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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/

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Noise Suppression Products/EMI Suppression Filters > EMIFIL

r (Inductor type) > Chip Ferrite Bead

2012.1.10

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

BLM18PG121SN1

1

10

100

1000

3000

Frequency (MHz)

200

150

100

50

0

Z

R

X

c Impedance-Frequency Characteristics

BLM18PG181SN1

1

10

100

1000

3000

Frequency (MHz)

Z

R

X

0

100

200

300

c Impedance-Frequency Characteristics

BLM18PG221SN1

1

10

100

1000

3000

Frequency (MHz)

R

X

0

100

200

300

Z

c Impedance-Frequency Characteristics

BLM18PG331SN1

1

10

100

1000

3000

Frequency (MHz)

X

0

150

300

450

Z

R

c Impedance-Frequency Characteristics

BLM18PG471SN1

1

10

100

1000

3000

Frequency (MHz)

X

0

150

300

450

600

Z

R

Continued on the following page.