A Dimensions: [mm]

B Recommended land pattern: [mm]

D Electrical Properties:

Properties

Test conditions

Value

Unit

Tol.

Inductance

Turns ratio

Saturation current

DC Resistance 1

DC Resistance 2

DC Resistance 3

100 kHz/ 100 mV

|ΔL/L| < 20%

@ 20°C

@ 20°C

@ 20°C

L

n

Isat

RDC1

RDC2

RDC3

42

11 : 1 : 3.3

8

99

3.2

220

μH

A

mΩ

mΩ

mΩ

±10%

±3%

typ.

max.

max.

max.

C Schematic:

Leakage inductance

Insulation test voltage

100 kHz/ 100 mV

N1,4 => N2,3

LS

UT

3.0

1500

μH

V (AC)

max.

E General information:

It is recommended that the temperature of the part does

not exceed +125°C under worst case conditions.

?Storage Temperature: -20°C to 60°C

?Operating Temperature: -40°C to 125°C

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

if not specified differently

DESCRIPTION

WE-PoE+ Power over Ethernet Plus

Würth Elektronik eiSos GmbH & Co. KG

EMC & Inductive Solutions

Max-Eyth-Str. 1

Transformer

7.1

7.0

6.1

REV

2014-01-27

2013-09-24

2011-11-01

DATE

SSt

SSt

TBr

BY

TBr

TBr

-

CHECKED

74638 Waldenburg

Germany

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

www.we-online.com

eiSos@we-online.com

Order.- No.

749119433

Size: EFD20

SIZE

A4

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.