www.chinfa.com
KDD20-9093
DC - DC CONVERTER
17W
Characteristics Conditions
min.
typ.
max.
unit
Switching frequency
Isolation voltage
Isolation resistance
Ambient temperature
Case temperature
Vi nom, Io nom
Input / Output
Input / Output, @ 500VDC
Operating at Vi nom, Io nom
Operating at Vi nom, Io nom
K H z
500
VDC
MΩ
100
-30
+ 71
o
C
o
C
Storage temperature
Non operational -40
o
C
Characteristics Conditions
min.
typ.
max.
unit
Input voltage range
No load input current
Input voltage w/o damage
Ta min ...Ta max, Io nom
Vi nom, Io = 0
Io nom
18
48 72
VDC
mA
75
VDC
VDC
Startup voltage
Io nom
30
16
o
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
SPECIFICATION
80
+ 90
+ 85
Dimension
L54 x W74 x H22
mm
Cooling
Free air convection
Case material
Metal
Input filter
Pi type
sales@chinfa.com
2008.05.08 P1
GENERAL
INPUT SPECIFICATIONS
sales@chinfa.com
Characteristics
min.
unit
Output voltage current
Line regulation
Load regulation
Vi nom
typ.
max.
%
Input reversed
Shunt diode built in, external fuse recommended
Output short circuit Continuous
CONTROL AND PROTECTION
Temperature coefficient
Ripple & noise
500
μS
Conditions
Vi nom, Io nom
OUTPUT SPECIFICATIONS
Efficiency
Transient recovery time
Output voltage accuracy
Io nom, Vi min ...Vi max
Vi nom, Io 0 ...Io nom
25% load, step changed
Vi nom, Io nom,
BW = 20MHz
Vi nom, Io nom, Po / Pi
Vi nom, Io nom
Vo : 3.3V
Vo : 5V
Vo : 6.5V
Vo : 3.3V
Vo : 5V
Vo : 6.5V
Vo : 3.3V
Vo : 5V
Vo : 6.5V
Up to 75%
1500
500
1500
%
%
%
± 0.02
80
75
65
mV
mV
mV
o
% / C
mA
mA
mA
%
KDD20-9093
o
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
SPECIFICATION
PHYSICAL CHARACTERISTICS
Case size
Case material
54 x 74 x 22 mm (92.13 x 2.91 x 0.87 inches)
177 g
Weight
Metal
www.chinfa.com
2008.05.08 P2
± 5
± 5
± 2
± 1
± 2