Passive Components – Mouser Finland

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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 20 OHM Alternate Sizing Guide Below

BLM15KD200SN1D
Murata Electronics
1: 0,086 €
63 074In Stock
110 000Expected 01/12/2026

Mfr. Part No.
BLM15KD200SN1D

Mouser Part No
81-BLM15KD200SN1D

Murata Electronics

Ferrite Beads 20 OHM Alternate Sizing Guide Below

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Datasheet

63 074In Stock

110 000Expected 01/12/2026

Cut Tape

0,086 €

0,058 €

0,046 €

0,041 €

View

Reel

0,017 €

MouseReel Available

Min.: 1
Mult.: 1

: 10 000

Ferrite Beads 22 OHM Alternate Sizing Guide Below

BLM18SD220SN1D
Murata Electronics
1: 0,146 €
31 769In Stock
96 000On Order

Mfr. Part No.
BLM18SD220SN1D

Mouser Part No
81-BLM18SD220SN1D

Murata Electronics

Ferrite Beads 22 OHM Alternate Sizing Guide Below

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Datasheet

31 769In Stock

96 000On Order

Cut Tape

0,146 €

0,106 €

0,092 €

0,083 €

View

Reel

0,039 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Ferrite Beads FB SMD 0603inch 220o hm NONAUTO Alternate Sizing Guide Below

BLM18SP221SN1D
Murata Electronics
1: 0,232 €
6 425In Stock

Mfr. Part No.
BLM18SP221SN1D

Mouser Part No
81-BLM18SP221SN1D

Murata Electronics

Ferrite Beads FB SMD 0603inch 220o hm NONAUTO Alternate Sizing Guide Below

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Datasheet

6 425In Stock

Cut Tape

0,232 €

0,16 €

0,139 €

0,125 €

View

Reel

0,053 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Ferrite Beads 70 OHM Alternate Sizing Guide Below

BLM21SP700SN1D
Murata Electronics
1: 0,267 €
2 857In Stock
20 000On Order

Mfr. Part No.
BLM21SP700SN1D

Mouser Part No
81-BLM21SP700SN1D

Murata Electronics

Ferrite Beads 70 OHM Alternate Sizing Guide Below

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Datasheet

2 857In Stock

20 000On Order

Cut Tape

0,267 €

0,187 €

0,163 €

0,146 €

View

Reel

0,068 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

BLM18SP102SN1D
Murata Electronics
1: 0,215 €
725In Stock
48 000On Order

Mfr. Part No.
BLM18SP102SN1D

Mouser Part No
81-BLM18SP102SN1D

Murata Electronics

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

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Datasheet

725In Stock

48 000On Order

Cut Tape

0,215 €

0,151 €

0,132 €

0,118 €

View

Reel

0,052 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM18SP601SN1D
Murata Electronics
1: 0,232 €
2 784In Stock
88 000On Order

Mfr. Part No.
BLM18SP601SN1D

Mouser Part No
81-BLM18SP601SN1D

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

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Datasheet

2 784In Stock

88 000On Order

Cut Tape

0,232 €

0,16 €

0,139 €

0,125 €

View

Reel

0,052 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Ferrite Beads 110 OHM Alternate Sizing Guide Below

BLM21SP111SN1D
Murata Electronics
1: 0,267 €
16 130In Stock
216 000On Order

Mfr. Part No.
BLM21SP111SN1D

Mouser Part No
81-BLM21SP111SN1D

Murata Electronics

Ferrite Beads 110 OHM Alternate Sizing Guide Below

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Datasheet

16 130In Stock

216 000On Order

Cut Tape

0,267 €

0,187 €

0,163 €

0,146 €

View

Reel

0,068 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

EMI Filter Circuits 10.0 UF 25V 20A

BNX025H01L
Murata Electronics
1: 5,22 €
10In Stock
28 390On Order

Mfr. Part No.
BNX025H01L

Mouser Part No
81-BNX025H01L

Murata Electronics

EMI Filter Circuits 10.0 UF 25V 20A

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Datasheet

10In Stock

28 390On Order

Cut Tape

5,22 €

4,26 €

3,93 €

3,70 €

Reel

2,81 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

EMI Filter Circuits 16 V 15A

BNX028-01L
Murata Electronics
1: 5,22 €
215In Stock
12 800On Order

Mfr. Part No.
BNX028-01L

Mouser Part No
81-BNX028-01L

Murata Electronics

EMI Filter Circuits 16 V 15A

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Datasheet

215In Stock

12 800On Order

Cut Tape

5,22 €

4,26 €

3,93 €

3,70 €

Reel

2,98 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

Ferrite Beads 1000 OHM 2A Alternate Sizing Guide Below

BLM31KN102SN1L
Murata Electronics
1: 0,335 €
6In Stock
187 500On Order

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

6In Stock

187 500On Order

Cut Tape

0,335 €

0,238 €

0,205 €

0,183 €

Reel

0,116 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Ferrite Beads Chip Ferrite 0805, 4mOhms Res, 30Ohms Imp, 8.5A

