Passive Components – Mouser Belgium

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Power Supply Line Noise Suppression for Home Audio

Digital amplifiers are increasingly popular for home audio applications. In many cases, power is supplied from an AC outlet for home audio, and the conductive noise in the power supply cable is regulated under EMC standards. Therefore, it is necessary to prevent noise from leaking into the power supply line during audio playback. Here is an overview of noise problems in home audio cables and their solutions.

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Part #

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

BLM21SP102SN1D
Murata Electronics
1: 0,267 €
188.761In Stock

Mfr. Part No.
BLM21SP102SN1D

Mouser Part No
81-BLM21SP102SN1D

Murata Electronics

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

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Datasheet

188.761In Stock

Cut Tape

0,267 €

0,187 €

0,163 €

0,145 €

View

Reel

0,092 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads

BLM02KX180SN1D
Murata Electronics
1: 0,215 €
44.500In Stock

Mfr. Part No.
BLM02KX180SN1D

Mouser Part No
81-BLM02KX180SN1D

Murata Electronics

Ferrite Beads

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Datasheet

44.500In Stock

Cut Tape

0,215 €

0,148 €

0,129 €

0,115 €

View

Reel

0,055 €

MouseReel Available

Min.: 1
Mult.: 1

: 15.000

Ferrite Beads 1000 OHM 2A Alternate Sizing Guide Below

BLM31KN102SN1L
Murata Electronics
1: 0,327 €
138.838In Stock

Mfr. Part No.
BLM31KN102SN1L

Mouser Part No
81-BLM31KN102SN1L

Murata Electronics

Ferrite Beads 1000 OHM 2A Alternate Sizing Guide Below

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Datasheet

138.838In Stock

Cut Tape

0,327 €

0,231 €

0,201 €

0,18 €

Reel

0,116 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

EMI Filter Circuits 35 DB 50V 20A SMD

BNX022-01L
Murata Electronics
1: 4,20 €
13.261In Stock
9.600Expected 04/01/2027

Mfr. Part No.
BNX022-01L

Mouser Part No
81-BNX022-01L

Murata Electronics

EMI Filter Circuits 35 DB 50V 20A SMD

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Datasheet

13.261In Stock

9.600Expected 04/01/2027

Cut Tape

4,20 €

3,42 €

3,16 €

2,98 €

Reel

2,22 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

EMI Filter Circuits 500M Ohm 100Volts 15A

BNX02301L
Murata Electronics
1: 4,39 €
9.834In Stock
18.400On Order

Mfr. Part No.
BNX02301L

Mouser Part No
81-BNX023-01L

Murata Electronics

EMI Filter Circuits 500M Ohm 100Volts 15A

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Datasheet

9.834In Stock

18.400On Order

Cut Tape

4,39 €

3,64 €

3,37 €

3,19 €

Reel

2,45 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

EMI Filter Circuits 4.7 UF 50V 20A

BNX024H01L
Murata Electronics
1: 5,22 €
18.876In Stock

Mfr. Part No.
BNX024H01L

Mouser Part No
81-BNX024H01L

Murata Electronics

EMI Filter Circuits 4.7 UF 50V 20A

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Datasheet

18.876In Stock

Cut Tape

5,22 €

4,78 €

4,34 €

3,92 €

Reel

2,80 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

EMI Filter Circuits 10.0 UF 25V 20A

BNX025H01L
Murata Electronics
1: 5,22 €
11.073In Stock

Mfr. Part No.
BNX025H01L

Mouser Part No
81-BNX025H01L

Murata Electronics

EMI Filter Circuits 10.0 UF 25V 20A

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Datasheet

11.073In Stock

Cut Tape

5,22 €

4,26 €

3,93 €

3,70 €

Reel

2,81 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

EMI Filter Circuits 10.0 UF 50V 20A

BNX026H01L
Murata Electronics
1: 5,79 €
17.662In Stock
9.840Expected 22/06/2026

Mfr. Part No.
BNX026H01L

Mouser Part No
81-BNX026H01L

Murata Electronics

EMI Filter Circuits 10.0 UF 50V 20A

Learn More

Datasheet

17.662In Stock

9.840Expected 22/06/2026

Cut Tape

5,79 €

5,01 €

4,73 €

4,27 €

Reel

3,32 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

EMI Filter Circuits 16 V 15A

BNX028-01L
Murata Electronics
1: 4,82 €
5.699In Stock

Mfr. Part No.
BNX028-01L

Mouser Part No
81-BNX028-01L

Murata Electronics

EMI Filter Circuits 16 V 15A

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Datasheet

5.699In Stock

Cut Tape

4,82 €

4,01 €

3,70 €

3,53 €

Reel

2,93 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

BLM18KG102SN1D
Murata Electronics
1: 0,086 €
83.157In Stock
200.000On Order

Mfr. Part No.
BLM18KG102SN1D

Mouser Part No
81-BLM18KG102SN1D

Murata Electronics

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

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Datasheet

83.157In Stock

200.000On Order

Cut Tape

0,086 €

0,04 €

0,034 €

0,033 €

View

Reel

0,021 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below

BLM18KG221SN1D
Murata Electronics
1: 0,086 €
291.277In Stock

Mfr. Part No.
BLM18KG221SN1D

Mouser Part No
81-BLM18KG221SN1D

Murata Electronics

Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below

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Datasheet

291.277In Stock

Cut Tape

0,086 €

0,052 €

0,041 €

0,037 €

View

Reel

0,019 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

BLM18KG331SN1D
Murata Electronics
1: 0,086 €
357.392In Stock

Mfr. Part No.
BLM18KG331SN1D

Mouser Part No
81-BLM18KG331SN1D

Murata Electronics

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

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Datasheet

357.392In Stock

Cut Tape

0,086 €

0,052 €

0,041 €

0,037 €

View

Reel

0,019 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below

BLM18KG471SN1D
Murata Electronics
1: 0,086 €
188.012In Stock

Mfr. Part No.
BLM18KG471SN1D

Mouser Part No
81-BLM18KG471SN1D

Murata Electronics

Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below

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Datasheet

188.012In Stock

Cut Tape

0,086 €

0,055 €

0,043 €

0,039 €

View

Reel

0,019 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 600 OHM 25% Alternate Sizing Guide Below

BLM18KG601SN1D
Murata Electronics
1: 0,086 €
325.362In Stock
680.000On Order

Mfr. Part No.
BLM18KG601SN1D

Mouser Part No
81-BLM18KG601SN1D

Murata Electronics

Ferrite Beads 600 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

325.362In Stock

680.000On Order

Cut Tape

0,086 €

0,055 €

0,043 €

0,039 €

Reel

0,019 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 30 OHM Alternate Sizing Guide Below

BLM18SP300SN1D
Murata Electronics
1: 0,198 €
94.565In Stock

Mfr. Part No.
BLM18SP300SN1D

Mouser Part No
81-BLM18SP300SN1D

Murata Electronics

Ferrite Beads 30 OHM Alternate Sizing Guide Below

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Datasheet

94.565In Stock

Cut Tape

0,198 €

0,135 €

0,118 €

0,106 €

View

Reel

0,052 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM18SP601SN1D
Murata Electronics
1: 0,215 €
21.672In Stock

Mfr. Part No.
BLM18SP601SN1D

Mouser Part No
81-BLM18SP601SN1D

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

Learn More

Datasheet

21.672In Stock

Cut Tape

0,215 €

0,148 €

0,129 €

0,115 €

View

Reel

0,053 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 30 OHM 10% Alternate Sizing Guide Below

BLM21SN300SN1D
Murata Electronics
1: 0,172 €
23.856In Stock
160.000On Order

Mfr. Part No.
BLM21SN300SN1D

Mouser Part No
81-BLM21SN300SN1D

Murata Electronics

Ferrite Beads 30 OHM 10% Alternate Sizing Guide Below

Learn More

Datasheet

23.856In Stock

160.000On Order

Cut Tape

0,172 €

0,122 €

0,107 €

0,095 €

View

Reel

0,05 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 110 OHM Alternate Sizing Guide Below

