Passive Components – Mouser Bulgaria

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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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Types of Passive Components

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Part #

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

BLM31SN500SN1L
Murata Electronics
1: 0,361 €
29.710In Stock
225.000On Order

Mfr. Part No.
BLM31SN500SN1L

Mouser Part No
81-BLM31SN500SN1L

Murata Electronics

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

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Datasheet

29.710In Stock

225.000On Order

Cut Tape

0,361 €

0,252 €

0,217 €

0,194 €

View

Reel

0,106 €

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

EMI Filter Circuits 10.0 UF 25V 20A

BNX025H01L
Murata Electronics
1: 5,22 €
4.073In Stock
17.600On 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

4.073In Stock

17.600On 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 €
265In Stock
6.400On 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

265In Stock

6.400On Order

Cut Tape

5,22 €

4,26 €

3,93 €

3,70 €

Reel

2,80 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM15KD121SN1D
Murata Electronics
1: 0,086 €
32.457In Stock

Mfr. Part No.
BLM15KD121SN1D

Mouser Part No
81-BLM15KD121SN1D

Murata Electronics

Ferrite Beads 120 OHM Alternate Sizing Guide Below

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Datasheet

32.457In Stock

Cut Tape

0,086 €

0,058 €

0,046 €

0,041 €

View

Reel

0,017 €

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

Ferrite Beads FB SMD 0603inch 100o hm NONAUTO Alternate Sizing Guide Below

BLM18SP101SN1D
Murata Electronics
1: 0,215 €
19.561In Stock
12.000Expected 9/24/2026

Mfr. Part No.
BLM18SP101SN1D

Mouser Part No
81-BLM18SP101SN1D

Murata Electronics

Ferrite Beads FB SMD 0603inch 100o hm NONAUTO Alternate Sizing Guide Below

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Datasheet

19.561In Stock

12.000Expected 9/24/2026

Cut Tape

0,215 €

0,151 €

0,132 €

0,118 €

View

Reel

0,052 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

BLM18SP102SN1D
Murata Electronics
1: 0,215 €
7.076In Stock
28.000Expected 10/29/2026

Mfr. Part No.
BLM18SP102SN1D

Mouser Part No
81-BLM18SP102SN1D

Murata Electronics

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

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Datasheet

7.076In Stock

28.000Expected 10/29/2026

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: 0,215 €
325In Stock
60.000On 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

325In Stock

60.000On Order

Cut Tape

0,215 €

0,148 €

0,129 €

0,115 €

View

Reel

0,053 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 470 OHM Alternate Sizing Guide Below

BLM21SP471SN1D
Murata Electronics
1: 0,267 €
4.205In Stock
44.000On Order

Mfr. Part No.
BLM21SP471SN1D

Mouser Part No
81-BLM21SP471SN1D

Murata Electronics

Ferrite Beads 470 OHM Alternate Sizing Guide Below

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Datasheet

4.205In Stock

44.000On 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 70 OHM Alternate Sizing Guide Below

BLM21SP700SN1D
Murata Electronics
1: 0,267 €
11.782In Stock
12.000Expected 12/14/2026

Mfr. Part No.
BLM21SP700SN1D

Mouser Part No
81-BLM21SP700SN1D

Murata Electronics

Ferrite Beads 70 OHM Alternate Sizing Guide Below

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Datasheet

11.782In Stock

12.000Expected 12/14/2026

Cut Tape

0,267 €

0,187 €

0,163 €

0,146 €

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 €
180In Stock
297.500On Order

Mfr. Part No.
BLM31KN271SN1L

Mouser Part No
81-BLM31KN271SN1L

Murata Electronics

Ferrite Beads 270 OHM 4.5A Alternate Sizing Guide Below

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Datasheet

180In Stock

297.500On 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: 0,344 €
1.298In Stock
175.000On 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

1.298In Stock

175.000On Order

Cut Tape

0,344 €

0,238 €

0,207 €

0,185 €

View

Reel

0,106 €

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below

BLM31KN801SN1L
Murata Electronics
1: 0,327 €
12In Stock
72.500On Order

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

12In Stock

72.500On Order

Cut Tape

0,327 €

0,238 €

0,201 €

0,18 €

View

Reel

0,106 €

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

BLM18KG331SN1D
Murata Electronics
1: 0,086 €
215.993Expected 12/31/2026

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

215.993Expected 12/31/2026

Cut Tape

0,086 €

0,055 €

0,043 €

0,039 €

Reel

0,02 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 33 OHM Alternate Sizing Guide Below

BLM18SG330SN1D
Murata Electronics
1: 0,172 €
50.982Expected 11/24/2026

Mfr. Part No.
BLM18SG330SN1D

Mouser Part No
81-BLM18SG330SN1D

Murata Electronics

Ferrite Beads 33 OHM Alternate Sizing Guide Below

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Datasheet

50.982Expected 11/24/2026

Cut Tape

0,172 €

0,119 €

0,103 €

0,092 €

View

Reel

0,039 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads 180 OHM 25%

BLM21SP181SN1D
Murata Electronics
1: 0,284 €
135.990On Order

Mfr. Part No.
BLM21SP181SN1D

Mouser Part No
81-BLM21SP181SN1D

Murata Electronics

Ferrite Beads 180 OHM 25%

Learn More

Datasheet

135.990On Order

Cut Tape

0,284 €

0,194 €

0,168 €

0,151 €

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 €
53.167On Order

Mfr. Part No.
BLM31KN121SN1L

Mouser Part No
81-BLM31KN121SN1L

Murata Electronics

Ferrite Beads 120 OHM Alternate Sizing Guide Below

Learn More

Datasheet

53.167On 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: 0,353 €
110.401On Order

Mfr. Part No.
BLM31KN601SN1L

Mouser Part No
81-BLM31KN601SN1L

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

Learn More

Datasheet

110.401On Order

Cut Tape

0,353 €

0,242 €

0,21 €

0,187 €

View

Reel

0,086 €

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

EMI Filter Circuits 6.3 V 15A

BNX029-01L
Murata Electronics
1: 5,53 €
988Expected 1/5/2027

Mfr. Part No.
BNX029-01L

Mouser Part No
81-BNX029-01L

Murata Electronics

EMI Filter Circuits 6.3 V 15A

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Datasheet

988Expected 1/5/2027

Cut Tape

5,53 €

4,52 €

4,16 €

3,91 €

Reel

2,98 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

Ferrite Beads 30 OHM Alternate Sizing Guide Below

BLM15KD300SN1D
Murata Electronics
1: 0,086 €
59.700On Order

Mfr. Part No.
BLM15KD300SN1D

Mouser Part No
81-BLM15KD300SN1D

Murata Electronics

Ferrite Beads 30 OHM Alternate Sizing Guide Below

Learn More

Datasheet

59.700On 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 FB SMD 0603inch 220o hm NONAUTO Alternate Sizing Guide Below

BLM18SP221SN1D
Murata Electronics
1: 0,215 €
11.950Expected 8/27/2026

Mfr. Part No.
BLM18SP221SN1D

Mouser Part No
81-BLM18SP221SN1D

Murata Electronics

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

Learn More

Datasheet

11.950Expected 8/27/2026

Cut Tape

0,215 €

0,151 €

0,132 €

0,118 €

View

Reel

0,052 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Ferrite Beads

BLM02KX100SN1D
Murata Electronics
15.000: 0,055 €
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
BLM02KX100SN1D

Mouser Part No
81-BLM02KX100SN1D

Murata Electronics

Ferrite Beads

Learn More

Datasheet

Non-Stocked Lead-Time 11 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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