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Part Name :

FDD03-15S3U View Datasheet(PDF) - Unspecified

Part NameFDD03-15S3U ETC1
Unspecified 
DescriptionDC - DC CONVERTER 2 ~ 3W SINGLE & DUAL OUTPUT


FDD03-15S3U Datasheet PDF : 8 Pages
1 2 3 4 5 6 7 8
RECOMMENDED CIRCUIT
Recommended filter for EN55022 Class B compliance
SINGLE OUTPUT MODELS
+
C1
-
D1
L1
Vin +
Vo +
C2
FDD03AU
Vin -
Vo -
C3
DOUBLE OUTPUT MODELS
+
C1
-
D1
L1
Vin + Vo1 -
C2
FDD03AU
C6
Vin - Vo2 -
C5
FDD03U SERIES
WITH REMOTE FUNCTION
+
C1
-
DUAL OUTPUT MODELS
D1
L1
Vin +
Vo +
C2
FDD03AU
Vin -
Vo -
C4
Note:D1 - Reverse Diode (1A / 100V)
The commponents used in the above figure, together with the
manufacturer part numbers for these components, are as follows.
C1 C2 C3 C4 C5 C6 L1
FDD03- 6.8μF / 100V 4.7μF / 100V lnF/2KV
XXSXAU MLCC MLCC MLCC
FDD03- 6.8μF / 100V 4.7μF / 100V
XXDXAU MLCC MLCC
FDD03- 6.8μF / 100V 4.7μF / 100V
XXXXDXAU MLCC MLCC
lnF/2KV
MLCC
lnF/2KV
MLCC
3mH
Common
Choke
3mH
Common
Choke
lnF/2KV
3mH
Common
MLCC Choke
Recommended EN 55022 Class B filter circuit layout.
AU
DERATING AND EFFICIENCY CURVE
Temperature derating curve
100
NATURAL
CONVECTION
COOLING
0
-40
71
Ambient Temperature [ oC ]
90
Efficiency Vs Input Voltage
FDD03-05S4AU
70
65
Io : Full Load
60
9 12 15 18 21 24 27 30 33 36
Input Voltage (V)
www.chinfa.com
2010.02.09
Efficiency Vs Output Load
FDD03-05S4AU
70
65
60
55
50
45
10 20 30
40 50 60 70
Output Load (%)
Vi : 24VDC
80 90 100
sales@chinfa.com
P8
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[Chinfa Electronics Ind. Co., Ltd.]

FEATURES
‧EFFICIENCY UP TO 79%
‧4:1 & 3:1 & 2:1 WIDE INPUT RANGE
‧I/O ISOLATION
‧SHORT CIRCUIT PROTECTION
‧HIGH PERFORMANCE
‧2 YEARS WARRANTY

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