WDD20-03S1U Ver la hoja de datos (PDF) - CHINFA ELECTRONICS
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WDD20-03S1U Datasheet PDF : 5 Pages
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WDD20U SERIES
SINGLE & DUAL OUTPUT
MODEL LIST
INPUT
MODEL NO. VOLTAGE
INPUT
CURRENT OUTPUT
(typ.) (max.) WATTAGE
OUTPUT
VOLTAGE
OUTPUT
CURRENT
EFF.
(min.)
EFF. CAPACITOR
LOAD
(typ.) (max.)
WDD20 - 12D2U
WDD20 - 15D2U
WDD20 - 05D3U
WDD20 - 12D3U
WDD20 - 15D3U
WDD20 - 05D4U
WDD20 - 12D4U
WDD20 - 15D4U
WDD20 - 05D5U
WDD20 - 12D5U
WDD20 - 15D5U
18~36 VDC
18~36 VDC
35~75 VDC
35~75 VDC
35~75 VDC
9~36 VDC
9~36 VDC
9~36 VDC
18~75 VDC
18~75 VDC
18~75 VDC
0.96 A
0.95 A
0.49 A
0.48 A
0.48 A
1.06 A
1.02 A
1.0 A
0.52 A
0.49 A
0.5 A
Dual Output Models
1.32 A
20 WATTS
± 12 VDC
1.32 A
20 WATTS
± 15 VDC
0.7 A
20 WATTS
± 5 VDC
0.7 A
20 WATTS
± 12 VDC
0.7 A
20 WATTS
± 15 VDC
2.88 A
20 WATTS
± 5 VDC
2.8 A
20 WATTS
± 12 VDC
2.8 A
20 WATTS
± 15 VDC
1.4 A
20 WATTS
± 5 VDC
1.4 A
20 WATTS
± 12 VDC
1.4 A
20 WATTS
± 15 VDC
± 830 mA
± 670 mA
± 2000 mA
± 830 mA
± 670 mA
± 2000 mA
± 830 mA
± 670 mA
± 2000 mA
± 830 mA
± 670 mA
86%
87%
83%
86%
87%
78%
81%
82%
80%
82%
82%
88%
89%
85%
88%
89%
80%
83%
84%
82%
84%
84%
± 470μF
± 470μF
±1000 μF
± 470μF
± 470μF
±1000 μF
± 470μF
± 470μF
±1000 μF
± 470μF
± 470μF
SPECIFICATION
All Specifications Typical At Nominal Line, Full Load, 25oC Unless Otherwise Noticed
GENERAL
Characteristics
Switching frequency
Isolation voltage
Isolation resistance
Isolation capacitance
Ambient temperature
Case temperature
Derating
Storage temperature
Relative humidity
Temperature coefficient
Dimension
MTBF
Cooling
Conditions
Vi nom, Io nom
Input - Output
Input - Output, @ 500VDC
100KHz / 1V
Vi nom,
Io nom
3.3V & 5V output models
12V, 15V & dual output models
Operating at Vi nom, Io nom
Vi nom
Non operational
Vi nom, Io nom
Vi nom, Io min
Be1lcore issue 6@40oC, GB
Free air convection
min. typ. max.
250
1,500
100
1,000
-40
+ 61
-40
+ 71
+100
See derating curve
-40
+100
20
95
± 0.02
L50.8 x W40.64 x H10.16
958,000
unit
KHz
VDC
MΩ
PF
oC
oC
oC
oC
% RH
% / oC
mm
Hours
INPUT SPECIFICATIONS
Characteristics
Input voltage range
No load input current
Input voltage w/o damage
Startup voltage
Conditions
Ta min ...Ta max, Io nom
2:1
Vi nom, Io=0
Io nom
Io nom
4:1
12V
24V
48V
12V
24V
48V
2:1 12V
min.
9
18
35
9
18
typ.
12
24
48
24
48
8.5
max.
18
36
75
36
75
25
20
15
20
40
80
unit
VDC
VDC
VDC
VDC
VDC
mA
mA
mA
VDC
VDC
VDC
VDC
Input filter
Pi type
24V
16
48V
33
4:1 24V
8.5
48V
16
VDC
VDC
VDC
VDC
www.chinfa.com
sales@chinfa.com
2016.05.19
P2
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