749196341 Wurth Electronics Inc, 749196341 Datasheet

749196341

Manufacturer Part Number

749196341

Description

TRANSFORMER 7.9UH .97A SMD

Manufacturer

Wurth Electronics Inc

Series

WE-FLEXr

Type

Configurable (For DC/DC)r

Datasheet

1.749196341.pdf (3 pages)

Specifications of 749196341

Applications

Flyback Converters

Voltage - Isolation

500VDC

Operating Temperature

-40°C ~ 125°C

Mounting Type

Surface Mount

Footprint

0.87" x 0.69" (22.1mm x 17.5mm)

Height Above Board

0.33" (8.3mm)

Package / Case

0.689" L x 0.870" W x 0.327" H (17.50mm x 22.10mm x 8.30mm)

Tolerance

±20%

Dc Resistance (dcr)

140.0 mOhm Max

Inductance Per Coil

7.9µH

Number Of Coils

Inductance - Connected In Series

284.4µH

Inductance - Connected In Parallel

7.9µH

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

Other names

732-2454-2

Current page: 1 of 3
Download datasheet (149Kb)

Induktivität /

inductance

Sättigungsstrom /

saturation current

Nennstrom /

rated current

DC-Widerstand /

DC-resistance

Spannungs-Zeit-Fläche /

Voltage-µsecond

Speicherenergie /

storage energy

Streuinduktivität

leakage inductance

Hochspannungstest /

Hipot test

Freigabe erteilt / general release:

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

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

Kunde / customer :

Artikelnummer / part number :

Bezeichnung :

description :

WK3260B für/for L

HP 34401 A für/for I

Basismaterial / base material:

Spulenkörper / Bobbin

Draht / wire:

Kontaktmaterial/ contact plating

Mechanische Abmessungen / dimensions :

Eigenschaften /

Prüfgeräte / test equipment :

Werkstoffe & Zulassungen / material & approvals :

Elektrische Eigenschaften / electrical properties :

= Marking Pin 1

properties

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

FLEX-ÜBERTRAGER WE-FLEX

FLEX-TRANSFORMER WE-FLEX

Spezifikation für Freigabe / specification for release

Testbedingungen /

104 kHz / 0,1V

test conditions

10 kHz / 0,1 V

|∆L/L|<10%

3mA / 1sec

∆T=40 K

@ 20°C

Würth Elektronik eiSos GmbH & Co.KG

749196341

Ferrit/ ferrite

UL-V0

2UEW 155°C

Cu-Ag tinned

rms base

peak base

sat base

DC base

∫Udt

s base

base

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

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

http://www.we-online.com

Kunde / customer

Würth Elektronik

Wert / value

Unterschrift / signature

140,0

Kontrolliert / approved

1,33

0,97

39,8

0,24

0,13

500

7,9

Einheit / unit

Betriebstemp. / 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.

Co-Planarität / Co-planarity: < 0,1 mm

Luftfeuchtigkeit / humidity:

Umgebungstemperatur / temperature:

µVs

mΩ

Testbedingungen / test conditions :

µH

µJ

Eigenschaften / general specifications :

±20%

max.

Name

typ.

tol.

TBr

Änderung / modification

Lötpad / soldering spec. :

17,5 max

22,1 max

16,0 typ.

0,7 ± 0,1

8,3 max

EFD15

Version 3

Version 2

Version 1

1,75

2,54

DATUM / DATE : 2006-08-01

SEITE 1 VON 3

Datum / date

2006-08-01

2005-10-24

2005-01-19

+20°C

33%

Related parts for 749196341

749196341 Summary of contents

Page 1

... Draht / wire: Kontaktmaterial/ contact plating Freigabe erteilt / general release: .................................................................................. Datum / date ............................................... Geprüft / checked D-74638 Waldenburg · Max-Eyth-Straß · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400 LF 749196341 E Wert / value Einheit / unit L 7,9 µH base I 1,33 ...

Page 2

... Freigabe erteilt / general release: .................................................................................. Datum / date ............................................... Geprüft / checked D-74638 Waldenburg · Max-Eyth-Straß · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400 LF 749196341 Kunde / customer .................................................................................. Unterschrift / signature Würth Elektronik .................................................. Kontrolliert / approved Würth Elektronik eiSos GmbH & Co.KG http://www ...

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-Straß · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400 LF 749196341 ...

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