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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 > Common Mode Choke Coil > Wire Wound Type

2012.9.6

DLW21S Series (0805 Size)

c Dimensions

2.0±0.2

1.2±0.2

(0.45)

(0.45)

(1)

(2)

(3)

(4)

(in mm)

: Electrode

c Equivalent Circuit

(1)

(4)

(2)

(3)

No polarity.

c Impedance-Frequency Characteristics (Main Items)

DLW21SN_SK2/SQ2 Series

Frequency (MHz)

10000

1000

100

10

1

0.1

1

10

100

1000

DLW21SN371SQ2

DLW21SN261SQ2

DLW21SN181SQ2

DLW21SN121SQ2

DLW21SN900SQ2

DLW21SN670SQ2

DLW21SN501SK2

Common mode

Differential mode

DLW21SN371SQ2

DLW21SN501SK2

DLW21SN261SQ2

DLW21SN181SQ2

DLW21SN121SQ2

DLW21SN900SQ2

DLW21SN670SQ2

c Impedance-Frequency Characteristics (Main Items)

DLW21SN_HQ2 Series

Frequency (MHz)

0.1

1

10

100

1000

10

100

1000

Common mode

Differential mode

DLW21SN670HQ2

DLW21SN900HQ2

DLW21SN121HQ2

DLW21SN670HQ2

DLW21SN900HQ2

DLW21SN121HQ2

c Impedance-Frequency Characteristics (Main Items)

DLW21SR_HQ2 Series

Frequency (MHz)

1

10

100

1000

0.1

1

10

100

1000

Common mode

Differential mode

DLW21SR670HQ2

DLW21SR670HQ2

Continued on the following page.