ITW Series
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6May14
DC-DC Converter
Input filter components (C1, C2, L) are used to help meet conducted emissions requirement for the
module. These components should be mounted as close as possible to the module; and all leads
should be minimized to decrease radiated noise.
EMI Filter
Application Note
C1* C2* L
ITWxx05SA
4.7 µF/50 V 220 pF/3 kV 4.7 µH
ITWxx12SA
4.7 µF/50 V 220 pF/3 kV 4.7 µH
ITWxx15SA
4.7 µF/50 V 220 pF/3 kV 18 µH
ITWxx24SA
4.7 µF/50 V 220 pF/3 kV 18 µH
ITW
+ Vout
-
Vout
+ Vin
-
Vin
C1
Load
L
C2
* C1 & C2 are multilayer ceramic capacitors.
C1* C2* L
ITWxx12S
4.7 µF/50 V 220 pF/3 kV 4.7 µH
ITWxx15S
4.7 µF/50 V 220 pF/3 kV 4.7 µH
ITW
+ Vout
-Vout
+ Vin
-Vin
C1
Load
L
C2
Load
* C1 & C2 are multilayer ceramic capacitors.
