3-2W
PUS-1205-2W
PUS-1209-2W
PUS-1212-2W
PUS-1215-2W
PUD-1205-2W
PUD-1212-2W
PUD-1215-2W
PUS-2403.3-2W
PUS-2405-2W
PUS-2409-2W
PUS-2412-2W
PUS-2415-2W
PUD-2405-2W
PUD-2412-2W
PUD-2415-2W
452
520
506
500
488
520
500
488
185
214
214
200
196
214
200
196
92
107
107
103
101
107
103
101
40
40
40
40
40
40
40
40
15
15
15
15
15
15
15
15
10
10
10
10
10
10
10
10
73
77
79
80
82
77
80
82
74
78
78
83
85
78
83
85
74
78
78
81
83
78
81
83
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
Note: Other input to output voltages may be available. Please contact factory.
ORDERING INFORMATION:
FOR EXAMPLE:
PUS-****-2W(2W SINGLE OUTPUT)
PUD-****-2W(2W DUAL OUTPUT)
www.Power-Systems.de
Page: 2 / 6
Version: 4-Oct-02
DC-DC Converter UNIT
PU-2W Series
( 2 W UNREGULATED DC-DC CONVERTER)
MECHANICAL DIMENSIONS &
RECOMMENDED FOOTPRINT DETAILS
PIN
1
2
4
5
6
SINGLE
+Vin
-Vin
-Vout
NP
+Vout
DUAL
+Vin
-Vin
-Vout
COMMON
+Vout
SIMPLIFIED SCHEMATIC
SINGLE OUTPUT
+Vin
OSCILLATOR
DRIVER
DUAL OUTPUT
+Vout
+Vin
OSCILLATOR
DRIVER
+Vout
COMMON
-Vin
-Vout
-Vin
-Vout
www.Power-Systems.de
Page: 3 / 6
Version: 4-Oct-02
DC-DC Converter UNIT
PU-2W Series
( 2 W UNREGULATED DC-DC CONVERTER)
TYPICAL APPLICATIONS
SINGLE OUTPUT
INPUT
+Vin
+Vout
DUAL OUTPUT
INPUT
+Vin
+Vout
OUTPUT
OUTPUT
LOAD1
DC-DC
CONVERTER
-Vin
-Vout
LOAD
DC-DC
CONVERTER
-Vin
Common
LOAD2
-Vout
TYPICAL PERFORMANCE CUREVES
Specifications typical at TA=25
O
C
,nominal input voltage , rated output current unless otherwise specified.
VOUT VS LOAD(5Vout Models)
6.4
6.0
5.6
5.2
4.8
0
100
200
300
400
VOUT VS LOAD(+/- 5Vout Models)
6.4
6.0
5.6
5.2
4.8
0
+/-50
+/-100
+/-150
+/-200
Vout(V)
Output Current(mA)
Vout(V)
Output Current(mA)
VOUT VS LOAD(9Vout Models)
10.4
10.0
9.6
9.2
8.8
0
56
111
167
222
Vout(V)
Output Current(mA)
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Page: 4 / 6
Version: 4-Oct-02
DC-DC Converter UNIT
PU-2W Series
( 2 W UNREGULATED DC-DC CONVERTER)
VOUT VS LOAD(12Vout Models)
13.5
13.0
VOUT VS LOAD(+/- 12Vout Models)
13.5
13.0
12.5
12.0
11.5
0
42
84
126
167
12.5
12.0
11.5
0
SAFE
OPERATING
AREA
Vout(V)
Vout(V)
+/-21
+/-42
+/-63
+/-84
Output Current(mA)
Output Current(mA)
VOUT VS LOAD(15Vout Models)
16.5
16.0
VOUT VS LOAD(+/- 15Vout Models)
16.5
16.0
Vout(V)
15.5
15.0
14.5
0
34
67
101
133
Vout(V)
15.5
15.0
14.5
0
+/-17
+/-34
+/-52
+/-67
Output Current(mA)
Output Current(mA)
EFFICIENCY VS LOAD
OUTPUT POWER(W)
EFFICIENCY(%)
80.0
60.0
40.0
20.0
0.0
0
20
40
60
80
100
DERATING CURVE
2.5
2.0
1.5
1.0
0.5
0.0
-25
0
25
50
70
100
% OF RATED LOAD(%)
TA(degree C)
www.Power-Systems.de
Page: 5 / 6
Version: 4-Oct-02
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