Ferrite Beads – Mouser Singapore

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EMI Noise Suppression

Noise suppression has become an important issue, especially regarding electromagnetic interference (EMI) and electromagnetic compatibility (EMC). Murata provides engineers with complete support, including products and design-simulation software solutions based on expertise achieved through extensive on-site experience. This enables Murata to provide noise suppression solutions for a broad array of applications.

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Part #

Ferrite Beads 22 OHM 25% Alternate Sizing Guide Below

BLM21PG220SH1D
Murata Electronics
1: $0.218
24,335In Stock
16,000Expected 17/11/2026

Mfr. Part No.
BLM21PG220SH1D

Mouser Part No
81-BLM21PG220SH1D

Murata Electronics

Ferrite Beads 22 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

24,335In Stock

16,000Expected 17/11/2026

Cut Tape

$0.218

$0.152

$0.133

$0.12

View

Reel

$0.054

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_H

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

22 Ohms

6 A

25 %

10 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads

BLM21PG220SZ1D
Murata Electronics
1: $0.163
10,954In Stock

Mfr. Part No.
BLM21PG220SZ1D

Mouser Part No
81-BLM21PG220SZ1D

Murata Electronics

Ferrite Beads

Learn More

Datasheet

10,954In Stock

Cut Tape

$0.163

$0.112

$0.087

$0.079

Reel

$0.038

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_Z

Ferrite Beads

SMD/SMT

0805 (2012 metric)

22 Ohms

6 A

25 %

9 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 220 OHM 25%

BLM21PG221BH1D
Murata Electronics
1: $0.231
7,306In Stock
4,000Expected 18/12/2026

Mfr. Part No.
BLM21PG221BH1D

Mouser Part No
81-BLM21PG221BH1D

Murata Electronics

Ferrite Beads 220 OHM 25%

Learn More

Datasheet

7,306In Stock

4,000Expected 18/12/2026

Cut Tape

$0.231

$0.167

$0.146

$0.131

View

Reel

$0.057

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_H

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

220 Ohms

1.25 A

25 %

45 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 220 OHM 1250MA Alternate Sizing Guide Below

BLM21PG221SZ1D
Murata Electronics
1: $0.163
24,238In Stock
84,000On Order

Mfr. Part No.
BLM21PG221SZ1D

Mouser Part No
81-BLM21PG221SZ1D

Murata Electronics

Ferrite Beads 220 OHM 1250MA Alternate Sizing Guide Below

Learn More

Datasheet

24,238In Stock

84,000On Order

Cut Tape

$0.163

$0.118

$0.092

$0.083

Reel

$0.041

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_Z

Ferrite Beads

SMD/SMT

0805 (2012 metric)

220 Ohms

2 A

25 %

45 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads

BLM21PG300BH1D
Murata Electronics
1: $0.245
9,551In Stock

Mfr. Part No.
BLM21PG300BH1D

Mouser Part No
81-BLM21PG300BH1D

Murata Electronics

Ferrite Beads

Learn More

Datasheet

9,551In Stock

Cut Tape

$0.245

$0.173

$0.151

$0.135

View

Reel

$0.061

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_H

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

30 Ohms

2.3 A

25 %

14 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 30 OHM 4A

BLM21PG300SZ1D
Murata Electronics
1: $0.163
9,853In Stock

Mfr. Part No.
BLM21PG300SZ1D

Mouser Part No
81-BLM21PG300SZ1D

Murata Electronics

Ferrite Beads 30 OHM 4A

Learn More

Datasheet

9,853In Stock

Cut Tape

$0.163

$0.112

$0.087

$0.079

Reel

$0.042

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_Z

Ferrite Beads

SMD/SMT

0805 (2012 metric)

30 Ohms

4 A

25 %

14 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

BLM21PG331SH1D
Murata Electronics
1: $0.218
306In Stock
40,000Expected 2/11/2026

Mfr. Part No.
BLM21PG331SH1D

Mouser Part No
81-BLM21PG331SH1D

Murata Electronics

Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

306In Stock

40,000Expected 2/11/2026

Cut Tape

$0.218

$0.152

$0.133

$0.12

View

Reel

$0.052

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_H

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

330 Ohms

1.5 A

25 %

90 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 330 OHM Alternate Sizing Guide Below

