Corporate: www.cdtechno.com
Corporate: www.cdtechno.com
Product: www.cdpoweronline.com
WPA50
50 Watt Single Output Eighth Brick DC/DC Converter
z IsolationVoltage of 1500VDC
z High Reliability
z Fixed Frequency Operation
z Safety per UL/CUL 60950, EN 60950,
Operational Insulation Meets TNV-SELV
IsolationRequirements
z Meets Conducted Emissions Requirements
of FCC Class B and EN55022 Class B with
External Filter
z C&D Technologies, Power Electronics
Division is ISO9001:2000 Certified
z No Heatsinks
z Low Profile and Low Weight
z Thermal Shutdown
z Industry Standard Footprint & Size -
2.3” x 0.9” x 0.35”
(58.42mm x 22.86mm x 9.0mm)
z High Efficiency - Up To 91%
z Wide InputVoltage Range: 36 – 75VDC
z Output Voltages: 1.2V, 1.5V, 1.8V,
2.2V, 2.5V, 3.3V & 5.0V
z Remote Output Sense
z Remote ON/OFF (Positive or
Negative Logic)
z Output Overcurrent Protection -
Hiccup Mode
z Input Side “L” Filter
z No Minimum Load Required
The WPA50 Series is a 50 Watt single
output, low-profile DC-DC converter in
an industry standard package of 2.3” x
0.9” x 0.35” (58.42mm x 22.86mm x
9.0mm). The WPA50 uses unique
versatile solution for a whole range of
applications with its input voltage range modules are certified to UL/CUL 60950,
of 36-75 VDC and output voltages
between 1.2VDC and 5.0VDC.
applications. WPA DC-DC converter
and VDE to EN60950. It meets CISPR22/
EN55022/FCC15J Class B specs for EMI
levels with external filtering.
The power dissipation of the WPA50
proprietary technologies to deliver ultra- series is so low that a heat sink is not
This high quality and highly reliable
product is competitively priced and an
ideal solution for distributed power,
high efficiencies and excellent thermal
performance. It includes extensive
control and protection features for
maximum flexibility and provides a
required. The product features fast
dynamic response characteristics and
low output ripple critical for low voltage telecoms and datacom applications.
PRODUCTSELECTIONCHART
NOMINAL
RATED
INPUT
VOLTAGE
(VDC)
48
OUTPUT
VOLTAGE
(VDC)
1.2
OUTPUT CURRENT
INPUT
CURRENT
RATED LOAD (A)
0.58
EFFICIENCY
MIN
RATED
OUTPUT (A)
(%)
MIN
80
82
85
85
85
88
90
MODEL
LOAD(A)
WPA50R48S012
WPA50R48S015
WPA50R48S018
WPA50R48S022
WPA50R48S025
WPA50R48S033
WPA50R48S050
0.0
0.0
0.0
0.0
0.0
0.0
0.0
18
18
18
18
18
15
10
48
48
48
48
48
48
1.5
1.8
2.2
2.5
3.3
5.0
0.70
0.80
0.99
1.11
1.20
1.17
ABSOLUTEMAXIMUMRATINGS
Output Short-Circuit Duration
Internal Power Dissipation
Lead Temperature (soldering, 10 seconds max)
Continuous Input Voltage
Storage Temperature
Input to Output Isolation
Continuous
As low as 5 Watts
+300°C
75 VDC
+125°C
1500 VDC