BLM21SP111SN1D
Murata Electronics
1: 0,267 €
89.444In Stock
56.000Expected 10/08/2026

Mfr. Part No.
BLM21SP111SN1D

Mouser Part No
81-BLM21SP111SN1D

Murata Electronics

Ferrite Beads 110 OHM Alternate Sizing Guide Below

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Datasheet

89.444In Stock

56.000Expected 10/08/2026

Cut Tape

0,267 €

0,187 €

0,16 €

0,144 €

View

Reel

0,068 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM21SP601SN1D
Murata Electronics
1: 0,267 €
62.808In Stock
420.000Expected 03/12/2026

Mfr. Part No.
BLM21SP601SN1D

Mouser Part No
81-BLM21SP601SN1D

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

Learn More

Datasheet

62.808In Stock

420.000Expected 03/12/2026

Cut Tape

0,267 €

0,184 €

0,16 €

0,143 €

View

Reel

0,068 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM31KN121SN1L
Murata Electronics
1: 0,327 €
44.194In Stock
37.500Expected 26/11/2026

Mfr. Part No.
BLM31KN121SN1L

Mouser Part No
81-BLM31KN121SN1L

Murata Electronics

Ferrite Beads 120 OHM Alternate Sizing Guide Below

Learn More

Datasheet

44.194In Stock

37.500Expected 26/11/2026

Cut Tape

0,327 €

0,229 €

0,198 €

0,175 €

Reel

0,108 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

Ferrite Beads 470 OHM Alternate Sizing Guide Below

BLM31KN471SN1L
Murata Electronics
1: 0,327 €
109.382In Stock
75.000Expected 05/10/2026

Mfr. Part No.
BLM31KN471SN1L

Mouser Part No
81-BLM31KN471SN1L

Murata Electronics

Ferrite Beads 470 OHM Alternate Sizing Guide Below

Learn More

Datasheet

109.382In Stock

75.000Expected 05/10/2026

Cut Tape

0,327 €

0,231 €

0,201 €

0,18 €

Reel

0,115 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM31KN601SN1L
Murata Electronics
1: 0,267 €
16.210In Stock
25.000Expected 29/09/2026

Mfr. Part No.
BLM31KN601SN1L

Mouser Part No
81-BLM31KN601SN1L

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

Learn More

Datasheet

16.210In Stock

25.000Expected 29/09/2026

Cut Tape

0,267 €

0,187 €

0,159 €

0,141 €

View

Reel

0,086 €

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below

BLM31KN801SN1L
Murata Electronics
1: 0,292 €
31.555In Stock

Mfr. Part No.
BLM31KN801SN1L

Mouser Part No
81-BLM31KN801SN1L

Murata Electronics

Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below

Learn More

Datasheet

31.555In Stock

Cut Tape

0,292 €

0,205 €

0,175 €

0,158 €

View

Reel

0,106 €

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

BLM31SN500SN1L
Murata Electronics
1: 0,344 €
67.271In Stock
90.000Expected 19/10/2026

Mfr. Part No.
BLM31SN500SN1L

Mouser Part No
81-BLM31SN500SN1L

Murata Electronics

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

Learn More

Datasheet

67.271In Stock

90.000Expected 19/10/2026

Cut Tape

0,344 €

0,24 €

0,208 €

0,186 €

View

Reel

0,098 €

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

EMI Filter Circuits 6.3 V 15A

BNX029-01L
Murata Electronics
1: 5,08 €
526In Stock
400Expected 08/02/2027

Mfr. Part No.
BNX029-01L

Mouser Part No
81-BNX029-01L

Murata Electronics

EMI Filter Circuits 6.3 V 15A

Learn More

Datasheet

526In Stock

400Expected 08/02/2027

Cut Tape

5,08 €

4,15 €

3,83 €

3,59 €

Reel

2,97 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

Power Supply Line Noise Suppression for Home Audio

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