BLM21PG331SZ1D
Murata Electronics
1: $0.163
9,845In Stock

Mfr. Part No.
BLM21PG331SZ1D

Mouser Part No
81-BLM21PG331SZ1D

Murata Electronics

Ferrite Beads 330 OHM Alternate Sizing Guide Below

Learn More

Datasheet

9,845In Stock

Cut Tape

$0.163

$0.112

$0.087

$0.079

Reel

$0.038

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_Z

Ferrite Beads

SMD/SMT

0805 (2012 metric)

330 Ohms

1.5 A

25 %

70 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 1000 OHM 25% Alternate Sizing Guide Below

BLM21RK102SN1D
Murata Electronics
1: $0.218
69In Stock
260,000On Order

Mfr. Part No.
BLM21RK102SN1D

Mouser Part No
81-BLM21RK102SN1D

Murata Electronics

Ferrite Beads 1000 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

69In Stock

260,000On Order

Cut Tape

$0.218

$0.155

$0.132

$0.118

View

Reel

$0.052

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_xN

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

1 kOhms

200 mA

25 %

500 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

Reel, Cut Tape, MouseReel

Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below

BLM21RK121SN1D
Murata Electronics
1: $0.218
17,737In Stock

Mfr. Part No.
BLM21RK121SN1D

Mouser Part No
81-BLM21RK121SN1D

Murata Electronics

Ferrite Beads 120 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

17,737In Stock

Cut Tape

$0.218

$0.154

$0.132

$0.118

View

Reel

$0.052

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_xN

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

120 Ohms

200 mA

25 %

150 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

Reel, Cut Tape, MouseReel

Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below

BLM21RK221SN1D
Murata Electronics
1: $0.218
13,311In Stock

Mfr. Part No.
BLM21RK221SN1D

Mouser Part No
81-BLM21RK221SN1D

Murata Electronics

Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

13,311In Stock

Cut Tape

$0.218

$0.154

$0.132

$0.118

View

Reel

$0.053

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_xN

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

220 Ohms

200 mA

25 %

200 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

Reel, Cut Tape, MouseReel

Ferrite Beads 470 OHM Alternate Sizing Guide Below

BLM21RK471SN1D
Murata Electronics
1: $0.218
5,444In Stock

Mfr. Part No.
BLM21RK471SN1D

Mouser Part No
81-BLM21RK471SN1D

Murata Electronics

Ferrite Beads 470 OHM Alternate Sizing Guide Below

Learn More

Datasheet

5,444In Stock

Cut Tape

$0.218

$0.154

$0.132

$0.118

View

Reel

$0.052

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_xN

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

470 Ohms

200 mA

25 %

250 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

Reel, Cut Tape, MouseReel

Ferrite Beads 30 OHM 10% Alternate Sizing Guide Below

BLM21SN300SH1D
Murata Electronics
1: $0.326
16,847In Stock
48,000On Order

Mfr. Part No.
BLM21SN300SH1D

Mouser Part No
81-BLM21SN300SH1D

Murata Electronics

Ferrite Beads 30 OHM 10% Alternate Sizing Guide Below

Learn More

Datasheet

16,847In Stock

48,000On Order

Cut Tape

$0.326

$0.227

$0.197

$0.177

View

Reel

$0.076

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_H

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

30 Ohms

8.5 A

25 %

4 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 30 OHM Alternate Sizing Guide Below

BLM21SN300SZ1D
Murata Electronics
1: $0.313
2,713In Stock
8,000Expected 5/11/2026

