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VHK50W-Q48-S5

P1-P3P4-P6P7-P9
cui.com
CUI Inc │ SERIES: VHK50W │ DESCRIPTION: DC-DC CONVERTER date 12/17/2013 │ page 4 of 9
0%
20%
40%
60%
80%
100%
120%
-4055606570758085
Ambient Temperature - degrees C
Relative Output Power - % of nominal output
Natural
Convection
0.5 m/S
(100LFM)
1.0 m/S
(200LFM)
1.5 m/S
(300LFM)
2.0 m/S
(400LFM)
2.5 m/S
(500LFM)
3.0 m/S
(600LFM)
3.5 m/S
(700LFM)
VHK50W Power Derating Curves At Nominal Input
C4
DC/DC Converter
CASE
+Vo
-Vo
+Vin
C1
-Vin
L2
C3C2
L1
+Vo
-Vo
+Vin
-Vin
-S
+S
DERATING CURVES
EMC RECOMMENDED CIRCUITS
Figure 1
Figure 2
Recommended Circuit for EN55022 Class A
(for all 3.3, 5, 12, 15, 24, & 28 Vdc output models)
EN55022 CLASS A
Table 1
TEST CONFIGURATION
C1 Cin
L1
To Oscilloscope
+Vin
-Vin
+Vo
-Vo
R-Load
Vin
+
-
Note: Input refl ected-ripple current is measured with an inductor L1 and Capacitor C1 to simulate source impedance.
External components
L1 12H
C1 220F, ESR < 0.1 at 100 KHz
Cin 100F, ESR < 0.1 at 100 KHz
For more information, please visit the product page.
cui.com
CUI Inc │ SERIES: VHK50W │ DESCRIPTION: DC-DC CONVERTER date 12/17/2013 │ page 5 of 9
EMC RECOMMENDED CIRCUITS
(
CONTINUED
)
Figure 3
Recommended Circuit for EN55022 Class A
(for all 48 Vdc output models)
Table 2
Class A Recommended Components
C3
L2L1
+Vin +Vin
-Vin -Vin
+Vo
-Vo
-S
+S
CASE
DC/DC Converter
C2
C4
C1 Co min.
+Vo
-Vo
Model C1
1
C2
2
C3
2
C4
1
L1 L2 Co min.
VHK50W-Q24-S3R3 NC 100 F/50 V 100 F/50 V 2200 pF/2 kV Short 3.5 HNC
VHK50W-Q24-S5 NC 100 F/50 V 100 F/50 V 2200 pF/2 kV Short 3.5 HNC
VHK50W-Q24-S12 NC 100 F/50 V 100 F/50 V 2200 pF/2 kV Short 3.5 HNC
VHK50W-Q24-S15 NC 100 F/50 V 100 F/50 V 2200 pF/2 kV Short 3.5 HNC
VHK50W-Q24-S24 10 F/50 V 100 F/50 V 100 F/50 V NC 1.5 mH 3.4 HNC
VHK50W-Q24-S28 NC 100 F/50 V 100 F/50 V 2200 pF/2 kV Short 3.4 HNC
VHK50W-Q24-S48 NC 100 F/50 V 100 F/50 V NC Short 3.5 H 47 F
VHK50W-Q48-S3R3 NC 47 F/100 V 47 F/100 V 2200 pF/2 kV Short 3.4 HNC
VHK50W-Q48-S5 NC 47 F/100 V 47 F/100 V 2200 pF/2 kV Short 3.4 HNC
VHK50W-Q48-S12 NC 47 F/100 V 47 F/100 V 2200 pF/2 kV Short 3.4 HNC
VHK50W-Q48-S15 NC 47 F/100 V 47 F/100 V 2200 pF/2 kV Short 3.4 HNC
VHK50W-Q48-S24 NC 47 F/100 V 47 F/100 V 2200 pF/2 kV Short 3.4 HNC
VHK50W-Q48-S28 NC 100 F/100 V 100 F/100 V 2200 pF/2 kV Short 3.4 HNC
VHK50W-Q48-S48 NC 47 F/100 V 47 F/100 V 2200 pF/2 kV Short 3.5
H 47 F
Note: 1. Ceramic capacitors
2. Aluminum capacitors
EN55022 CLASS A
For more information, please visit the product page.
cui.com
CUI Inc │ SERIES: VHK50W │ DESCRIPTION: DC-DC CONVERTER date 12/17/2013 │ page 6 of 9
C3
L2L1
+Vin +Vin
-Vin -Vin
+Vo
-Vo
CASE
DC/DC Converter
C2
C5
C1
+Vo
-Vo
-S
+S
C3
L2
C6
L1
+Vin +Vin
-Vin -Vin
+Vo
-Vo
-S
+S
CASE
DC/DC Converter
C2
C4 C5
C1
Co min.
+Vo
-Vo
Figure 5
Recommended Circuit for EN55022 Class B
(for all 28 Vdc output models)
Figure 6
Recommended Circuit for EN55022 Class B
(for all 48 Vdc output models)
EMC RECOMMENDED CIRCUITS
(
CONTINUED
)
Figure 4
Recommended Circuit for EN55022 Class B
(for all 3.3, 5, 12, 15, & 24 Vdc output models)
EN55022 CLASS B
L2
C6C1
L1
+Vin
-Vin
+Vo
-Vo
CASE
C2 C3
C4 C5
+Vin
-Vin
+Vo
-Vo
-S
+S
DC/DC Converter
For more information, please visit the product page.
P1-P3P4-P6P7-P9

VHK50W-Q48-S5

Mfr. #:
Buy VHK50W-Q48-S5
Manufacturer:
Description:
Isolated DC/DC Converters dc-dc isolated, 50 W, 18 75 Vdc input, 5 Vdc, 10 A, single output, chassis mount
Lifecycle:
New from this manufacturer.
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