BLM21SN300SN1D
Murata Electronics
1: 0,181 €
278 778On Order

Mfr. Part No.
BLM21SN300SN1D

Mouser Part No
81-BLM21SN300SN1D

Murata Electronics

Ferrite Beads Chip Ferrite 0805, 4mOhms Res, 30Ohms Imp, 8.5A

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Datasheet

278 778On Order

Cut Tape

0,181 €

0,126 €

0,11 €

0,099 €

View

Reel

0,059 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Ferrite Beads 270 OHM 4.5A Alternate Sizing Guide Below

BLM31KN271SN1L
Murata Electronics
1: 0,327 €
296 956On 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

296 956On Order

Cut Tape

0,327 €

0,231 €

0,201 €

0,18 €

View

Reel

0,101 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Ferrite Beads 470 OHM Alternate Sizing Guide Below

BLM31KN471SN1L
Murata Electronics
1: 0,327 €
265 898On 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

265 898On Order

Cut Tape

0,327 €

0,231 €

0,201 €

0,18 €

Reel

0,115 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

BLM18KG331SN1D
Murata Electronics
1: 0,12 €
213 500On Order

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

213 500On Order

Cut Tape

0,12 €

0,057 €

0,049 €

0,04 €

View

Reel

0,02 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Ferrite Beads 33 OHM Alternate Sizing Guide Below

BLM18SG330SN1D
Murata Electronics
1: 0,163 €
87 232On Order

Mfr. Part No.
BLM18SG330SN1D

Mouser Part No
81-BLM18SG330SN1D

Murata Electronics

Ferrite Beads 33 OHM Alternate Sizing Guide Below

Learn More

Datasheet

87 232On Order

Cut Tape

0,163 €

0,115 €

0,10 €

0,089 €

View

Reel

0,039 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Ferrite Beads 180 OHM 25%

BLM21SP181SN1D
Murata Electronics
1: 0,267 €
132 000Expected 04/01/2027

Mfr. Part No.
BLM21SP181SN1D

Mouser Part No
81-BLM21SP181SN1D

Murata Electronics

Ferrite Beads 180 OHM 25%

Learn More

Datasheet

132 000Expected 04/01/2027

Cut Tape

0,267 €

0,186 €

0,163 €

0,146 €

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 €
102 500On Order

Mfr. Part No.
BLM31KN121SN1L

Mouser Part No
81-BLM31KN121SN1L

Murata Electronics

Ferrite Beads 120 OHM Alternate Sizing Guide Below

Learn More

Datasheet

102 500On Order

Cut Tape

0,327 €

0,231 €

0,201 €

0,18 €

Reel

0,121 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM31KN601SN1L
Murata Electronics
1: 0,344 €
109 401On Order

Mfr. Part No.
BLM31KN601SN1L

Mouser Part No
81-BLM31KN601SN1L

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

Learn More

Datasheet

109 401On Order

Cut Tape

0,344 €

0,238 €

0,207 €

0,185 €

View

Reel

0,09 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below

BLM31KN801SN1L
Murata Electronics
1: 0,327 €
77 612On Order

Mfr. Part No.
BLM31KN801SN1L

Mouser Part No
81-BLM31KN801SN1L

Murata Electronics

Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below

Learn More

Datasheet

77 612On 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 30 OHM Alternate Sizing Guide Below

BLM15KD300SN1D
Murata Electronics
1: 0,086 €
59 500On Order

Mfr. Part No.
BLM15KD300SN1D

Mouser Part No
81-BLM15KD300SN1D

Murata Electronics

Ferrite Beads 30 OHM Alternate Sizing Guide Below

Learn More

Datasheet

59 500On Order

Cut Tape

0,086 €

0,052 €

0,043 €

0,036 €

View

Reel

0,017 €

MouseReel Available

Min.: 1
Mult.: 1

: 10 000

Ferrite Beads

BLM02KX100SN1D
Murata Electronics
15 000: 0,055 €
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
BLM02KX100SN1D

Mouser Part No
81-BLM02KX100SN1D

Murata Electronics

Ferrite Beads

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

Reel

0,055 €

Min.: 15 000
Mult.: 15 000

: 15 000

Power Supply Line Noise Suppression for Home Audio

Types of Passive Components

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