LQM21DN4R7N00D Murata, LQM21DN4R7N00D Datasheet

LQM21DN4R7N00D

Manufacturer Part Number

LQM21DN4R7N00D

Description

Power Inductors 0805 4.7uH 30%

Manufacturer

Murata

Series

LQr

Type

Power Chipr

Datasheet

1.LQM21DN4R7N00D.pdf (2 pages)

Specifications of LQM21DN4R7N00D

Core Material

Ferrite

Product

Inductors

Inductance

4.7 uH

Tolerance

30 %

Maximum Dc Current

30 mAmps

Maximum Dc Resistance

0.3 Ohms

Self Resonant Frequency

35 MHz

Dimensions

1.25 mm W x 2 mm L x 0.85 mm H

Operating Temperature Range

- 40 C to + 85 C

Termination Style

SMD/SMT

Package / Case

0805 (2012 metric)

Technology

Multi-Layer

Impedance

Not RequiredOhm

Tolerance (+ Or -)

30%

Dc Resistance

300mOhm

Case Size (inches)

0805in

Operating Temp Range

-40C to 85C

Test Frequency

1MHz

Shielding

Shielded

Dc Current

30mA

Product Diameter (mm)

Not Requiredmm

Product Height (mm)

1.05mm

Product Depth (mm)

1.25mm

Product Length (mm)

2.2mm

Military Standard

Not Required

Failure Rate

Not Required

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

Available stocks

Company

Part Number

Manufacturer

Quantity

Price

Company:

Bonase Electronics (HK) Co., Limited

Part Number:

LQM21DN4R7N00D

Manufacturer:

Murata Electronics North Ameri

Quantity:

32 541

Company:

Bonase Electronics (HK) Co., Limited

Part Number:

LQM21DN4R7N00D

Manufacturer:

MURATA

Quantity:

4 550

Company:

Meier Automation Equipment Co., Limited

Part Number:

LQM21DN4R7N00D

Manufacturer:

MURATA/村田

Quantity:

20 000

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Chip Inductor (Chip Coil)

I Dimensions

I Rated Value (p: packaging code)

I Impedance-Frequency Characteristics (Typ.)

! Note:

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

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

LQM21DN1R0N00p

LQM21DN2R2N00p

LQM21DN4R7N00p

LQM21DN100N00p

LQM21DN220N00p

LQM21DN470N00p

Class of Magnetic Shield: Magnetic shield of ferrite

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

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

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

Part Number

10000

1000

100

47µH

22µH

10µH

0.5±0.3

Dimension of t

2.0±0.2

Inductance

1.0µH±30%

2.2µH±30%

4.7µH±30%

10µH±30%

22µH±30%

47µH±30%

Inductance: 1.0 to 10µH

Inductance: 22 to 47µH

Frequency (MHz)

4.7µH

2.2µH

1.0µH

LQM21D Series (0805 Size)

Test Frequency

100

1.25±0.2

(in mm)

0.85±0.2

1.25±0.2

1MHz

Operating Temperature Range: -

1000

http://www.murata.com/

Rated Current

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

Power Inductor (Multilayer Type for Choke)

Data Sheet

60mA

40mA

30mA

15mA

13mA

7mA

I Packaging

I Inductance-Current Characteristics (Typ.)

*1: only LQM21D (1.0 to 10µH)/LQM21F (1.0 to 2.2µH)

*2: only LQM21D (22 to 47µH)/LQM21F (4.7 to 47µH)

Code

Max. of DC Resistance

1000

100

0.1

0.10ohm

0.17ohm

0.30ohm

0.50ohm

0.65ohm

1.20ohm

180mm Embossed Tape

330mm Embossed Tape

180mm Paper Tape

330mm Paper Tape

Packaging

Bulk(Bag)

Current (mA)

Self Resonance Frequency (min.)

47µH

Continued on the following page.

22µH

10µH

7.5MHz

75MHz

50MHz

35MHz

24MHz

16MHz

Minimum Quantity

4.7µH

2.2µH

10000 *

4000 *

3000 *

1000

1.0µH

100

2011.7.7

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LQM21DN4R7N00D Summary of contents

Page 1

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

Page 2

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