Passive Components – Mouser Canada

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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

BLM02KX180SN1D
Murata Electronics
1: $0.372
17,000In Stock
45,000Expected 2026-03-24

Mfr. Part #
BLM02KX180SN1D

Mouser Part #
81-BLM02KX180SN1D

Murata Electronics

Ferrite Beads

Learn More

Datasheet

17,000In Stock

45,000Expected 2026-03-24

Cut Tape

$0.372

$0.26

$0.226

$0.203

View

Reel

$0.096

MouseReel Available

Min.: 1
Mult.: 1

Reel: 15,000

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

BLM18SP101SN1D
Murata Electronics
1: $0.372
9,762In Stock

Mfr. Part #
BLM18SP101SN1D

Mouser Part #
81-BLM18SP101SN1D

Murata Electronics

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

Learn More

Datasheet

9,762In Stock

Cut Tape

$0.372

$0.26

$0.226

$0.203

View

Reel

$0.105

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 600 OHM Alternate Sizing Guide Below

BLM18SP601SN1D
Murata Electronics
1: $0.372
12,566In Stock

Mfr. Part #
BLM18SP601SN1D

Mouser Part #
81-BLM18SP601SN1D

Murata Electronics

Ferrite Beads 600 OHM Alternate Sizing Guide Below

Learn More

Datasheet

12,566In Stock

Cut Tape

$0.372

$0.26

$0.226

$0.203

View

Reel

$0.091

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM31KN121SN1L
Murata Electronics
1: $0.558
12,243In Stock
24,800On Order

Mfr. Part #
BLM31KN121SN1L

Mouser Part #
81-BLM31KN121SN1L

Murata Electronics

Ferrite Beads 120 OHM Alternate Sizing Guide Below

Learn More

Datasheet

12,243In Stock

24,800On Order

Cut Tape

$0.558

$0.397

$0.344

$0.308

View

Reel

$0.149

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

EMI Filter Circuits 22.0 UF 16V 20A

BNX027H01L
Murata Electronics
1: $10.96
71In Stock
2,800On Order

Mfr. Part #
BNX027H01L

Mouser Part #
81-BNX027H01L

Murata Electronics

EMI Filter Circuits 22.0 UF 16V 20A

Learn More

Datasheet

71In Stock

2,800On Order

Cut Tape

$10.96

$9.24

$7.72

$7.49

Reel

$5.67

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

Common Mode Chokes / Filters 800 NH

PLT10HH450180PNL
Murata Electronics
1: $16.48
7In Stock
625On Order

Mfr. Part #
PLT10HH450180PNL

Mouser Part #
81-PLT10HH450180PNL

Murata Electronics

Common Mode Chokes / Filters 800 NH

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Datasheet

7In Stock

625On Order

Cut Tape

$16.48

$13.45

$12.42

$11.67

Reel

$10.40

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

Ferrite Beads 120 OHM Alternate Sizing Guide Below

BLM15KD121SN1D
Murata Electronics
1: $0.155
18,241In Stock
10,000Expected 2026-04-14

Mfr. Part #
BLM15KD121SN1D

Mouser Part #
81-BLM15KD121SN1D

Murata Electronics

Ferrite Beads 120 OHM Alternate Sizing Guide Below

Learn More

Datasheet

18,241In Stock

10,000Expected 2026-04-14

Cut Tape

$0.155

$0.099

$0.079

$0.071

View

Reel

$0.031

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Ferrite Beads 20 OHM Alternate Sizing Guide Below

BLM15KD200SN1D
Murata Electronics
1: $0.155
3,882In Stock
80,000On Order

Mfr. Part #
BLM15KD200SN1D

Mouser Part #
81-BLM15KD200SN1D

Murata Electronics

Ferrite Beads 20 OHM Alternate Sizing Guide Below

Learn More

Datasheet

3,882In Stock

80,000On Order

Cut Tape

$0.155

$0.099

$0.079

$0.071

View

Reel

$0.031

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Ferrite Beads 30 OHM Alternate Sizing Guide Below

BLM15KD300SN1D
Murata Electronics
1: $0.155
104In Stock
50,000On Order

Mfr. Part #
BLM15KD300SN1D

Mouser Part #
81-BLM15KD300SN1D

Murata Electronics

Ferrite Beads 30 OHM Alternate Sizing Guide Below

Learn More

Datasheet

104In Stock

50,000On Order

Cut Tape

$0.155

$0.09

$0.074

$0.064

View

Reel

$0.031

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Ferrite Beads 600 OHM 25% Alternate Sizing Guide Below

BLM18KG601SN1D
Murata Electronics
1: $0.155
55,506In Stock
359,000On Order

Mfr. Part #
BLM18KG601SN1D

Mouser Part #
81-BLM18KG601SN1D

Murata Electronics

Ferrite Beads 600 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

55,506In Stock

359,000On Order

Cut Tape

$0.155

$0.096

$0.076

$0.068

Reel

$0.029

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 22 OHM Alternate Sizing Guide Below

