744877002 Wurth Electronics Inc, 744877002 Datasheet

744877002

Manufacturer Part Number

744877002

Description

COUPLED INDUCTOR SEPIC/CUK 2.4UH

Manufacturer

Wurth Electronics Inc

Series

WE-DDr

Datasheet

1.744877002.pdf (3 pages)

Specifications of 744877002

Inductance Per Coil

2.4µH

Number Of Coils

Current

4.2A

Tolerance

±20%

Inductance - Connected In Series

9.6µH

Inductance - Connected In Parallel

2.4µH

Dc Resistance (dcr)

42.00 mOhm Max

Package / Case

0.287" L x 0.287" W x 0.189" H (7.30mm x 7.30mm x 4.80mm)

Mounting Type

Surface Mount

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

Other names

732-2309-2

Available stocks

Company

Part Number

Manufacturer

Quantity

Price

Company:

Meier Automation Equipment Co., Limited

Part Number:

744877002

Manufacturer:

WURTH/伍尔特

Quantity:

20 000

Current page: 1 of 3
Download datasheet (109Kb)

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

Kunde / customer :

Artikelnummer / part number :

Bezeichnung :

description :

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

Freigabe erteilt / general release:

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

HP 4274 A für/for L und/and Q

HP 34401 A für/for I

Basismaterial / base material:

Draht / wire:

Eigenschaften / properties

Werkstoffe & Zulassungen / material & approvals:

Mechanische Abmessungen / dimensions:

Elektrische Eigenschaften / electrical properties:

Prüfgeräte / test equipment:

Geprüft / checked

Datum / date

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

und/and R

Spezifikation für Freigabe / specification for release

DOPPELDROSSEL WE-DD

POWER-CHOKE WE-DD

Testbedingungen /

test conditions

1 kHz / 0,25V

ΔL/L = -10%

ΔT = 40 K

Würth Elektronik eiSos GmbH & Co.KG

Ferrit/ ferrite

2 SFBW; 155°C

744877002

SRF

N1,

DC1,2

sat

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

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

http://www.we-online.com

Kunde / customer

Würth Elektronik

Wert / value

0,031

0,042

Unterschrift / signature

4,20

5,60

Kontrolliert / approved

2,4

Einheit / unit

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

Umgebungstemp. / ambient temperature:

It is recommended that the temperature of the part does

not exceed 125°C under worst case operating conditions.

Luftfeuchtigkeit / humidity:

Umgebungstemperatur / temperature:

MHz

Testbedingungen / test conditions:

Eigenschaften / general specifications:

µH

±20%

max.

Name

typ.

tol.

Start

2,2

3,1

2,2

Änderung / modification

Lötpad / soldering spec.:

v v v v

4,8 max.

7,3 ± 0,4

1,0 ± 0,1

2,7 ± 0,1

4,0 ± 0,2

Typ M

Version 1

DATUM / DATE : 2009-09-01

1,0

-40°C - + 85°C

Finish

0,8

SEITE 1 VON 3

Datum / date

[ mm ]

+20°C

09-09-01

33%

@@FR M 1@@

Related parts for 744877002

744877002 Summary of contents

Page 1

... Werkstoffe & Zulassungen / material & approvals: Basismaterial / base material: Draht / wire: Freigabe erteilt / general release: .................................................................................. Datum / date ............................................... Geprüft / checked D-74638 Waldenburg · Max-Eyth-Strasse · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400 744877002 Wert / value Einheit / unit ...

Page 2

... Freigabe erteilt / general release: .................................................................................. Datum / date ............................................... Geprüft / checked D-74638 Waldenburg · Max-Eyth-Strasse · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400 744877002 Induktivität vs Strom (typ.) / Inductance vs Current (typ.) 2,0 3,0 4,0 5,0 Current (A) Kunde / customer ...

Page 3

... Würth Elektronik eiSos GmbH must be informed 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. D-74638 Waldenburg · Max-Eyth-Strasse · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400 744877002 Ø ...

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