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Data Sheet

!Note:

1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’s specifications are subject to change or our

products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering.

2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product

specifications or transact the approval sheet for product specifications before ordering.

http://www.murata.com/

4

Noise Suppression Products/EMI Suppression Filters > EMIFIL

r (Inductor type) > Chip Ferrite Bead

2011.11.2

oThis data sheet is applied for CHIP FERRITE BEAD used for General Electronics equipment for your design.

Continued from the preceding page.

c Impedance-Frequency Characteristics

BLM21BD102SN1

1

10

100

1000

3000

Frequency (MHz)

1600

400

800

1200

0

R

X

Z

c Impedance-Frequency Characteristics

BLM21BD152SN1

1

10

100

1000

3000

Frequency (MHz)

2000

1200

1600

800

400

0

R

X

Z

c Impedance-Frequency Characteristics

BLM21BD182SN1

1

10

100

1000

3000

Frequency (MHz)

2400

400

800

1200

1600

2000

0

R

X

Z

c Impedance-Frequency Characteristics

BLM21BD222TN1

1

10

100

1000

3000

Frequency (MHz)

2400

400

800

1200

1600

2000

0

R

X

Z

c Impedance-Frequency Characteristics

BLM21BD222SN1

1

10

100

1000

3000

Frequency (MHz)

2400

400

800

1200

1600

2000

0

R

X

Z

c Impedance-Frequency Characteristics

BLM21BD272SN1

1

10

100

1000

3000

Frequency (MHz)

3200

800

1600

2400

0

R

X

Z

Continued on the following page.