BLM18SD220SN1D
Murata Electronics
1: $0.217
3,135In Stock
36,000On Order

Mfr. Part #
BLM18SD220SN1D

Mouser Part #
81-BLM18SD220SN1D

Murata Electronics

Ferrite Beads 22 OHM Alternate Sizing Guide Below

Learn More

Datasheet

3,135In Stock

36,000On Order

Cut Tape

$0.217

$0.143

$0.127

$0.116

View

Reel

$0.065

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

BLM18SP102SN1D
Murata Electronics
1: $0.372
1,718In Stock
12,000Expected 2026-04-14

Mfr. Part #
BLM18SP102SN1D

Mouser Part #
81-BLM18SP102SN1D

Murata Electronics

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

Learn More

Datasheet

1,718In Stock

12,000Expected 2026-04-14

Cut Tape

$0.372

$0.26

$0.226

$0.203

View

Reel

$0.091

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

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

BLM18SP221SN1D
Murata Electronics
1: $0.372
12,903In Stock

Mfr. Part #
BLM18SP221SN1D

Mouser Part #
81-BLM18SP221SN1D

Murata Electronics

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

Learn More

Datasheet

12,903In Stock

Cut Tape

$0.372

$0.26

$0.226

$0.203

View

Reel

$0.096

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 180 OHM 25%

BLM21SP181SN1D
Murata Electronics
1: $0.465
15,816In Stock

Mfr. Part #
BLM21SP181SN1D

Mouser Part #
81-BLM21SP181SN1D

Murata Electronics

Ferrite Beads 180 OHM 25%

Learn More

Datasheet

15,816In Stock

Cut Tape

$0.465

$0.329

$0.285

$0.254

View

Reel

$0.143

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 470 OHM Alternate Sizing Guide Below

BLM21SP471SN1D
Murata Electronics
1: $0.465
7,595In Stock
8,000Expected 2026-04-16

Mfr. Part #
BLM21SP471SN1D

Mouser Part #
81-BLM21SP471SN1D

Murata Electronics

Ferrite Beads 470 OHM Alternate Sizing Guide Below

Learn More

Datasheet

7,595In Stock

8,000Expected 2026-04-16

Cut Tape

$0.465

$0.324

$0.282

$0.251

View

Reel

$0.118

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 70 OHM Alternate Sizing Guide Below

BLM21SP700SN1D
Murata Electronics
1: $0.465
15,520In Stock

Mfr. Part #
BLM21SP700SN1D

Mouser Part #
81-BLM21SP700SN1D

Murata Electronics

Ferrite Beads 70 OHM Alternate Sizing Guide Below

Learn More

Datasheet

15,520In Stock

Cut Tape

$0.465

$0.324

$0.282

$0.251

View

Reel

$0.118

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads 270 OHM 4.5A Alternate Sizing Guide Below

BLM31KN271SN1L
Murata Electronics
1: $0.558
2,592In Stock
57,500On Order

Mfr. Part #
BLM31KN271SN1L

Mouser Part #
81-BLM31KN271SN1L

Murata Electronics

Ferrite Beads 270 OHM 4.5A Alternate Sizing Guide Below

Learn More

Datasheet

2,592In Stock

57,500On Order

Cut Tape

$0.558

$0.397

$0.344

$0.308

View

Reel

$0.149

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Common Mode Chokes / Filters 9 UH

PLT10HH501100PNL
Murata Electronics
1: $6.68
148In Stock
1,555On Order

Mfr. Part #
PLT10HH501100PNL

Mouser Part #
81-PLT10HH501100PNL

Murata Electronics

Common Mode Chokes / Filters 9 UH

Learn More

Datasheet

148In Stock

1,555On Order

Cut Tape

$6.68

$5.69

$5.35

$5.10

Reel

$4.70

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 125

EMI Filter Circuits 500M Ohm 100Volts 15A

BNX02301L
Murata Electronics
1: $7.63
8,439On Order

Mfr. Part #
BNX02301L

Mouser Part #
81-BNX023-01L

Murata Electronics

EMI Filter Circuits 500M Ohm 100Volts 15A

Learn More

Datasheet

8,439On Order

Cut Tape

$7.63

$5.94

$5.56

$5.30

Reel

$4.39

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

Ferrite Beads 33 OHM Alternate Sizing Guide Below

BLM18SG330SN1D
Murata Electronics
1: $0.279
40,000On Order

Mfr. Part #
BLM18SG330SN1D

Mouser Part #
81-BLM18SG330SN1D

Murata Electronics

Ferrite Beads 33 OHM Alternate Sizing Guide Below

Learn More

Datasheet

40,000On Order

Cut Tape

$0.279

$0.197

$0.172

$0.153

View

Reel

$0.068

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Ferrite Beads

BLM02KX100SN1D
Murata Electronics
15,000: $0.096
Non-Stocked Lead-Time 8 Weeks

Mfr. Part #
BLM02KX100SN1D

Mouser Part #
81-BLM02KX100SN1D

Murata Electronics

Ferrite Beads

Learn More

Datasheet

Non-Stocked Lead-Time 8 Weeks

Reel

$0.096

Min.: 15,000
Mult.: 15,000

Reel: 15,000

Power Supply Line Noise Suppression for Home Audio

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