Ferrite Beads – Mouser Puerto Rico

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BLM-SN Ferrite Beads

Murata Electronics BLM-SN Ferrite Beads offer high performance with more than 8A current and 1GHz to 3GHz impedance in compact packaging. The BLM-SN series enables the reduction of high-frequency noise at the power supply circuit. These beads are AEC-Q200 compliant with an operating temperature range of -55°ºC to +125°C. Typical applications for Murata Electronics BLM-SN Ferrite Beads include automotive, networking, communications, industrial control, factory automation, and consumer electronics.

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Part #

Ferrite Beads 30 OHM 10% Alternate Sizing Guide Below

BLM21SN300SH1D
Murata Electronics
1: $0.24
A tariff of 8% may be applied if shipping to the United States.
23,862In Stock
16,000Expected 12/9/2026

Mfr. Part #
BLM21SN300SH1D

Mouser Part #
81-BLM21SN300SH1D

Murata Electronics

Ferrite Beads 30 OHM 10% Alternate Sizing Guide Below

Learn More

Datasheet

23,862In Stock

16,000Expected 12/9/2026

Cut Tape

$0.24

$0.167

$0.145

$0.13

View

Reel

$0.056

MouseReel Available

A tariff of 8% may be applied if shipping to the United States.

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 10% Alternate Sizing Guide Below

BLM21SN300SN1D
Murata Electronics
1: $0.20
A tariff of 8% may be applied if shipping to the United States.
147,924In Stock
100,000Expected 9/21/2026

Mfr. Part #
BLM21SN300SN1D

Mouser Part #
81-BLM21SN300SN1D

Murata Electronics

Ferrite Beads 30 OHM 10% Alternate Sizing Guide Below

Learn More

Datasheet

147,924In Stock

100,000Expected 9/21/2026

Cut Tape

$0.20

$0.142

$0.124

$0.111

View

Reel

$0.048

MouseReel Available

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

: 4,000

BLM21_xN

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

Reel, Cut Tape, MouseReel

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

BLM31SN500SH1L
Murata Electronics
1: $0.45
A tariff of 8% may be applied if shipping to the United States.
23,192In Stock
120,000On Order

Mfr. Part #
BLM31SN500SH1L

Mouser Part #
81-BLM31SN500SH1L

Murata Electronics

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

Learn More

Datasheet

23,192In Stock

120,000On Order

Cut Tape

$0.45

$0.314

$0.272

$0.243

View

Reel

$0.116

MouseReel Available

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

: 3,000

BLM31_H

Ferrite Beads

SMD/SMT

1206 (3216 metric)

50 Ohms

12 A

25 %

1.6 mOhms

- 55 C

+ 125 C

3.2 mm

1.6 mm

1.1 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 50 OHM 25% Alternate Sizing Guide Below

BLM31SN500SZ1L
Murata Electronics
1: $0.42
A tariff of 8% may be applied if shipping to the United States.
86,940In Stock
60,000Expected 11/5/2026

Mfr. Part #
BLM31SN500SZ1L

Mouser Part #
81-BLM31SN500SZ1L

Murata Electronics

Ferrite Beads 50 OHM 25% Alternate Sizing Guide Below

Learn More

Datasheet

86,940In Stock

60,000Expected 11/5/2026

Cut Tape

$0.42

$0.296

$0.257

$0.229

View

Reel

$0.108

MouseReel Available

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

: 3,000

BLM31 _Z

Ferrite Beads

SMD/SMT

1206 (3216 metric)

50 Ohms

12 A

25 %

1.6 mOhms

- 55 C

+ 125 C

3.2 mm

1.6 mm

1.1 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 22 OHM Alternate Sizing Guide Below

BLM18SN220TZ1D
Murata Electronics
1: $0.19
A tariff of 8% may be applied if shipping to the United States.
23,925In Stock
36,000Expected 12/23/2026

