744871220: 产品描述General Purpose Inductor, 22uH, 20%, 2 Element, Ferrite-Core, SMD, ROHS COMPLIANT; 产品类别电感器固定电感器; 文件大小134KB，共3页; 制造商Wurth Elektronik; 标准

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744871220概述

General Purpose Inductor, 22uH, 20%, 2 Element, Ferrite-Core, SMD, ROHS COMPLIANT

744871220规格参数

参数名称	属性值
Brand Name	Wurth Electronik
是否Rohs认证	符合
厂商名称	Wurth Elektronik
Reach Compliance Code	compliant
ECCN代码	EAR99
Samacsys Confidence
Samacsys Status	Released
Samacsys PartID	466266
Samacsys Pin Count	4
Samacsys Part Category	Inductor
Samacsys Package Category	Other
Samacsys Footprint Name	WE-DD_12XX_CROSSED12
Samacsys Released Date	2017-01-12 20:05:57
Is Samacsys	N
型芯材料	FERRITE
直流电阻	0.09 Ω
标称电感 (L)	22 µH
电感器应用	POWER INDUCTOR
电感器类型	GENERAL PURPOSE INDUCTOR
制造商序列号	744871220
功能数量	2
端子数量	4
最高工作温度	125 °C
最低工作温度	-40 °C
封装形式	SMT
最大额定电流	1.85 A
自谐振频率	14 MHz
形状/尺寸说明	RECTANGULAR PACKAGE
屏蔽	NO
表面贴装	YES
端子位置	DUAL IN-LINE
端子形状	ONE SURFACE
测试频率	0.001 MHz
容差	20%
Base Number Matches	1

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Spezifikation für Freigabe / specification for release

Kunde / customer

Artikelnummer / part number

Bezeichnung :

description :

744871220

RoHS

compliant

DATUM / DATE : 2005-03-29

DOPPELDROSSEL WE-DD

POWER-CHOKE WE-DD

Mechanische Abmessungen / dimensions:

Typ L

12,5 max.

6,5 max

1,5 ± 0,2

4,9 ± 0,2

7,3 ± 0,5

Start

Finish

Elektrische Eigenschaften / electrical properties:

Eigenschaften / properties

Induktivität (je Wicklg.) /

inductance (each wdg.)

DC-Widerstand (je Wicklg.) /

DC-resistance (each wdg)

DC-Widerstand (je Wicklg.) /

DC-resistance (each wdg)

Nennstrom (je Wicklg.) /

rated Current (each wdg.)

Sättigungsstrom (je Wicklg.) /

saturation current (each wdg.)

Eigenres.-Frequenz /

self-res.-fequency

Nennspannung /

rated Voltage

Testbedingungen /

test conditions

1 kHz / 0,25V

Wert / value

Einheit / unit

tol.

±20%

typ.

max.

Lötpad / soldering spec.:

1,0

DC1,2 typ

DC1,2 max

22,0

0,067

0,090

1,85

3,00

µH

Ω

MHz

[ mm ]

3,85

13,8

6,1

∆T

= 40 K

∆L/Lo

= -10%

N1,

sat

SRF

max.

typ.

2,5

3,85

max.

Prüfgeräte / test equipment:

HP 4274 A

für/for L und/and Q

HP 34401 A

für/for I

und/and R

Testbedingungen / test conditions:

Luftfeuchtigkeit / humidity:

Umgebungstemperatur / temperature:

33%

+20°C

Werkstoffe & Zulassungen / material & approvals:

Basismaterial / base material:

Draht / wire:

Ferrit/ ferrite

2 SFBW; 155°C

Eigenschaften / general specifications:

Betriebstemperatur / operating temperature: -40°C - + 125°C

Umgebungstemp. / ambient temperature:

-40°C - + 85°C

It is recommended that the temperature of the part does

not exceed 125°C under worst case operating conditions.

Kunde / customer

Freigabe erteilt / general release:

..................................................................................

SST

Version 5

Version 4

Version 3

Version 2

Version 1

Änderung / modification

05-03-29

04-10-11

04-03-09

03-06-11

02-11-23

Datum / date

Unterschrift / signature

Würth Elektronik

............................................

...............................................

Name

Geprüft / checked

Kontrolliert / approved

Datum / date

Würth Elektronik eiSos GmbH & Co.KG

D-74638 Waldenburg · Max-Eyth-Strasse 1 - 3 · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400

http://www.we-online.com

SEITE 1 VON 3

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