4.4

4.3

4.2

4.1

4.0

3.0

REV

2015-07-01

2014-11-12

2014-06-24

2014-01-08

2013-04-30

2004-10-11

DATE

SSt

SSt

SSt

SSt

SSt

MST

BY

ALa

ALa

SSt

SSt

ALa

-

CHECKED

Würth Elektronik eiSos GmbH & Co. KG

EMC & Inductive Solutions

Max-Eyth-Str. 1

74638 Waldenburg

Germany

Tel. +49 (0) 79 42 945 - 0

www.we-online.com

eiSos@we-online.com

DESCRIPTION

WE-ASI SMD Wire Wound Inductor

Order.- No.

74458304

SIZE

A4

Size: Type L (Actuator)

A Dimensions: [mm]

Reference on drawing

•

Marking

Description

Start of winding

472 (Inductance Code)

B Recommended land pattern: [mm]

D Electrical Properties:

Properties

Inductance

Capacitance

DC Resistance

DC Resistance

Rated current

Saturation current

Self resonant frequency

Test conditions

100 kHz/ 100 mV

@ 20°C

@ 20°C

ΔT = 40K

|ΔL/L| < 10%

L

C

RDC

RDC

IR

Isat

fres

Value

4.7

22

4.8

4.0

0.4

0.9

500

Unit

mH

pF

Ω

Ω

A

A

kHz

Tol.

± 10%

ref.

max.

typ.

max.

typ.

min.

E General information:

It is recommended that the temperature of the part does not exceed 125°C

under worst case operating conditions.

•Ambient temperature: -40°C to +85°C (refering to IR)

•Operating temperature: -40°C to +125°C

•Storage temperature (on tape & reel): -20°C to +40°C; 75% RH max.

•Test conditions of Electrical Properties: 20°C, 33% RH

if not specified differently

This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use.

Moreover Würth Elektronik eiSos GmbH & Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Würth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before

the design-in stage. In addition, sufficient reliability evaluation checks for safety must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance.