TDD25(2007) Ver la hoja de datos (PDF) - CHINFA ELECTRONICS
Número de pieza
componentes Descripción
Fabricante
TDD25 Datasheet PDF : 4 Pages
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TDD25 SERIES
SINGLE & DUAL OUTPUT
SPECIFICATION
All Specifications Typical At Nominal Line, Full Load, 25oC 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
3.3V & 5V model
12V, 15V & dual output model
Operating at Vi nom, Io nom
Vi nom
Non operational
L50.8 x W76.2 x H12
Free air convection
Metal
min.
1,500
100
-25
-25
typ.
200
See derating curve
-40
max.
+ 60
+ 71
+ 100
+ 100
unit
KHz
VDC
M
oC
oC
oC
% / oC
oC
mm
INPUT SPECIFICATIONS
Characteristics
Conditions
Input voltage range
Ta min ... Ta max,
Io nom
3:1 models
2:1 models
No load input current
Vi = nom
24V models
48V models
Input voltage w/o damage
Io nom
24V models
48V models
Startup voltage
Io nom
24V models
48V models
Input filter
Pi type
min.
18
35
typ.
24
4488
15
10
16
30
max.
60
75
65
80
unit
VDC
VDC
mA
mA
VDC
VDC
VDC
VDC
OUTPUT SPECIFICATIONS
Characteristics
Conditions
Output voltage accuracy
Vi nom, Io nom
Minimum load
Vi nom single output models
dual output models (each output)
Line regulation
Io nom, Vi min ...Vi max
Load regulation
Vi nom, Io 0 ... Io nom, single output models
Vi nom, Io min ... Io nom, dual output models
Transient recovery time
25% load, step changed
Temperature coefficient
Vi nom, Io nom
Ripple & noise
Vi nom, Io nom, 3.3V & 5V models
BW = 20MHz 12V & 12V
Voltage trim range
Vi nom
15V & 15V
3.3V output models
5V, 12V, 15V & dual
Efficiency
Vi nom, Io nom, Po / Pi
min. typ. max.
2
0
10
1
2
5
500
0.02
150
240
300
5
10
Up to 84%, See model list
unit
%
%
%
%
%
%
S
% / oC
mV
mV
mV
%
%
www.chinfa.com
2007.08.30
sales@chinfa.com
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