Passive Components – Mouser Ireland

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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 2A Alternate Sizing Guide Below

BLM31KN102SN1L
Murata Electronics
1: €0.31
150,815In 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

150,815In Stock

Cut Tape

€0.31

€0.22

€0.191

€0.17

View

Reel

€0.086

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

BLM21SP102SN1D
Murata Electronics
1: €0.258
212,844In 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

212,844In Stock

Cut Tape

€0.258

€0.18

€0.156

€0.139

View

Reel

€0.068

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM21SP601SN1D
Murata Electronics
1: €0.258
186,227In Stock

Mfr. Part No.
BLM21SP601SN1D

Mouser Part No
81-BLM21SP601SN1D

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

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Datasheet

186,227In Stock

Cut Tape

€0.258

€0.18

€0.157

€0.139

View

Reel

€0.068

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

EMI Filter Circuits 35 DB 50V 20A SMD

BNX022-01L
Murata Electronics
1: €3.98
13,362In Stock
6,315Expected 21/04/2026

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

13,362In Stock

6,315Expected 21/04/2026

Cut Tape

€3.98

€3.26

€3.01

€2.83

Reel

€2.23

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

EMI Filter Circuits 4.7 UF 50V 20A

BNX024H01L
Murata Electronics
1: €5.05
4,647In Stock
18,390On Order

Mfr. Part No.
BNX024H01L

Mouser Part No
81-BNX024H01L

Murata Electronics

EMI Filter Circuits 4.7 UF 50V 20A

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Datasheet

4,647In Stock

18,390On Order

Cut Tape

€5.05

€4.75

€4.38

€3.70

Reel

€2.80

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

EMI Filter Circuits 10.0 UF 50V 20A

BNX026H01L
Murata Electronics
1: €5.61
3,780In Stock
28,400On Order

Mfr. Part No.
BNX026H01L

Mouser Part No
81-BNX026H01L

Murata Electronics

EMI Filter Circuits 10.0 UF 50V 20A

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Datasheet

3,780In Stock

28,400On Order

Cut Tape

€5.61

€5.17

€4.65

€4.15

Reel

€3.16

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

Ferrite Beads 470 OHM Alternate Sizing Guide Below

BLM31KN471SN1L
Murata Electronics
1: €0.318
54,752In Stock
112,500On Order

Mfr. Part No.
BLM31KN471SN1L

Mouser Part No
81-BLM31KN471SN1L

Murata Electronics

Ferrite Beads 470 OHM Alternate Sizing Guide Below

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Datasheet

54,752In Stock

112,500On Order

Cut Tape

€0.318

€0.225

€0.195

€0.175

View

Reel

€0.086

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM31KN601SN1L
Murata Electronics
1: €0.31
39,005In Stock

Mfr. Part No.
BLM31KN601SN1L

Mouser Part No
81-BLM31KN601SN1L

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

Learn More

Datasheet

39,005In Stock

Cut Tape

€0.31

€0.22

€0.191

€0.154

View

Reel

€0.086

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below

BLM31KN801SN1L
Murata Electronics
1: €0.318
56,528In Stock

Mfr. Part No.
BLM31KN801SN1L

Mouser Part No
81-BLM31KN801SN1L

Murata Electronics

Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below

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Datasheet

56,528In Stock

Cut Tape

€0.318

€0.225

€0.195

€0.175

View

Reel

€0.086

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

BLM18KG331SN1D
Murata Electronics
1: €0.086
411,657In 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

411,657In Stock

Cut Tape

€0.086

€0.052

€0.041

€0.037

Reel

€0.018

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below

BLM18KG471SN1D
Murata Electronics
1: €0.086
92,424In Stock
144,000On Order

Mfr. Part No.
BLM18KG471SN1D

Mouser Part No
81-BLM18KG471SN1D

Murata Electronics

Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

92,424In Stock

144,000On Order

Cut Tape

€0.086

€0.052

€0.041

€0.037

Reel

€0.019

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 600 OHM 25% Alternate Sizing Guide Below

BLM18KG601SN1D
Murata Electronics
1: €0.086
139,426In Stock
492,000On Order

Mfr. Part No.
BLM18KG601SN1D

Mouser Part No
81-BLM18KG601SN1D

Murata Electronics

Ferrite Beads 600 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

139,426In Stock

492,000On Order

Cut Tape

€0.086

€0.052

€0.041

€0.037

Reel

€0.018

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 30 OHM Alternate Sizing Guide Below

BLM18SP300SN1D
Murata Electronics
1: €0.206
95,822In Stock

Mfr. Part No.
BLM18SP300SN1D

Mouser Part No
81-BLM18SP300SN1D

Murata Electronics

Ferrite Beads 30 OHM Alternate Sizing Guide Below

Learn More

Datasheet

95,822In Stock

Cut Tape

€0.206

€0.144

€0.126

€0.113

View

Reel

€0.052

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 30 OHM 10% Alternate Sizing Guide Below

BLM21SN300SN1D
Murata Electronics
1: €0.163
36,107In Stock
88,000On Order

Mfr. Part No.
BLM21SN300SN1D

Mouser Part No
81-BLM21SN300SN1D

Murata Electronics

Ferrite Beads 30 OHM 10% Alternate Sizing Guide Below

Learn More

Datasheet

36,107In Stock

88,000On Order

Cut Tape

€0.163

€0.116

€0.101

€0.09

View

Reel

€0.041

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 110 OHM Alternate Sizing Guide Below

