1.3

1.2

1.1

1.0

REV

2012-12-05

2012-11-16

2012-08-24

2012-08-07

DATE

SSt

SSt

SSt

SSt

BY

SSt

SvS

SvS

SvS

CHECKED

Würth Elektronik eiSos GmbH & Co. KG

EMC & Inductive Solutions

Max-Eyth-Str. 1

74638 Waldenburg

Germany

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

www.we-online.com

eiSos@we-online.com

DESCRIPTION

WE-EHPI Energy Harvesting Coupled

Inductor

Order.- No.

74488540120

SIZE

A4

Size: 5838

A Dimensions: [mm]

B Recommended land pattern: [mm]

C Schematic:

D Electrical Properties:

Properties

Inductance 1

Inductance 2

Rated current

Saturation current

DC Resistance 1

DC Resistance 2

DC Resistance 1

DC Resistance 2

Turns ratio

Rated voltage

Test conditions

100 kHz/ 250 mV

100 kHz/ 250 mV

∆T = 40 K

|ΔL/L| < 10%

@ 20°C

@ 20°C

@ 20°C

@ 20°C

L1

L2

IR1

Isat1

RDC1

RDC2

RDC1

RDC2

n

UR

Value

13

33000

1.7

1.0

0.090

135.0

0.100

155.0

1 : 50

80

Unit

µH

µH

A

A

Ω

Ω

Ω

Ω

V

Tol.

±20%

±20%

max.

typ.

typ.

typ.

max.

max.

E General information:

IR1 and Isat1 related to L1

It is recommended that the temperature of the part does not exceed 125°C

under worst case operating conditions.

Ambient temperature: -40°C to +85°C (refering to IR)

Operating temperature: -40°C to +125°C

Storage temperature (on tape & reel): -20°C to +40°C; 75% RH max.

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

if not specified differently

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.