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High Voltage Automotive EMC Component Measurements Using and

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Current Probe vs. HV AN <strong>Voltage</strong><br />

Current probe<br />

(+34 dB shift)<br />

<strong>and</strong> HV AN<br />

produce similar<br />

waveforms<br />

Peak [dBμ]<br />

100<br />

90<br />

80<br />

70<br />

60<br />

50<br />

40<br />

30<br />

20<br />

10<br />

0<br />

Test 4 (Unshielded Cables)<br />

10 0<br />

Frequency [MHz]<br />

Test 4 - Current Probe<br />

Test 4 - <strong>Voltage</strong><br />

10 1<br />

Created by<br />

power switch<br />

slew rate of<br />

approximately<br />

1500 V/µs<br />

22

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