GE Industrial Solutions 9-36V ProLynx 5A - Manual (Page 22)

GE Data Sheet
9-36V ProLynx TM 5A: Non-Isolated DC-DC Power Modules
9Vdc –36Vdc input; 3Vdc to 18Vdc output; 5A to 2.5A Scaled output current
9Vdc –24Vdc input; -3.3Vdc to -18Vdc output; 5A to 0.7A Scaled output current
July 23, 2013 ©2012 General Electric Company. All rights reserved. Page 22
EMC Considerations
The circuit and plots in Figure 42 shows a suggested configuration to meet the radiated emission limits of EN55022 Class A. Actual
performance depends on layout and external components used.
CI1 1 x 0.01 μF/50V, 0603 ceramic capacitor
CI2 2 x 10 μF/50V ceramic capacitor (e.g. Murata GRM32ER71H106K)
CO1 1 x 0.01 μF/25V, 0306 ceramic capacitor (e.g. Murata LLL185R71E103MA01L))
CO2 2 x 10 μF/25V ceramic capacitor (e.g. Murata GCM32ER71E106KA42)
RTrim 6.19K Ω resistor
EUT: APXW005A0X3-SRZ / TEM Cell
Fig 42 – EMI Plot of APXW005 on evaluation board with 12 V in @ 1.8 A in / 5 Vdc @ 4 A out
0
10
20
30
40
50
60
70
80
Level [dBµV/m]
30M 50M 70M 100M 200M 300M 500M 700M 1G
Frequency [Hz]
MES RE0522121823_pre PK
LIM EN 55022B F QP Electric Field QP Limit