SLVAFJ0 april   2023 TPS650350-Q1 , TPS650352-Q1

 

  1.   Passing CISPR-25 Radiated and Conduction Emissions Using the TPS65035x-Q1
  2.   Trademarks
  3. 1Introduction
  4. 2Spread Spectrum
  5. 3Schematics and Printed Circuit Board (PCB) Description
    1. 3.1 Schematics
    2. 3.2 Bill of Materials
    3. 3.3 Board Layout
  6. 4Design Considerations
  7. 5Summary
  8. 6Conducted and Radiated Emission Average and Peak Plots
  9. 7References

Conducted and Radiated Emission Average and Peak Plots

GUID-91D32A3D-FC6D-48AB-A965-69A2DD0B956D-low.png

Yellow Trace - PK

Green Trace - AVG

Figure 6-1 Conducted Emissions 0.15 MHz to 108 MHz
GUID-257C6EF0-2BF0-40ED-BE2B-77BB495C654B-low.png

Green track: AVG

Yellow track: PK

Red track: QPK

Figure 6-2 Radiated Emissions – Rod Antenna 0.15 MHz to 30 MHz.
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Green track: AVG

Yellow track: PK

Red track: QPK

Figure 6-3 Radiated Emissions – Bicon Horizontal Antenna 30 MHz to 200 MHz
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Green track: AVG

Yellow track: PK

Red track: QPK

Figure 6-4 Radiated Emissions – Bicon Vertical Antenna 30 MHz to 200 MHz
GUID-1E8C116C-EB96-43A9-958E-5E09C8A2C5D2-low.png

Green track: AVG

Yellow track: PK

Red track: QPK

Figure 6-5 Radiated Emissions - Logarithmic Horizontal Antenna 200 MHz to 1000 MHz
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Green track: AVG

Yellow track: PK

Red track: QPK

Figure 6-6 Radiated Emissions - Logarithmic Vertical Antenna 200 MHz to 1000 MHz
GUID-CC4A28D8-E395-43A8-B3E7-0EB97F4B5706-low.png

Green track: AVG

Yellow track: PK

Red track: QPK

Figure 6-7 Radiated Emissions – Horn Antenna Measurement 1 to 2.5 GHz