RTQ2106-CISPR25 EMI Test Report 20171207

RTQ2106CISPR25 EMI test reportDec 7 . 2017

CONFIDENTIALSystem SpecificationsPARAMETERVALUEInput voltage, Vin12VOutput Voltage, Vout5VOutput Current, Iout3ASwitching frequency2.1MHz2

CONFIDENTIALSchematic3

PCB LayoutLayers: Total of 4 layers with 2 OZ. Cu on the outerlayers and 1 OZ. Cu on the inner layersThickness: 1.6mmSize: 70mm*100mmTop layerInner 1-st layerInner 2-nd layerBottom layerCONFIDENTIAL4

CONFIDENTIALBOMPart 17Ccomp1C13R6R1R2REN1, RPGRcomp1RBOOT, L3,RSSP ommon mode chokeRTQ2106Part MA1ACM7060-701-2PL-TL-15

CONFIDENTIALTest Standard for Automotive SystemAll setting follow the standard CISPR 25 and criteria is Class 5.CISPR 25 - Vehicles, boats and internal combustion engines - Radio disturbancecharacteristics - Limits and methods of measurement for the protection of on-boardreceiversStandard version : CISPR 25 Edition 3: 20086

CONFIDENTIALCISPR 25 Test for Radiated EMIFor full test report, there is four antenna systems need to be tested.1. 0.15 MHz to 30 MHz - 1 m vertical monopole2. 30 MHz to 200 MHz - a biconical antenna3. 200 MHz to 1000 MHz - a log-periodic antenna4. 1000 MHz to 2 500 MHz - a horn antennaFrom 150 kHz to 30 MHz measurements shall be performed invertical polarisation only.From 30 MHz to 2500MHz measurements shall be performedin vertical and horizontal polarisations.7

CONFIDENTIALRadiated EMI Measurement Setup (1)Test setup - 0.15 MHz to 30 MHz - 1 m vertical monopole8

CONFIDENTIALRadiated EMI Measurement Setup (2)Test setup - 30 MHz to 200 MHz - biconical antenna9

CONFIDENTIALRadiated EMI Measurement Setup (3)Test setup - 200 MHz to 1000 MHz - log-periodic antenna10

CONFIDENTIALRadiated EMI Measurement Setup (4)Test setup - 1000 MHz to 2500 MHz – horn antenna11

CONFIDENTIALRadiated EMI test result 1m vertical monopoleTest band : 0.15 MHz to 30 MHz - 1 m vertical monopole for HorizontalPeak MeasurementAverage MeasurementRTQ2106 pass CISPR25 Class 5 criteria12

CONFIDENTIALRadiated EMI test result biconicalantennaTest band : 30 MHz to 200 MHz - biconical antenna for HorizontalPeak MeasurementAverage MeasurementRTQ2106 pass CISPR25 Class 5 criteria13

CONFIDENTIALRadiated EMI test result biconicalantennaTest band : 30 MHz to 200 MHz - biconical antenna for VerticalPeak MeasurementAverage MeasurementRTQ2106 pass CISPR25 Class 5 criteria14

CONFIDENTIALRadiated EMI test result log-periodicantennaTest band : 200 MHz to 1000 MHz - a log-periodic antenna for HorizontalPeak MeasurementAverage MeasurementRTQ2106 pass CISPR25 Class 5 criteria15

CONFIDENTIALRadiated EMI test result log-periodicantennaTest band : 200 MHz to 1000 MHz - a log-periodic antenna for VerticalPeak MeasurementAverage MeasurementRTQ2106 pass CISPR25 Class 5 criteria16

CONFIDENTIALRadiated EMI test result hornantennaTest band : 1000 MHz to 2500 MHz - a horn antenna for HorizontalPeak MeasurementAverage MeasurementRTQ2106 pass CISPR25 Class 5 criteria17

CONFIDENTIALRadiated EMI test result hornantennaTest band : 1000 MHz to 2500 MHz - a horn antenna for VerticalPeak MeasurementAverage MeasurementRTQ2106 pass CISPR25 Class 5 criteria18

CONFIDENTIALCISPR 25 Test for Conducted EMI19

CONFIDENTIALConducted EMI test result Voltagemethod(1)Test band : 150K Hz to 108M HzLine 1 PeakLine 1 AverageRTQ2106 pass CISPR25 Class 5 criteria20

CONFIDENTIALConducted EMI test result Voltagemethod(2)Test band : 150K Hz to 108M HzLine 2 PeakLine 2 AverageRTQ2106 pass CISPR25 Class 5 criteria21

CISPR 25 Test for Radiated EMI 7 For full test report, there is four antenna systems need to be tested. 1. 0.15 MHz to 30 MHz - 1 m vertical monopole 2. 30 MHz to 200 MHz - a biconical antenna 3. 200 MHz to 1000 MHz - a log-periodic antenna 4. 1000 MHz to 2 500 MHz - a horn antenna