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5 sh, E 6 is, Application – GE Industrial Solutions FLTR75V05 Filter Module User Manual

Page 6

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6

Lineage Power

Data Sheet

October 2009

75 Vdc Input Maximum, 5 A Maximum

FLTR75V05 Filter Module

Application

(continued)

8-1325 (F).b

Note: C1 through C4 can be 0.01 µF to 0.1 µF. Select the voltage rating to meet input-to-output isolation requirements. C5 should be the

recommended value indicated in the power module data sheet.

Figure 5. Recommended Schematic When Used as the Input Filter to a High-Frequency dc-to-dc Converter

1-0118

Note: Vdc input(+) and Vdc input(–) planes should overlay each other, as should the V

I

(+) and V

I

(–) planes, as should the V

O

(+) and V

O

(–)

planes. Avoid routing signals or planes under the power module or the filter module. Ensure all connections are low impedance.

Figure 6. Recommended Layout When Used as the Input Filter to a High-Frequency dc-to-dc Converter

C1

V

I

(–)

V

O

(+)

V

O

(–)

GND

FILTER

MODULE

C5

V

I

(–)

V

I

(+)

CASE

V

O

(–)

V

O

(+)

C3

C4

POWER MODULE

C2

SHIELD PLANE

Vdc INPUT(+)

Vdc INPUT(–)

CHASSIS GROUND

V

I

(+)

Vdc INPUT(+)

Vdc INPUT(–)

V

I

(+)

V

I

(–)

V

O

(+)

V

O

(–)

CHASSIS

GROUND

POWER

MODULE

FILTER

MODULE

C5

C1

C2

C4

C3

SHIELD

PLANE

CASE

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