Datasheet

NCS1 Series
Isolated 1W 4:1 Input Single Output DC/DC Converters
KDC_NCS1.D01 Page 6 of 8
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EMC FILTERING AND SPECTRA
FILTERING
The module includes a basic level of filtering, the following table shows the additional input capacitor and input inductor typically required to meet EN 55022 Curve A
Quasi-Peak EMC limit, as shown in the following plots.
Part Number Capacitor Inductor Common Mode Choke
NCS1S1203SC 330nF 500µH
NCS1S1205SC 330nF 500µH
NCS1S1212SC 2.2µF 2.2mH
NCS1S2403SC 330nF 500µH 700µH
NCS1S2405SC 330nF 500µH
NCS1S2412SC 330nF 500µH