Technical Reference Note
Rev.07.04.14_#1.0
AVO100-36S3V3B-6L
Page 20
Input Ripple & Output Ripple & Noise Test Configuration
Probe
Current probe
L1
50mm
Vo+
Vo-
Vin+
DC/DC
C1 C2
C3 C4
Cin
Load
Vdc
Vin-
Figure 23 Input ripple & output ripple & noise test configuration
Vdc: DC power supply
L1: 12uH
Cin: 220uF/100V typical
C1 ~ C4: See Figure 18
Note - Using a coaxial cable with series 50ohm resistor and 0.68uF ceramic capacitor or a ground ring of probe to test
output ripple & noise is recommended.
Artesyn Embedded Technologies