SPECIFICATIONS, ALL MODELS
Specifications are at T
CASE
= +40°C nominal input voltage unless otherwise specified.
PARAMETER
INPUT
Voltage Range
Reflected Ripple Current
CONDITIONS
WPN30R48xxyzz
MIN
36
TYP
48
50
MAX
75
75
UNITS
V
DC
mA
INPUT
INPUT CONTROL
Temperature Shutdown
Temperature Hysteresis
Quiescent Standby Current
Under Voltage Shutdown
Under Voltage Hysteresis
Current into & Vin
WPN30R48xxyzz
WPN30R48xxyzz
8
32.5
1
107
5
10
°C
°C
mA
V
V
PARAMETER
ISOLATION
Rated Voltage
Resistance
Capacitance
Leakage Current
OUTPUT
Rated Power
Voltage Setpoint Accuracy
Single Output
Temperature Coefficient
Line Regulation
Single Output
Load Regulation
Single Output
Ripple & Noise
Single Output
Output Adjust Range
Output Adjust Current
Short Circuit Protection
Single Output
GENERAL
Switching Frequency
MTTF per MIL-HDBK-217
Ground Benign
Package Weight
TEMPERATURE
Operation/Specification
Storage
Shutdown Temperature
Thermal Impedance, Case-Ambient
CONDITIONS
MIN
1500
TYP
MAX
UNITS
V
DC
GΩ
pF
μArms
10
1000
240V
AC
100
30
±1.5
±0.2
High Line to Low Line
±0.1
Min. Load to Nom Load
±0.4
BW = 5Hz to 20 MHz
All Outputs
Current Sourced/Sank by Vadj Pin
50
±10
80
±12
±0.5
7.5
W
%
%/°C
%
%
mVp-p
%
mA
A
GENERAL
300
Circuit Stress Method
TA = +25°C, Unmodified Database
90
1,500,000
kHz
Hr
g
Case Temperature
Case Temperature
Case Temperature
-40
-55
+105
+100
+110
+107
7
°C
°C
°C
°C/W
Product: www.cdpowerelectronics.com
WPN30R
REV A
6/02
2
PERFORMANCE GRAPHS
EFFICIENCY VS. OUTPUT LOAD
90
85
Change in Efficiency (%)
EFFICIENCY (%)
80
75
70
65
60
55
50
10
20
40
50
60
80
15V
12V
5V
3V
10
10
EFFICIENCY VS. TEMPERATURE
5
5
100% Load
0
0
20% Load
-5
-5
100
-10
Output Load (% or Rated)
-10
-40
-15
25
65
110
Tcase (C)
EFFICIENCY VS. INPUT VOLTAGE
90
100%Load
OUTPUT RIPPLE VS. INPUT VOLTAGE
1.4
CHANGE IN EFFICIENCY (%)
Normalized Output Ripple
85
80
75
70
65
50%Load
1.2
1
0.8
0.6
10%Load
60
34
39
44
49
54
Vin
59
64
69
74
0.4
LL
Nom
HL
Vin
Vin
5
5
3 -trim +trim
TRIM RESISTOR VS. OUTPUT VOLTAGE CHANGE
50
45
40
Trim Resistor (K Ohms)
OUTPUT RIPPLE VS. TEMPERATURE
1.2
35
30
25
20
15
10
5
0
10
9
8
7
6
5
4
3
2
1
Normalized Output Ripple
1
0.8
0.6
-40
-15
25
65
110
Tcase (C)
Percentage Change In Output Voltage
TRIM RESISTOR VS. OUTPUT VOLTAGE CHANGE
12 15
15
+trim -trim trim
HYSTERESIS GRAPH
100
90
80
Trim Resistor (K Ohms)
70
60
50
40
30
20
10
0
10
9
8
7
6
5
4
3
2
1
Percentage Change In Output Voltage
Undervoltage Lockout Threshold Voltages
Nominal Input Shutdown Low
Voltage Range
Voltage (V1)
OFF
48
32.5
Shutdown High
Voltage (V2)
ON
33.5
Specifications typical at TA=25°C, rated output current.
Product: www.cdpowerelectronics.com
WPN30R
REV A
6/02
3
MECHANICAL
TOP
VIEW
SIDE
VIEW
WPN30Rxxyzz
SINGLE
BOTTOM
VIEW
NOTES
All dimensions are in inches (millimeters).
Unless stated otherwise, dimensional
tolerance + 0.010” (+0.2mm).
Pin placement tolerance: +0.015” (+0.2mm).
Marked with specific model ordered, date,
code, job code.
MATERIAL: Lead material is brass with a
solder plated surface to allow ease of
solderability.
ORDERING INFORMATION
WPN30R xxyzz -
Device Family
Indicated 30 Watt Regulated DC/DC Converter
Model Number
Selected from Table of Electrical Characteristics
Where:
xx = Input Voltage
y = Number of Outputs (Single “S”)
zz = Output Voltage
Remote On/Off Logic
Positive Logic - No Number
Negative Logic - 1
Power Electronics Division, United States
3400 E Britannia Drive, Tucson, Arizona 85706
Tel: 800.547.2537 Fax: 520.295.4197
C&D Technologies, (NCL)
Milton Keynes MK14 5BU UK
Tel: +44 (0)1908 615232 Fax: +44 (0)1908 617545
Any data, prices, descriptions or specifications presented herein are subject to revision by C&D Technologies, Inc. without notice. While such information is believed to
be accurate as indicated herein, C&D Technologies, Inc. makes no warranty and hereby disclaims all warranties, express or implied, with regard to the accuracy or
completeness of such information. Further, because the product(s) featured herein may be used under conditions beyond its control, C&D Technologies, Inc. hereby
disclaims all warranties, either express or implied, concerning the fitness or suitability of such product(s) for any particular use or in any specific application or arising
from any course of dealing or usage of trade. The user is solely responsible for determining the suitability of the product(s) featured herein for user’s intended purpose
and in user’s specific application. C&D Technologies, Inc. does not warrant or recommend that any of its products be used in any life support or aviation or aerospace
applications.
Product: www.cdpowerelectronics.com
WPN30R
REV A
6/02
4
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