See the schematic and list of materials for details of the input EMI filter to pass CISPR 32
Class B.
Figure 5-25 CISPR 32 Class B Conducted
Emissions: VIN = 12 V, VOUT = 5 V, FSW = 1
MHz
Figure 5-27 CISPR 32 Class B Conducted
Emissions: VIN = 12 V, VOUT = 3.3 V, FSW =
750 kHz
Figure 5-29 CISPR 32 Class B Radiated
Emissions: Horizontal Polarization
Figure 5-26 CISPR 32 Class B Conducted
Emissions: VIN = 24 V, VOUT = 5 V, FSW = 1
MHz
Figure 5-28 CISPR 32 Class B Conducted
Emissions: VIN = 24 V, VOUT = 3.3 V, FSW =
750 kHz
Figure 5-30 CISPR 32 Class B Radiated
Emissions: Vertical Polarization