Mfr. Part #
BLM18SN220TZ1D

Mouser Part #
81-BLM18SN220TZ1D

Murata Electronics

Ferrite Beads 22 OHM Alternate Sizing Guide Below

Learn More

Datasheet

23,925In Stock

36,000Expected 12/23/2026

Cut Tape

$0.19

$0.137

$0.12

$0.107

View

Reel

$0.047

MouseReel Available

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

: 4,000

BLM18_Z

Ferrite Beads

SMD/SMT

0603 (1608 metric)

22 Ohms

8 A

25 %

4 mOhms

- 55 C

+ 125 C

1.6 mm

0.8 mm

0.6 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 30 OHM Alternate Sizing Guide Below

BLM21SN300SZ1D
Murata Electronics
1: $0.23
A tariff of 8% may be applied if shipping to the United States.
4,037In Stock
8,000Expected 11/5/2026

Mfr. Part #
BLM21SN300SZ1D

Mouser Part #
81-BLM21SN300SZ1D

Murata Electronics

Ferrite Beads 30 OHM Alternate Sizing Guide Below

Learn More

Datasheet

4,037In Stock

8,000Expected 11/5/2026

Cut Tape

$0.23

$0.159

$0.138

$0.124

View

Reel

$0.055

MouseReel Available

A tariff of 8% may be applied if shipping to the United States.

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 50 OHM 12A Alternate Sizing Guide Below

BLM31SN500SN1L
Murata Electronics
1: $0.40
A tariff of 8% may be applied if shipping to the United States.
84,645In Stock
225,000On Order

Mfr. Part #
BLM31SN500SN1L

Mouser Part #
81-BLM31SN500SN1L

Murata Electronics

Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below

Learn More

Datasheet

84,645In Stock

225,000On Order

Cut Tape

$0.40

$0.279

$0.242

$0.216

View

Reel

$0.101

MouseReel Available

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

: 3,000

BLM31_SN

Ferrite Beads

SMD/SMT

1206 (3216 metric)

50 Ohms

12 A

25 %

1.6 mOhms

- 55 C

+ 125 C

3.2 mm

1.6 mm

1.1 mm

Reel, Cut Tape, MouseReel

Ferrite Beads 22 OHM 5000MA Alternate Sizing Guide Below

BLM18SN220TH1D
Murata Electronics
1: $0.18
A tariff of 8% may be applied if shipping to the United States.
1In Stock
100,000On Order

Mfr. Part #
BLM18SN220TH1D

Mouser Part #
81-BLM18SN220TH1D

Murata Electronics

Ferrite Beads 22 OHM 5000MA Alternate Sizing Guide Below

Learn More

Datasheet

1In Stock

100,000On Order

Cut Tape

$0.18

$0.125

$0.11

$0.099

View

Reel

$0.047

MouseReel Available

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

: 4,000

BLM18_H

Ferrite Beads

SMD/SMT

0603 (1608 metric)

22 Ohms

8 A

25 %

4 mOhms

- 55 C

+ 125 C

1.6 mm

0.8 mm

0.6 mm

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Beads 22 OHM Alternate Sizing Guide Below

BLM18SN220TN1D
Murata Electronics
1: $0.19
A tariff of 8% may be applied if shipping to the United States.
243,391On Order

Mfr. Part #
BLM18SN220TN1D

Mouser Part #
81-BLM18SN220TN1D

Murata Electronics

Ferrite Beads 22 OHM Alternate Sizing Guide Below

Learn More

Datasheet

243,391On Order

Cut Tape

$0.19

$0.137

$0.12

$0.107

View

Reel

$0.046

MouseReel Available

A tariff of 8% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

: 4,000

BLM18_xN

Ferrite Beads

SMD/SMT

0603 (1608 metric)

22 Ohms

8 A

7 %

4 mOhms

- 55 C

+ 125 C

1.6 mm

0.8 mm

0.6 mm

Reel, Cut Tape, MouseReel

BLM-SN Ferrite Beads

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