Passive Components – Mouser Romania

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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: 1,56 RON
177.585In 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

177.585In Stock

Cut Tape

1,56 RON

1,11 RON

0,961 RON

0,855 RON

View

Reel

0,433 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

BLM21SP102SN1D
Murata Electronics
1: 1,30 RON
218.790In Stock

Mfr. Part No.
BLM21SP102SN1D

Mouser Part No
81-BLM21SP102SN1D

Murata Electronics

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

Learn More

Datasheet

218.790In Stock

Cut Tape

1,30 RON

0,905 RON

0,79 RON

0,699 RON

View

Reel

0,342 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below

BLM31KN801SN1L
Murata Electronics
1: 1,60 RON
66.678In 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

66.678In Stock

Cut Tape

1,60 RON

1,13 RON

0,976 RON

0,875 RON

View

Reel

0,433 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

Ferrite Beads 30 OHM Alternate Sizing Guide Below

BLM18SP300SN1D
Murata Electronics
1: 1,04 RON
101.142In Stock

Mfr. Part No.
BLM18SP300SN1D

Mouser Part No
81-BLM18SP300SN1D

Murata Electronics

Ferrite Beads 30 OHM Alternate Sizing Guide Below

Learn More

Datasheet

101.142In Stock

Cut Tape

1,04 RON

0,724 RON

0,634 RON

0,563 RON

View

Reel

0,262 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

EMI Filter Circuits 10.0 UF 50V 20A

BNX026H01L
Murata Electronics
1: 25,90 RON
7.029In Stock
5.525Expected 2/18/2026

Mfr. Part No.
BNX026H01L

Mouser Part No
81-BNX026H01L

Murata Electronics

EMI Filter Circuits 10.0 UF 50V 20A

Learn More

Datasheet

7.029In Stock

5.525Expected 2/18/2026

Cut Tape

25,90 RON

22,58 RON

20,32 RON

17,76 RON

Reel

14,39 RON

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM21SP601SN1D
Murata Electronics
1: 1,30 RON
190.926In Stock

Mfr. Part No.
BLM21SP601SN1D

Mouser Part No
81-BLM21SP601SN1D

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

Learn More

Datasheet

190.926In Stock

Cut Tape

1,30 RON

0,905 RON

0,79 RON

0,699 RON

View

Reel

0,342 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

EMI Filter Circuits 35 DB 50V 20A SMD

BNX022-01L
Murata Electronics
1: 22,08 RON
14.293In Stock
6.400Expected 4/21/2026

Mfr. Part No.
BNX022-01L

Mouser Part No
81-BNX022-01L

Murata Electronics

EMI Filter Circuits 35 DB 50V 20A SMD

Learn More

Datasheet

14.293In Stock

6.400Expected 4/21/2026

Cut Tape

22,08 RON

18,31 RON

16,95 RON

16,10 RON

15,89 RON

Reel

15,19 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

BLM18KG331SN1D
Murata Electronics
1: 0,433 RON
420.442In Stock

Mfr. Part No.
BLM18KG331SN1D

Mouser Part No
81-BLM18KG331SN1D

Murata Electronics

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

420.442In Stock

Cut Tape

0,433 RON

0,262 RON

0,206 RON

0,186 RON

Reel

0,101 RON

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM31KN601SN1L
Murata Electronics
1: 1,60 RON
43.839In Stock

Mfr. Part No.
BLM31KN601SN1L

Mouser Part No
81-BLM31KN601SN1L

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

Learn More

Datasheet

43.839In Stock

Cut Tape

1,60 RON

1,13 RON

0,90 RON

0,775 RON

View

Reel

0,433 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

EMI Filter Circuits 16 V 15A

BNX028-01L
Murata Electronics
1: 24,45 RON
2.182In Stock
3.200Expected 4/14/2026

Mfr. Part No.
BNX028-01L

Mouser Part No
81-BNX028-01L

Murata Electronics

EMI Filter Circuits 16 V 15A

Learn More

Datasheet

2.182In Stock

3.200Expected 4/14/2026

Cut Tape

24,45 RON

20,22 RON

18,61 RON

17,71 RON

Reel

14,59 RON

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

BLM18KG102SN1D
Murata Electronics
1: 0,433 RON
92.751In Stock
60.000Expected 4/23/2026

Mfr. Part No.
BLM18KG102SN1D

Mouser Part No
81-BLM18KG102SN1D

Murata Electronics

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

Learn More

Datasheet

92.751In Stock

60.000Expected 4/23/2026

Cut Tape

0,433 RON

0,216 RON

0,181 RON

0,176 RON

0,171 RON

Reel

0,151 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below

BLM18KG221SN1D
Murata Electronics
1: 0,433 RON
153.862In Stock
120.000Expected 4/14/2026

Mfr. Part No.
BLM18KG221SN1D

Mouser Part No
81-BLM18KG221SN1D

Murata Electronics

Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

153.862In Stock

120.000Expected 4/14/2026

Cut Tape

0,433 RON

0,262 RON

0,206 RON

0,186 RON

View

Reel

0,08 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below

BLM18KG471SN1D
Murata Electronics
1: 0,478 RON
109.406In Stock
80.000Expected 4/14/2026

Mfr. Part No.
BLM18KG471SN1D

Mouser Part No
81-BLM18KG471SN1D

Murata Electronics

Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

109.406In Stock

80.000Expected 4/14/2026

Cut Tape

0,478 RON

0,292 RON

0,236 RON

0,206 RON

View

Reel

0,141 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Ferrite Beads 30 OHM 10% Alternate Sizing Guide Below

BLM21SN300SN1D
Murata Electronics
1: 0,82 RON
54.023In Stock
52.000Expected 4/14/2026

Mfr. Part No.
BLM21SN300SN1D

Mouser Part No
81-BLM21SN300SN1D

Murata Electronics

Ferrite Beads 30 OHM 10% Alternate Sizing Guide Below

Learn More

Datasheet

54.023In Stock

52.000Expected 4/14/2026

Cut Tape

0,82 RON

0,583 RON

0,508 RON

0,453 RON

View

Reel

0,216 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Ferrite Beads 110 OHM Alternate Sizing Guide Below

BLM21SP111SN1D
Murata Electronics
1: 1,30 RON
43.741In Stock
20.000Expected 3/13/2026

Mfr. Part No.
BLM21SP111SN1D

Mouser Part No
81-BLM21SP111SN1D

Murata Electronics

Ferrite Beads 110 OHM Alternate Sizing Guide Below

Learn More

Datasheet

43.741In Stock

20.000Expected 3/13/2026

Cut Tape

1,30 RON

0,905 RON

0,785 RON

0,699 RON

View

Reel

0,342 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Ferrite Beads 330 OHM Alternate Sizing Guide Below

BLM21SP331SN1D
Murata Electronics
1: 1,30 RON
25.608In Stock

Mfr. Part No.
BLM21SP331SN1D

Mouser Part No
81-BLM21SP331SN1D

Murata Electronics

Ferrite Beads 330 OHM Alternate Sizing Guide Below

Learn More

Datasheet

25.608In Stock

Cut Tape

1,30 RON

0,905 RON

0,79 RON

0,699 RON

View

Reel

0,342 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Ferrite Beads 470 OHM Alternate Sizing Guide Below

BLM31KN471SN1L
Murata Electronics
1: 1,60 RON
37.006In Stock
75.000On Order

Mfr. Part No.
BLM31KN471SN1L

Mouser Part No
81-BLM31KN471SN1L

Murata Electronics

Ferrite Beads 470 OHM Alternate Sizing Guide Below

Learn More

Datasheet

37.006In Stock

75.000On Order

Cut Tape

1,60 RON

1,13 RON

0,981 RON

0,88 RON

View

Reel

0,433 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.500

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

BLM31SN500SN1L
Murata Electronics
1: 1,69 RON
36.262In Stock
41.865Expected 2/23/2026

Mfr. Part No.
BLM31SN500SN1L

Mouser Part No
81-BLM31SN500SN1L

Murata Electronics

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

Learn More

Datasheet

36.262In Stock

41.865Expected 2/23/2026

Cut Tape

1,69 RON

1,17 RON

1,02 RON

0,91 RON

View

Reel

0,453 RON

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

EMI Filter Circuits 4.7 UF 50V 20A

BNX024H01L
Murata Electronics
1: 25,15 RON
3.400In Stock
8.390On Order

Mfr. Part No.
BNX024H01L

Mouser Part No
81-BNX024H01L

Murata Electronics

EMI Filter Circuits 4.7 UF 50V 20A

Learn More

Datasheet

3.400In Stock

8.390On Order

Cut Tape

25,15 RON

23,39 RON

21,98 RON

18,46 RON

Reel

14,44 RON

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

EMI Filter Circuits 10.0 UF 25V 20A

BNX025H01L
Murata Electronics
1: 24,65 RON
3.854In Stock
3.439Expected 3/5/2026

Mfr. Part No.
BNX025H01L

Mouser Part No
81-BNX025H01L

Murata Electronics

EMI Filter Circuits 10.0 UF 25V 20A

Learn More

Datasheet

3.854In Stock

3.439Expected 3/5/2026

Cut Tape

24,65 RON

20,22 RON

18,46 RON

17,61 RON

Reel

14,34 RON

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

EMI Filter Circuits 6.3 V 15A

BNX029-01L
Murata Electronics
1: 28,17 RON
1.347In Stock

Mfr. Part No.
BNX029-01L

Mouser Part No
81-BNX029-01L

Murata Electronics

EMI Filter Circuits 6.3 V 15A

Learn More

Datasheet

1.347In Stock

Cut Tape

28,17 RON

23,39 RON

21,78 RON

20,57 RON

Reel

17,45 RON

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

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

PLT10HH101150PNL
Murata Electronics
1: 45,17 RON
547In Stock
500Expected 6/18/2026

Mfr. Part No.
PLT10HH101150PNL

Mouser Part No
81-PLT10HH101150PNL

Murata Electronics

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

Learn More

Datasheet

547In Stock

500Expected 6/18/2026

Cut Tape

45,17 RON

36,77 RON

35,26 RON

33,15 RON

Reel

30,28 RON

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

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

PLT10HH1026R0PNL
Murata Electronics
1: 18,11 RON
1.525In Stock
1.000Expected 6/18/2026

Mfr. Part No.
PLT10HH1026R0PNL

Mouser Part No
81-PLT10HH1026R0PNL

Murata Electronics

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

Learn More

Datasheet

1.525In Stock

1.000Expected 6/18/2026

Cut Tape

18,11 RON

15,34 RON

14,39 RON

13,78 RON

Reel

12,63 RON

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

Common Mode Chokes / Filters 6 UH

PLT10HH401100PNL
Murata Electronics
1: 20,57 RON
1.428In Stock

Mfr. Part No.
PLT10HH401100PNL

Mouser Part No
81-PLT10HH401100PNL

Murata Electronics

Common Mode Chokes / Filters 6 UH

Learn More

Datasheet

1.428In Stock

Cut Tape

20,57 RON

16,75 RON

15,44 RON

14,54 RON

Reel

12,52 RON

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

Common Mode Chokes / Filters 14 UH 100V 6A

PLT10HH9016R0PNL
Murata Electronics
1: 20,57 RON
609In Stock
500Expected 6/18/2026

Mfr. Part No.
PLT10HH9016R0PNL

Mouser Part No
81-PLT10HH9016R0PNL

Murata Electronics

Common Mode Chokes / Filters 14 UH 100V 6A

Learn More

Datasheet

609In Stock

500Expected 6/18/2026

Cut Tape

20,57 RON

16,75 RON

15,44 RON

14,54 RON

Reel

13,33 RON

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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