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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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Inductors (Coils) > Chip Inductor (Chip Coil) > Power Inductor (Multilayer Type for Choke)

2011.9.8

oThis data sheet is applied for CHIP INDUCTORS (CHIP COILS) used for General Electronics equipment for your design.

LQM21F_00 Series (0805 Size)

c Dimensions

2.0±0.2

0.5±0.3

(in mm)

Inductance: 1.0 to 2.2μH

Dimension of t

Inductance: 4.7 to 47μH

0.85±0.2

1.25±0.2

1.25±0.2

c Packaging

Code

Packaging

Minimum Quantity

D

180mm Paper Tape

4000

*1

L

180mm Embossed Tape

3000

*2

J

330mm Paper Tape

10000

*1

K

330mm Embossed Tape

10000

*2

B

Bulk(Bag)

1000

*1: only LQM21F (1.0 to 2.2µH)

*2: only LQM21F (4.7 to 47µH)

c Rated Value (p: packaging code)

Part Number

Inductance

Test Frequency

Rated Current

DC Resistance

Self Resonance Frequency (min.)

LQM21FN1R0N00

p

1.0µH ±30%

1MHz

220mA

0.20ohm ±30%

105MHz

LQM21FN2R2N00

p

2.2µH ±30%

1MHz

150mA

0.28ohm ±30%

70MHz

LQM21FN4R7N00

p

4.7µH ±30%

1MHz

80mA

0.30ohm ±30%

25MHz

LQM21FN100N00

p

10µH ±30%

1MHz

60mA

0.50ohm ±30%

15MHz

LQM21FN220N00

p

22µH ±30%

1MHz

13mA

0.35ohm ±30%

15MHz

LQM21FN470N00

p

47µH ±30%

1MHz

7mA

0.60ohm ±30%

7.5MHz

Class of Magnetic Shield: Magnetic shield of ferrite

Operating Temperature Range (Self-temperature rise is not included): -40 to +85°C

c Impedance-Frequency Characteristics (Typ.)

1

10

100

1000

100000

10000

1000

100

10

1

10μH

4.7μH

2.2μH

22μH

1.0μH

47μH

Frequency (MHz)

c Inductance-Current Characteristics (Typ.)

1

10

100

1000

100

10

0.1

1

Current (mA)

10μH

4.7μH

2.2μH

22μH

1.0μH

47μH

Continued on the following page.