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 Alternate Sizing Guide Below

BLM21SP102SN1D
Murata Electronics
1: €0.267
190,693In 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

190,693In 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
139,968In 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

139,968In Stock

Cut Tape

€0.327

€0.231

€0.201

€0.18

Reel

€0.116

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Min.: 1
Mult.: 1

: 2,500

EMI Filter Circuits 35 DB 50V 20A SMD

BNX022-01L
Murata Electronics
1: €4.20
14,121In 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

14,121In Stock

9,600Expected 04/01/2027

Cut Tape

€4.20

€3.42

€3.16

€2.98

Reel

€2.23

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Min.: 1
Mult.: 1

: 400

EMI Filter Circuits 500M Ohm 100Volts 15A

BNX02301L
Murata Electronics
1: €4.39
10,339In 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

10,339In Stock

18,400On Order

Cut Tape

€4.39

€3.64

€3.37

€3.19

Reel

€2.45

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Min.: 1
Mult.: 1

: 400

EMI Filter Circuits 4.7 UF 50V 20A

BNX024H01L
Murata Electronics
1: €5.22
13,195In Stock
6,400Expected 03/06/2026

Mfr. Part No.
BNX024H01L

Mouser Part No
81-BNX024H01L

Murata Electronics

EMI Filter Circuits 4.7 UF 50V 20A

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Datasheet

13,195In Stock

6,400Expected 03/06/2026

Cut Tape

€5.22

€4.76

€4.27

€3.92

Reel

€2.80

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Min.: 1
Mult.: 1

: 400

EMI Filter Circuits 10.0 UF 25V 20A

BNX025H01L
Murata Electronics
1: €5.22
5,485In Stock
6,000Expected 03/06/2026

Mfr. Part No.
BNX025H01L

Mouser Part No
81-BNX025H01L

Murata Electronics

EMI Filter Circuits 10.0 UF 25V 20A

Learn More

Datasheet

5,485In Stock

6,000Expected 03/06/2026

Cut Tape

€5.22

€4.26

€3.93

€3.70

Reel

€2.81

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Min.: 1
Mult.: 1

: 400

EMI Filter Circuits 10.0 UF 50V 20A

BNX026H01L
Murata Electronics
1: €5.79
8,911In Stock
18,000Expected 11/06/2026

Mfr. Part No.
BNX026H01L

Mouser Part No
81-BNX026H01L

Murata Electronics

EMI Filter Circuits 10.0 UF 50V 20A

Learn More

Datasheet

8,911In Stock

18,000Expected 11/06/2026

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
5,945In 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

5,945In Stock

Cut Tape

€4.82

€4.01

€3.70

€3.53

Reel

€2.93

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

BLM18KG331SN1D
Murata Electronics
1: €0.086
361,517In 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

361,517In 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
121,412In Stock
68,000Expected 03/06/2026

Mfr. Part No.
BLM18KG471SN1D

Mouser Part No
81-BLM18KG471SN1D

Murata Electronics

Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

121,412In Stock

68,000Expected 03/06/2026

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
95,015In 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

95,015In 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
27,059In Stock

Mfr. Part No.
BLM18SP601SN1D

Mouser Part No
81-BLM18SP601SN1D

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

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Datasheet

27,059In 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
34,506In 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

34,506In 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
93,244In 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

Learn More

Datasheet

93,244In 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
65,316In 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

65,316In 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 270 OHM 4.5A Alternate Sizing Guide Below

BLM31KN271SN1L
Murata Electronics
1: €0.327
30,100In Stock
127,500On Order

Mfr. Part No.
BLM31KN271SN1L

Mouser Part No
81-BLM31KN271SN1L

Murata Electronics

Ferrite Beads 270 OHM 4.5A Alternate Sizing Guide Below

Learn More

Datasheet

30,100In Stock

127,500On Order

Cut Tape

€0.327

€0.231

€0.201

€0.18

View

Reel

€0.106

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Ferrite Beads 470 OHM Alternate Sizing Guide Below

BLM31KN471SN1L
Murata Electronics
1: €0.327
114,086In Stock

Mfr. Part No.
BLM31KN471SN1L

Mouser Part No
81-BLM31KN471SN1L

Murata Electronics

Ferrite Beads 470 OHM Alternate Sizing Guide Below

Learn More

Datasheet

114,086In Stock

Cut Tape

€0.327

€0.229

€0.198

€0.177

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
15,831In 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

15,831In 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
33,109In 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

33,109In 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
9,186In Stock
150,000On Order

Mfr. Part No.
BLM31SN500SN1L

Mouser Part No
81-BLM31SN500SN1L

Murata Electronics

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

Learn More

Datasheet

9,186In Stock

150,000On Order

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 15/09/2026

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 15/09/2026

Cut Tape

€5.08

€4.15

€3.83

€3.59

Reel

€2.97

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

Common Mode Chokes / Filters 100 OHM 300V 15A 2UH

PLT10HH101150PNL
Murata Electronics
1: €9.44
423In Stock
625Expected 12/11/2026

Mfr. Part No.
PLT10HH101150PNL

Mouser Part No
81-PLT10HH101150PNL

Murata Electronics

Common Mode Chokes / Filters 100 OHM 300V 15A 2UH

Learn More

Datasheet

423In Stock

625Expected 12/11/2026

Cut Tape

€9.44

€7.73

€7.14

€6.75

Reel

€6.02

View

MouseReel Available

Min.: 1
Mult.: 1

: 125

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

PLT10HH1026R0PNL
Murata Electronics
1: €3.66
2,422In Stock
3,500Expected 09/11/2026

Mfr. Part No.
PLT10HH1026R0PNL

Mouser Part No
81-PLT10HH1026R0PNL

Murata Electronics

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

Learn More

Datasheet

2,422In Stock

3,500Expected 09/11/2026

Cut Tape

€3.66

€3.09

€2.89

€2.75

Reel

€2.39

View

MouseReel Available

Min.: 1
Mult.: 1

: 125

Common Mode Chokes / Filters 6 UH

PLT10HH401100PNL
Murata Electronics
1: €4.23
1,683In Stock

Mfr. Part No.
PLT10HH401100PNL

Mouser Part No
81-PLT10HH401100PNL

Murata Electronics

Common Mode Chokes / Filters 6 UH

Learn More

Datasheet

1,683In Stock

Cut Tape

€4.23

€3.45

€3.18

€2.99

Reel

€2.61

View

MouseReel Available

Min.: 1
Mult.: 1

: 125

Power Supply Line Noise Suppression for Home Audio

Types of Passive Components

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