Mfr. Part No.
BLM21SN300SZ1D

Mouser Part No
81-BLM21SN300SZ1D

Murata Electronics

Ferrite Beads 30 OHM Alternate Sizing Guide Below

Learn More

Datasheet

2,713In Stock

8,000Expected 5/11/2026

Cut Tape

$0.313

$0.216

$0.188

$0.169

View

Reel

$0.084

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_Z

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

30 Ohms

8.5 A

25 %

4 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

BLM21SP102BH1D
Murata Electronics
1: $0.53
7,270In Stock
20,000Expected 28/9/2026

Mfr. Part No.
BLM21SP102BH1D

Mouser Part No
81-BLM21SP102BH1D

Murata Electronics

Ferrite Beads 1000 OHM Alternate Sizing Guide Below

Learn More

Datasheet

7,270In Stock

20,000Expected 28/9/2026

Cut Tape

$0.53

$0.371

$0.321

$0.271

View

Reel

$0.133

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_H

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

1 kOhms

1.6 A

25 %

120 mOhms

- 55 C

+ 150 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 1K OHM 25%

BLM21SP102SZ1D
Murata Electronics
1: $0.286
6,982In Stock

Mfr. Part No.
BLM21SP102SZ1D

Mouser Part No
81-BLM21SP102SZ1D

Murata Electronics

Ferrite Beads 1K OHM 25%

Learn More

Datasheet

6,982In Stock

Cut Tape

$0.286

$0.238

$0.22

$0.208

View

Reel

$0.12

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_Z

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

1 kOhms

1.6 A

25 %

120 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 180 OHM

BLM21SP181SZ1D
Murata Electronics
1: $0.286
2,660In Stock
16,000On Order

Mfr. Part No.
BLM21SP181SZ1D

Mouser Part No
81-BLM21SP181SZ1D

Murata Electronics

Ferrite Beads 180 OHM

Learn More

Datasheet

2,660In Stock

16,000On Order

Cut Tape

$0.286

$0.238

$0.22

$0.208

View

Reel

$0.124

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_Z

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

180 Ohms

4 A

25 %

20 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads

BLM21SP331BH1D
Murata Electronics
1: $0.53
7,518In Stock
8,000Expected 26/10/2026

Mfr. Part No.
BLM21SP331BH1D

Mouser Part No
81-BLM21SP331BH1D

Murata Electronics

Ferrite Beads

Learn More

Datasheet

7,518In Stock

8,000Expected 26/10/2026

Cut Tape

$0.53

$0.371

$0.321

$0.287

View

Reel

$0.132

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_H

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

330 Ohms

2.8 A

25 %

40 mOhms

- 55 C

+ 150 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 330 OHM Alternate Sizing Guide Below

BLM21SP331SH1D
Murata Electronics
1: $0.462
1,622In Stock
12,000Expected 8/9/2026

Mfr. Part No.
BLM21SP331SH1D

Mouser Part No
81-BLM21SP331SH1D

Murata Electronics

Ferrite Beads 330 OHM Alternate Sizing Guide Below

Learn More

Datasheet

1,622In Stock

12,000Expected 8/9/2026

Cut Tape

$0.462

$0.324

$0.28

$0.252

View

Reel

$0.113

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_H

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

330 Ohms

2.8 A

25 %

40 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads

BLM21SP471BH1D
Murata Electronics
1: $0.53
5,302In Stock

Mfr. Part No.
BLM21SP471BH1D

Mouser Part No
81-BLM21SP471BH1D

Murata Electronics

Ferrite Beads

Learn More

Datasheet

5,302In Stock

Cut Tape

$0.53

$0.371

$0.321

$0.287

View

Reel

$0.132

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_H

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

470 Ohms

2.5 A

25 %

50 mOhms

- 55 C

+ 150 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 470 OHM

BLM21SP471SH1D
Murata Electronics
1: $0.462
6,896In Stock
20,000On Order

Mfr. Part No.
BLM21SP471SH1D

Mouser Part No
81-BLM21SP471SH1D

Murata Electronics

Ferrite Beads 470 OHM

Learn More

Datasheet

6,896In Stock

20,000On Order

Cut Tape

$0.462

$0.324

$0.28

$0.252

View

Reel

$0.113

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_H

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

470 Ohms

2.5 A

25 %

50 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 470 OHM Alternate Sizing Guide Below

