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Basic Characteristics Data
Model
Circuit method
LDA10F
Flyback converter
LDA15F
Flyback converter
LDA30F
Forward converter
LDA50F
Forward converter
LDA75F
Forward converter
LDA100W
Forward converter
LDA150W
Forward converter
LDA300W
Forward converter
*1
Refer to instruction manual.
*
The value of input current is at ACIN 100V and rated load.
*
Switching freguency of flyback converter depends on input voltage and load factor.
LDA
LDA-18
Basic Characteristics Data
Switching
Input
frequency
current
[kHz]
[A]
45 - 400
0.25
60 - 500
0.37
140
0.8
140
1.3
140
1.8
140
2.4
140
3.6
140
7.5
Inrush
Rated
current
protection
input fuse
Material
circuit
250V 2A
Thermistor
CEM-3
250V 2A
Thermistor
CEM-3
250V 3A
Thermistor
CEM-3
250V 3A
Thermistor
CEM-3
250V 5A
Thermistor
CEM-3
250V 5A
Thermistor
CEM-3
250V 6.3A
Thermistor
CEM-3
250V 15A
Triac
CEM-3
June 29, 2011
Series/Parallel
PCB/Pattern
operation availability
Single
Double
Series
operation
operation
sided
sided
* 1
Yes
* 1
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Parallel
* 1
* 1
* 1
* 1
* 1
* 1
* 1
* 1
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Related Manuals for Cosel LDA10F
Summary of Contents for Cosel LDA10F
- Page 1 Single Double Series Parallel Material [kHz] operation operation circuit sided sided LDA10F Flyback converter 45 - 400 0.25 250V 2A Thermistor CEM-3 LDA15F Flyback converter 60 - 500 0.37 250V 2A Thermistor CEM-3 LDA30F Forward converter...
- Page 2 AC-DC Power Supplies Open Frame/Enclosed type Instruction Manual Terminal Block LDA-20 Function LDA-21 LDA-21 Input voltage range LDA-21 Inrush current limiting LDA-21 Overcurrent protection LDA-21 Overvoltage protection LDA-22 Output voltage adjustment range LDA-22 Isolation LDA-22 Remote ON/OFF LDA-22 Remote sensing Series Operation and Parallel Operation LDA-23 Assembling and Installation Method...
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Page 3: Terminal Block
Instruction Manual AC-DC Power Supplies Open Frame/Enclosed type lLDA75F 1 Terminal Block lLDA10F AC(L) AC(N) +Output -Output Frame ground lLDA100W AC(L) -Output AC(N) Frame ground +Output lLDA15F AC(L) AC(N) +Output -Output Frame ground lLDA150W AC(L) -Output AC(N) Frame ground +Output lLDA30F AC(L) AC(N) - Page 4 The unit auto- 2.1 Input voltage range matically recovers when the fault condition is cleared. LDA10F - LDA75F The range is from AC85V to AC264V or DC110V to DC370V. lLDA10F LDA15F AC input voltage must have a range from AC85V to AC264V for normal operation.
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Page 5: Output Voltage Adjustment Range
4.5 - 12V 2.5 Output voltage adjustment range (LDA300W : 4.5 - 12.5V), current limit resistance R is not re- LDA10F - LDA75F quired. However, when external power source exceeds 12V Adjustment of output voltage is possible by using potentiometer (LDA300W : 12.5V), current limit resistance R must be con-... -
Page 6: Series Operation And Parallel Operation
Instruction Manual AC-DC Power Supplies Open Frame/Enclosed type (2) When using remote sensing function Even a slight difference in output voltage can affect the balance between the values of I and I . Use twisted-pair wire or shielded wire Please make sure that the value of I does not exceed the rated current of a power supply. -
Page 7: Assembling And Installation Method
Instruction Manual AC-DC Power Supplies Open Frame/Enclosed type lLDA15F 4 Assembling and Installation Method 4.1 Installation method When two or more power supplies are used side by side, position them with proper intervals to allow enough air ventilation. Ambient temperature around each power supply should not exceed the temperature range shown in derating curve. - Page 8 Instruction Manual AC-DC Power Supplies Open Frame/Enclosed type lLDA100W Mounting method Normal position lLDA150W lLDA300W Part A Note: Ventilation is required so that part A of heat sink is below 85 lLDA300W any case. Please flow air to the components to the direction of Air or Air .
- Page 9 Instruction Manual AC-DC Power Supplies Open Frame/Enclosed type lLDA15F - LDA50F lLDA10F LDA15F lLDA75F - LDA150W lLDA30F - LDA75F lLDA100W - LDA300W lLDA300W 26 10 Unit[mm] 6 Others nKeep isolation distance between screw and internal components in case of option ”-S”, ”-SN”, as below chart. This power supply is the rugged PCB type.
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