750311856 Wurth Electronics Inc, 750311856 Datasheet

750311856

Manufacturer Part Number

750311856

Description

TRANS FLYBACK LT3748LT3575 3.8UH

Manufacturer

Wurth Electronics Inc

Series

WE-FBr

Type

For DC/DC Convertersr

Datasheets

1.74402500047.pdf (24 pages)

2.750311856.pdf (1 pages)

Specifications of 750311856

Applications

Flyback Converters

Intended Chipset

LT3573, LT3574, LT3575, LT3748

Voltage - Primary

16 ~ 24V

Voltage - Isolation

1500Vrms

Operating Temperature

-40°C ~ 125°C

Mounting Type

Surface Mount

Footprint

0.68" x 0.55" (17.2mm x 14.0mm)

Height Above Board

0.50" (12.7mm)

Chipset Manufacturer

Linear Technology

Inductance

3.8µH

Transformer Type

Isolation and Data Interface (Encapsulated)

Turns Ratio - Primary:secondary

1 : 4 : 4 : 4 : 4

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

E.t.

Other names

732-2639-2

Current page: 1 of 1
Download datasheet (78Kb)

D.C. RESISTANCE (@20° C):

DIELECTRIC RATING:

INDUCTANCE:

LEAKAGE INDUCTANCE:

SATURATION CURRENT:

TURNS RATIO:

OPERATING TEMPERATURE RANGE:

Watertown, SD USA

Toll Free: 800-643-2661

Fax: 605-886-4486

WE-Midcom, Inc.

ELECTRICAL SPECIFICATIONS @ 25° C unless otherwise noted:

14,16

Dimensions is brackets are in millimeters

11,9

This drawing is dual dimensioned.

16-9 (14+16,9+11), 0.040 Oh ms ±10%.

3-4 , 1.600 Ohms ±10%.

5-6 , 1.600 Ohms ±10%.

1-2 , 1.800 Ohms ±10%.

7-8 , 1.800 Ohms ±10%.

1500VAC between pins 1-16.

1000VAC between pins 1-3(3+5+7).

1000VAC between pins 3-5(5+7).

1000VAC between pins 5-7.

3.80µH ±5%, 100kHz, 100mVAC, 0mADC, 16-9(14+16,9+11), Ls.

250nH typ, 400nH max., 100kHz, 50mVAC, 16-9(14+16,9+11,1-8side), Ls.

>12A saturating current that causes 20% rolloff from initial inductance.

( 1-2 ):( 16-9 ), (4.00):(1.00), ±1%.

( 3-4 ):( 16-9 ), (4.00):(1.00), ±1%.

( 5-6 ):( 16-9 ), (4.00):(1.00), ±1%.

( 7-8 ):( 16-9 ), (4.00):(1.00), ±1%.

Unless otherwise specified, tolerances are as follows:

-40°C to 125°C including temp. rise.

Angles: ±1°

Engineer:TST

Transformer

Revisions: See Sheet 1

Decimals:±.005(.127mm)

Drawing Title

Fractions: ±1/64

WE-Midcom, Inc.

Scale ----

750311856

Drawing Number

Sheet 2 of 5

09/03/2010

Rev.

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