Datasheet

cui.com
CUI Inc │ SERIES: VHK100W │ DESCRIPTION: DC-DC CONVERTER date 12/16/2013 │ page 5 of 8
EMC RECOMMENDED CIRCUITS
(
CONTINUED
)
Table 2
Class A Recommended Components
Model C1
1
C2
1
L1
VHK100W-Q24-S3R3 47 μF/50 V 47 μF/50 V 3.4 μH
VHK100W-Q24-S5 47 μF/50 V 47 μF/50 V 3.4 μH
VHK100W-Q24-S12 47 μF/50 V 47 μF/50 V 3.4 μH
VHK100W-Q24-S15 47 μF/50 V 47 μF/50 V 3.4 μH
VHK100W-Q24-S24 47 μF/50 V 47 μF/50 V 3.4 μH
VHK100W-Q24-S28 47 μF/50 V 47 μF/50 V 3.4 μH
VHK100W-Q24-S48 47 μF/50 V 47 μF/50 V 3.4 μH
VHK100W-Q48-S3R3 47 μF/100 V 47 μF/100 V 3.4 μH
VHK100W-Q48-S5 47 μF/100 V 47 μF/100 V 3.4 μH
VHK100W-Q48-S12 47 μF/100 V 47 μF/100 V 3.4 μH
VHK100W-Q48-S15 47 μF/100 V 47 μF/100 V 3.4 μH
VHK100W-Q48-S24 47 μF/100 V 47 μF/100 V 3.4 μH
VHK100W-Q48-S28 47 μF/100 V 47 μF/100 V 3.4 μH
VHK100W-Q48-S48 47 μF/100 V 47 μF/100 V 3.4 μH
Note: 1. Aluminum capacitors
EN55022 CLASS A
Figure 3
Recommended Circuit for EN55022 Class B
(for all 3.3, 5, 12, 15, 24, & 28 Vdc output models)
EN55022 CLASS B
DC/DC Converter
+Vo
-Vo
+Vin
C1
-Vin
C2
+Vo
-Vo
+Vin
-Vin
-S
+S
L1
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