Continued from the preceding page.

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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.

2

2011.5.12

Noise Suppression Products/EMI Suppression Filters > EMIFILr (Inductor type) > Chip Ferrite Bead

Part Number

Impedance

(at 100MHz/20

°C)

Impedance

(at 1GHz/20

°C)

Rated Current

DC Resistance

Operating

Temperature Range

BLM18BB750SN1p

75ohm

±25%

-

500mA

0.30ohm max.

-55 to +125

°C

BLM18BB121SN1p

120ohm

±25%

-

500mA

0.30ohm max.

-55 to +125

°C

BLM18BB141SN1p

140ohm

±25%

-

450mA

0.35ohm max.

-55 to +125

°C

BLM18BB151SN1p

150ohm

±25%

-

450mA

0.37ohm max.

-55 to +125

°C

BLM18BB221SN1p

220ohm

±25%

-

450mA

0.45ohm max.

-55 to +125

°C

BLM18BB331SN1p

330ohm

±25%

-

400mA

0.58ohm max.

-55 to +125

°C

BLM18BB471SN1p

470ohm

±25%

-

300mA

0.85ohm max.

-55 to +125

°C

BLM18BA050SN1p

5ohm

±25%

-

500mA

0.20ohm max.

-55 to +125

°C

BLM18BA100SN1p

10ohm

±25%

-

500mA

0.25ohm max.

-55 to +125

°C

BLM18BA220SN1p

22ohm

±25%

-

500mA

0.35ohm max.

-55 to +125

°C

BLM18BA470SN1p

47ohm

±25%

-

300mA

0.55ohm max.

-55 to +125

°C

BLM18BA750SN1p

75ohm

±25%

-

300mA

0.70ohm max.

-55 to +125

°C

BLM18BA121SN1p

120ohm

±25%

-

200mA

0.90ohm max.

-55 to +125

°C

Frequency (MHz)

1

10

100

1000

3000

0

250

500

750

1000

BLM18BD421SN1

BLM18BD331SN1

BLM18BD221SN1

BLM18BD151SN1

BLM18BD121SN1

BLM18BD470SN1

Frequency (MHz)

1

10

100

1000

3000

0

500

1000

1500

2000

2500

BLM18BD252SN1

BLM18BD222SN1

BLM18BD182SN1

BLM18BD152SN1

BLM18BD102SN1

BLM18BD601SN1

BLM18BD471SN1

Frequency (MHz)

1

10

100

1000

3000

BLM18BB750SN1

BLM18BB600SN1

BLM18BB470SN1

BLM18BB220SN1

BLM18BB100SN1

BLM18BB050SN1

0

100

200

300

Frequency (MHz)

1

10

100

1000

3000

2000

1500

1000

500

0

BLM18BB471SN1

BLM18BB331SN1

BLM18BB221SN1

BLM18BB151SN1

BLM18BB141SN1

BLM18BB121SN1

Number of Circuits: 1

I Impedance-Frequency Characteristics (Main Items)

BLM18BD Series (47ohm to 420ohm)

I Impedance-Frequency Characteristics (Main Items)

BLM18BD Series (470ohm to 2500ohm)

I Impedance-Frequency Characteristics (Main Items)

BLM18BB Series (5ohm to 75ohm)

I Impedance-Frequency Characteristics (Main Items)

BLM18BB Series (120ohm to 470ohm)

Continued on the following page.