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WDD30-03S2U Datasheet(PDF) 3 Page - Chinfa Electronics Ind. Co., Ltd.

Part # WDD30-03S2U
Description  DC - DC CONVERTER 23 ~ 30W SINGLE & DUAL OUTPUT
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Manufacturer  CHINFA [Chinfa Electronics Ind. Co., Ltd.]
Direct Link  http://www.chinfa.com
Logo CHINFA - Chinfa Electronics Ind. Co., Ltd.

WDD30-03S2U Datasheet(HTML) 3 Page - Chinfa Electronics Ind. Co., Ltd.

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WDD30U SERIES
SINGLE & DUAL OUTPUT
Characteristics
Conditions
min.
typ.
max.
unit
Switching frequency
Isolation voltage
Isolation resistance
Ambient temperature
Vi nom, Io nom
Input / Output
Input / Output, @ 500VDC
KHz
1,500
VDC
M
100
250
Case temperature
Operating at Vi nom, Io nom
oC
Storage temperature
Non operational
-40
+ 100
+ 100
oC
Derating
o
% / C
-40
oC
+ 60
-40
oC
See derating curve
Characteristics
Conditions
min.
unit
Output voltage accuracy
Vi nom, Io nom
typ.
max.
2
%
2
%
Minimum load
Line regulation
Io nom, Vi min ...Vi max
Vi nom
0
10
%
%
%
Load regulation
o
% / C
Temperature coefficient
Transient recovery time
Vi nom, Io 0 ... Io nom, single output models
Vi nom, Io nom
500
0.02
%
%
S
1
%
single output models
dual output models (each output)
Vi nom, Io min ... Io nom, dual output models
Vi nom, Io nom,
BW = 20MHz
Ripple & noise
Vi nom, Io 0 ...1/2 Io nom
2
5
Voltage trim range
Vi nom
10
%
%
Efficiency
Up to 89%, See model list
Vi nom, Io nom, Po / Pi
OUTPUT SPECIFICATIONS
mV
3.3V output models
12V, 15V & dual
3.3V & 5V output models
5
100
150
mV
+ 71
o
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
SPECIFICATION
Vi nom
5V, 12V, 15V & dual
Vi nom,
Io nom
3.3V & 5V output models
12V, 15V & dual output models
sales@chinfa.com
Case material
Metal
Dimension
L40.6 x W50.8 x H10.2
mm
GENERAL
Cooling
Free air convection
48
Characteristics
Conditions
min.
typ.
max.
unit
Input voltage range
18
36
VDC
VDC
Ta min ... Ta max, Io nom
24
No load input current
24V models
mA
Vi nom, Io = 0
Input voltage w/o damage
40
VDC
Io nom
Startup voltage
Io nom
8.5
VDC
VDC
VDC
16
33
Input filter
Pi type
12V models
24V models
48V models
VDC
INPUT SPECIFICATIONS
12V models
48V models
24V models
12V models
48V models
9
35
12
48
30
20
15
18
75
20
80
2008.09.23


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