FDD03 SERIES
WITH REMOTE FUNCTION
SPECIFICATION
All Specifications Typical At Nominal Line, Full Load, 25oC Unless Otherwise Noticed
GENERAL
typ.
Characteristics
Switching frequency
Isolation voltage
Isolation resistance
Ambient temperature
Case temperature
Derating
Conditions
Vi nom, Io nom
min.
max.
unit
KH z
VDC
50
1,500
Input / Output
1G
-25
Input / Output, @ 500VDC
Operating at Vinom, Io nom
Operating at Vinom, Io nom
Vi nom
oC
oC
% / oC
oC
+
+
71
90
See derating curve
-40
Storage temperature
Dimension
Non operational
+ 100
mm
L20.3 x W31.8 x H12.7
Free air convection
Plastic
Cooling
Case material
INPUT SPECIFICATIONS
typ.
24
Characteristics
Conditions
min.
max.
36
unit
VDC
VDC
mA
Input voltage range
Ta min... Ta max, Io nom
9
18
48
72
No load input current
Input voltage w/o damage
Io = 0
Io nom
24V models
48V models
24V models
48V models
12
8
mA
40
VDC
VDC
75
OUTPUT SPECIFICATIONS
typ.
Characteristics
Conditions
min.
max.
unit
%
2
Output voltage accuracy
Vi nom, Io nom
Vi nom single output models
dual output models (each output)
Minimum load
0
%
20
%
1
2
5
Line regulation
Load regulation
Io nom, Vi min ...Vi max
%
Vi nom, Io 0 ...Io nom, single output models
Vi nom, Io min ...Io nom, dual output models
Vi nom, Io nom
%
%
% / oC
Temperature coefficient
Ripple & noise
0.02
150
Vi nom, Io nom, BW = 20MHz
Vi nom, Io nom, Po / Pi
mV
Efficiency
Up to 75%, See model list
CONTROL AND PROTECTION
Remote ON / OFF
ON: opened or 5 ~ 10VDC applied, reference to input GND
OFF: -0.3 ~ 2VDC applied, reference to input GND
Input reversed
Shunt diode built in, external fuse recommended
Continuous
Output short circuit
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2007.08.30
sales@chinfa.com
CHINFA [ CHINFA ELECTRONICS IND. CO., LTD. ]