BLM21SP111SN1D
Murata Electronics
1: €0.258
22,616In Stock
88,000On Order

Mfr. Part No.
BLM21SP111SN1D

Mouser Part No
81-BLM21SP111SN1D

Murata Electronics

Ferrite Beads 110 OHM Alternate Sizing Guide Below

Learn More

Datasheet

22,616In Stock

88,000On Order

Cut Tape

€0.258

€0.18

€0.157

€0.139

View

Reel

€0.068

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 330 OHM Alternate Sizing Guide Below

BLM21SP331SN1D
Murata Electronics
1: €0.258
22,870In Stock

Mfr. Part No.
BLM21SP331SN1D

Mouser Part No
81-BLM21SP331SN1D

Murata Electronics

Ferrite Beads 330 OHM Alternate Sizing Guide Below

Learn More

Datasheet

22,870In Stock

Cut Tape

€0.258

€0.18

€0.157

€0.139

View

Reel

€0.068

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM31KN121SN1L
Murata Electronics
1: €0.31
18,580In Stock
49,900On Order

Mfr. Part No.
BLM31KN121SN1L

Mouser Part No
81-BLM31KN121SN1L

Murata Electronics

Ferrite Beads 120 OHM Alternate Sizing Guide Below

Learn More

Datasheet

18,580In Stock

49,900On Order

Cut Tape

€0.31

€0.22

€0.191

€0.171

View

Reel

€0.086

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

BLM31SN500SN1L
Murata Electronics
1: €0.335
60,387In Stock
90,000On Order

Mfr. Part No.
BLM31SN500SN1L

Mouser Part No
81-BLM31SN500SN1L

Murata Electronics

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

Learn More

Datasheet

60,387In Stock

90,000On Order

Cut Tape

€0.335

€0.233

€0.202

€0.181

View

Reel

€0.09

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

EMI Filter Circuits 500M Ohm 100Volts 15A

BNX02301L
Murata Electronics
1: €4.88
894In Stock
16,800On Order

Mfr. Part No.
BNX02301L

Mouser Part No
81-BNX023-01L

Murata Electronics

EMI Filter Circuits 500M Ohm 100Volts 15A

Learn More

Datasheet

894In Stock

16,800On Order

Cut Tape

€4.88

€4.14

€3.66

€3.53

Reel

€2.55

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

EMI Filter Circuits 10.0 UF 25V 20A

BNX025H01L
Murata Electronics
1: €4.86
3,996In Stock
10,400On Order

Mfr. Part No.
BNX025H01L

Mouser Part No
81-BNX025H01L

Murata Electronics

EMI Filter Circuits 10.0 UF 25V 20A

Learn More

Datasheet

3,996In Stock

10,400On Order

Cut Tape

€4.86

€4.03

€3.61

€3.42

Reel

€2.80

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

EMI Filter Circuits 22.0 UF 16V 20A

BNX027H01L
Murata Electronics
1: €5.61
1,455In Stock
2,800On Order

Mfr. Part No.
BNX027H01L

Mouser Part No
81-BNX027H01L

Murata Electronics

EMI Filter Circuits 22.0 UF 16V 20A

Learn More

Datasheet

1,455In Stock

2,800On Order

Cut Tape

€5.61

€4.58

€4.22

€3.97

Reel

€3.36

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

EMI Filter Circuits 16 V 15A

BNX028-01L
Murata Electronics
1: €4.93
1,744In Stock
5,500On Order

Mfr. Part No.
BNX028-01L

Mouser Part No
81-BNX028-01L

Murata Electronics

EMI Filter Circuits 16 V 15A

Learn More

Datasheet

1,744In Stock

5,500On Order

Cut Tape

€4.93

€4.06

€3.74

€3.54

Reel

€2.87

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

EMI Filter Circuits 6.3 V 15A

BNX029-01L
Murata Electronics
1: €4.97
1,072In Stock

Mfr. Part No.
BNX029-01L

Mouser Part No
81-BNX029-01L

Murata Electronics

EMI Filter Circuits 6.3 V 15A

Learn More

Datasheet

1,072In Stock

Cut Tape

€4.97

€4.06

€3.74

€3.52

Reel

€2.96

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

Common Mode Chokes / Filters 10M OHM 100V 6A 20UH

PLT10HH1026R0PNL
Murata Electronics
1: €3.64
1,997In Stock
2,000Expected 19/05/2026

Mfr. Part No.
PLT10HH1026R0PNL

Mouser Part No
81-PLT10HH1026R0PNL

Murata Electronics

Common Mode Chokes / Filters 10M OHM 100V 6A 20UH

Learn More

Datasheet

1,997In Stock

2,000Expected 19/05/2026

Cut Tape

€3.64

€3.07

€2.87

€2.73

Reel

€2.41

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

Common Mode Chokes / Filters 6 UH

PLT10HH401100PNL
Murata Electronics
1: €4.09
1,301In Stock
750Expected 04/08/2026

Mfr. Part No.
PLT10HH401100PNL

Mouser Part No
81-PLT10HH401100PNL

Murata Electronics

Common Mode Chokes / Filters 6 UH

Learn More

Datasheet

1,301In Stock

750Expected 04/08/2026

Cut Tape

€4.09

€3.33

€3.07

€2.89

Reel

€2.71

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

Power Supply Line Noise Suppression for Home Audio

Types of Passive Components

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