TDD15 SERIES
SINGLE & DUAL OUTPUT
SPECIFICATION
All Specifications Typical At Nominal Line, Full Load, 25
o
C Unless Otherwise Noticed
GENERAL
Characteristics
Switching frequency
Isolation voltage
Isolation resistance
Ambient temperature
Case temperature
Derating
Storage temperature
Dimension
Cooling
Case material
Conditions
Vi nom, Io nom
Input / Output
Input / Output, @ 500VDC
Operating at Vi nom, Io nom
Operating at Vi nom, Io nom
Vi nom
Non operational
L25.4 x W50.8 x H12
Free air convection
Metal
min.
1,500
100
-25
typ.
200
max.
unit
KHz
VDC
M
+ 60
+ 100
o
o
o
C
C
See derating curve
-40
+ 100
%/ C
C
mm
o
INPUT SPECIFICATIONS
Characteristics
Input voltage range
No load input current
Input voltage w/o damage
Startup voltage
Input filter
Conditions
Ta min ... T max, Io nom
a
Vi = nom
Io = 0
Io nom
Io nom
Pi type
24V models
48V models
24V models
48V models
24V models
48V models
min.
18
35
typ.
24
48
48
max.
36
75
25
15
40
78
unit
VDC
VDC
mA
mA
VDC
VDC
VDC
VDC
15.8
28.6
OUTPUT SPECIFICATIONS
Characteristics
Output voltage accuracy
Minimum load
Line regulation
Load regulation
Transient recovery time
Temperature coefficient
Ripple & noise
Efficiency
Vi nom
Conditions
Vi nom, Io nom
sing output models
dual output models (each output)
min.
0
16
typ.
max.
2
unit
%
%
%
Io nom, Vi min ...Vi max
Vi nom Io 0 ... Io nom, single output models
Vi nom, Io min ... Io nom, dual output models
25% load, step changed
1
2
5
500
0.02
%
%
%
S
% /
o
C
mV
mV
Vi nom, Io nom
Vi nom, Io nom,
BW = 20MHz
3.3V & 5V model
12V,15V & dual
Up to 87%, See model list
150
Vout x
1%
Vi nom, Io nom, Po / Pi
CONTROL AND PROTECTION
Input reversed
Output short circuit
Shunt diode built in, external fuse recommended
Continuous
www.chinfa.com
2007.08.30
sales@chinfa.com
CHINFA [ CHINFA ELECTRONICS IND. CO., LTD. ]