BLM21SP471SN1D
Murata Electronics
1: $0.422
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

Learn More

Datasheet

4,205In Stock

44,000On Order

Cut Tape

$0.422

$0.296

$0.258

$0.231

View

Reel

$0.103

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_xN

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

470 Ohms

2.5 A

25 %

50 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

Reel, Cut Tape, MouseReel

Ferrite Beads

BLM21SP471SZ1D
Murata Electronics
1: $0.286
146In Stock
4,000Expected 9/10/2026

Mfr. Part No.
BLM21SP471SZ1D

Mouser Part No
81-BLM21SP471SZ1D

Murata Electronics

Ferrite Beads

Learn More

Datasheet

146In Stock

4,000Expected 9/10/2026

Cut Tape

$0.286

$0.238

$0.22

$0.208

View

Reel

$0.112

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_Z

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

470 Ohms

2.5 A

25 %

50 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 600 OHM 2.3A FERRITE-BEAD

BLM21SP601BH1D
Murata Electronics
1: $0.53
672In Stock
24,000On Order

Mfr. Part No.
BLM21SP601BH1D

Mouser Part No
81-BLM21SP601BH1D

Murata Electronics

Ferrite Beads 600 OHM 2.3A FERRITE-BEAD

Learn More

Datasheet

672In Stock

24,000On Order

Cut Tape

$0.53

$0.371

$0.321

$0.287

View

Reel

$0.133

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_H

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

600 Ohms

2.3 A

25 %

60 mOhms

- 55 C

+ 150 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 600 OHM 2.3A

BLM21SP601SZ1D
Murata Electronics
1: $0.286
7,074In Stock
20,000Expected 9/12/2026

Mfr. Part No.
BLM21SP601SZ1D

Mouser Part No
81-BLM21SP601SZ1D

Murata Electronics

Ferrite Beads 600 OHM 2.3A

Learn More

Datasheet

7,074In Stock

20,000Expected 9/12/2026

Cut Tape

$0.286

$0.238

$0.22

$0.208

View

Reel

$0.136

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

BLM21_Z

Ferrite Chip Beads

SMD/SMT

0805 (2012 metric)

600 Ohms

2.3 A

25 %

60 mOhms

- 55 C

+ 125 C

2 mm

1.25 mm

0.85 mm

AEC-Q200

Reel, Cut Tape, MouseReel

EMI Noise Suppression

Customer Service Office

Company

Resources

Support

BLA
BLE
BLF
BLM02BB/BC_SN
BLM02xX_SN
BLM03_H
BLM03_SN
BLM03_Z
BLM03H__N
BLM15_H
BLM15_SN
BLM15_Z
BLM15E_SN
BLM15G_SN
BLM15H_SN
BLM18_H
BLM18_xN
BLM18_Z
BLM18DN_SN
BLM18EG_xH

1.5 Ohms
2.9 Ohms
3.3 Ohms
3.6 Ohms
4.4 Ohms
4.5 Ohms
5 Ohms
6.1 Ohms
6.7 Ohms
6.8 Ohms
7.4 Ohms
7.6 Ohms
8.4 Ohms
8.5 Ohms
9 Ohms
9.8 Ohms
10 Ohms
11 Ohms
12 Ohms
14 Ohms

50 mA
100 mA
120 mA
125 mA
135 mA
140 mA
150 mA
170 mA
175 mA
180 mA
190 mA
200 mA
210 mA
215 mA
230 mA
240 mA
250 mA
270 mA
275 mA
280 mA

1.6 mOhms
4 mOhms
7 mOhms
8 mOhms
9 mOhms
10 mOhms
11 mOhms
12 mOhms
13 mOhms
14 mOhms
15 mOhms
16 mOhms
17 mOhms
18 mOhms
19 mOhms
20 mOhms
22 mOhms
23 mOhms
24 mOhms
25 mOhms