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CUI Inc │ SERIES: VHK50W │ DESCRIPTION: DC-DC CONVERTER date 12/17/2013 │ page 7 of 9
EMC RECOMMENDED CIRCUITS
(
CONTINUED
)
Table 3
Class B Recommended Components
Model C1
2
C2
2
C3
2
C4
1
C5
1
C6
1
L1 L2 Co min.
VHK50W-Q24-S3R3
100 F/50 V 100 F/50 V 100 F/50 V 3300 pF/2 kV NC NC 0.65 mH 1.5 HNC
VHK50W-Q24-S5
100 F/50 V 100 F/50 V 100 F/50 V 2200 pF/2 kV NC NC 0.65 mH 1.5 HNC
VHK50W-Q24-S12
100 F/50 V 100 F/50 V 100 F/50 V 3300 pF/2 kV NC NC 0.65 mH 1.5 HNC
VHK50W-Q24-S15
100 F/50 V 100 F/50 V 100 F/50 V 2200 pF/2 kV NC NC 0.65 mH 1.5 HNC
VHK50W-Q24-S24
10 F/50 V
1
100 F/50 V 100 F/50 V 2200 pF/2 kV 3300 pF/2 kV 1000 pF/2 kV 1.5 mH 3.4 HNC
VHK50W-Q24-S28 100 F/50 V 100 F/50 V NC NC 1000 pF/2 kV NC 0.12 mH 0.34 mH NC
VHK50W-Q24-S48 10 F/50 V
1
100 F/50 V 100 F/50 V 4700 pF/2 kV 2200 pF/2 kV 1000 pF/2 kV 1.5 mH 3.4 H 47 F
VHK50W-Q48-S3R3 47 F/100 V 47 F/100 V 47 F/100 V 3300 pF/2 kV 3300 pF/2 kV 1000 pF/2 kV 1.5 mH 3.4 HNC
VHK50W-Q48-S5 47 F/100 V 47 F/100 V 47 F/100 V 3300 pF/2 kV 3300 pF/2 kV 1000 pF/2 kV 1.5 mH 3.4 HNC
VHK50W-Q48-S12 47 F/100 V 47 F/100 V 47 F/100 V 3300 pF/2 kV 3300 pF/2 kV 1000 pF/2 kV 1.5 mH 3.4 HNC
VHK50W-Q48-S15 47 F/100 V 47 F/100 V 47 F/100 V 3300 pF/2 kV 3300 pF/2 kV 1000 pF/2 kV 1.5 mH 3.4 HNC
VHK50W-Q48-S24 47 F/100 V 47 F/100 V 47 F/100 V 3300 pF/2 kV 3300 pF/2 kV 1000 pF/2 kV 1.5 mH 3.4 HNC
VHK50W-Q48-S28 100 F/100 V 100 F/100 V NC NC 1000 pF/2 kV NC 0.12 mH 0.34 mH NC
VHK50W-Q48-S48
47 F/100 V 47 F/100 V 47 F/100 V 4700 pF/2 kV 2200 pF/2 kV 1000 pF/2 kV 1.5 mH 3.4 H 47 F
Note: 1. Ceramic capacitors
2. Aluminum capacitors
EN55022 CLASS B
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