Noise Filters VOL.11

27

●All specifications in this catalog and production status of products are subject to change without notice. Prior to the purchase, please contact NEC TOKIN for updated product data.

●Please request for a specification sheet for detailed product data prior to the purchase.

●Before using the product in this catalog, please read "Precautions" and other safety precautions listed in the printed version catalog.

9615NFSVOL11E1106E1

Casing Type

Metal box

70

60

50

40

30

20

10

0

HFP-2153

HFP-2303

HFP-2303A1

HFP-4153A

HFP-4503A

Input pulse peak voltage (V)

200

400

600

800 1000 1200 1400 1600 1800 2000

70

60

50

40

30

20

10

0

Input pulse peak voltage (V)

200

400

600

800 1000 1200 1400 1600 1800 2000

80

HFP-2303A1 Normal mode

100

60

40

20

0

HFP-2303A Common mode

HFP-2303 Common mode

HFP-2153 Common mode

HFP-2303 Normal mode

HFP-2153 Normal mode

HFP-4153A Common mode

HFP-4503A Common mode

HFP-4503A Normal mode

HFP-4153A Normal mode

Frequency (MHz)

0.15

1.0

10

30

80

100

60

40

20

0

Frequency (MHz)

0.15

1.0

10

30

Pulse Attenuation Example

Attenuation (Static Characteristics)

bHFP-2153, 2303, 2303A1

bHFP-4153A, 4503A

IN

OUT

IN

OUT

FG

FG

Circuit Diagram

bCommon mode

bNormal mode

bPulse characteristic measuring circuit

P

P : Power divider

100V

50Hz

Noise

simulator

HTG2121

50

50

50

Vo

Oscillo-

scope

Vi

EMI/EMC

filter

EMI/EMC

filter

EMI/EMC

filter

Measuring Circuit