Artikelnummer / part number :

82.545.350

Bezeichnung :

description :

HIGH SURGE 1812 SMD VARISTOR

SMD size:

1812

BASIC TEST

Characteristics

ENVIRONMENTAL RELIABILITY TEST

High Temperature Storage

Step

Temperature

Period

1

-40±3℃

30Min±3

2

Room

Temperature

1~2 hours

3

85±2℃

30Min±3

4

Room

Temperature

1~2 hours

Freigabe erteilt /

Kunde / customer

general release:

Datum / date

Unterschrift / signature

JP. PENLOU

High Temperature Load

06-07-31

Würth Elektronik

JP. PENLOU

New P/N

06-06-02

JP. PENLOU

Operating temp. Range

05-11-30

JP. PENLOU

Lead free soldering

05-11-04

Geprüft / checked

2006-06-02

Kontrolliert / approved

JP. Penlou

Name

Änderung / modification

Datum / date

Kunde / customer :

http://www.we-online.com

Test Method/Description

Environmental condition under which every measuring is done without doubt on the measuring results.

Unless specially specified, temperature, relative humidity are 5 to 35℃, 45 to 85﹪RH.

Standard Test Condition

Maximum steady-state DC operating voltage the device can maintain and typical leakage current at 25℃

not exceed 50 µA.

Max. Clamping Voltage

The shift of TVS voltage after suffering the specified surge current.

Surge Shift △V/V

Characteristic

Varistor Voltage

Typical leakage current at 25℃＜50µA

Leakage Current

Surge Current

Device Capacitance measured with zero voltage bias 0.5VRMS and 1KHZ

Maximum peak voltage across the TVS measured at a specified pulse current（A）and waveform 8/20µs.

The temperature cycle of specified temperature shall be repeated five times and then stored at room

temperature and humidity for one or two hours. the change of varistor voltage shall be within 10

﹪and

mechanical damage shall be examined.

Temperature Cycle

Maximum energy which may be dissipated with a specified waveform 10/1000µs.without device failure.

Energy Absorption

Spezifikation für Freigabe / specification for release

Maximum peak current which may be applied with the specified waveform 8/20µs without device failure.

Max. Working Voltage

With the specified measuring current of 1mA DC applied.

Typical Capacitance

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

Test method and description

The specimen shall be subjected to 150 ± 2℃ for 1000 ± 12 hours in a thermostatic bath without load and

then stored at room temperature and humidity for 1 to 2 hours. The change of varistor voltage shall be

within 10 ﹪.

Low Temperature Storage

After being continuously applied the maximum allowable voltage at 85 ± 2℃ for 1000± 2 hours, the

specimen shall be stored at room temperature and humidity for one or two hours, the change of varistor

voltage shall be within 10﹪.

The specimen should be subjected to 40 ± 2℃, 90 to 95 ﹪RH environment , and the maximum allowable

voltage applied for 1000 hours, then stored at room temperature and humidity for one or two hours. the

change of varistor voltage shall be within 10﹪

The specimen should be subjected to 40 ± 2℃, without load for 1000 hours and then stored at room

temperature for one or two hours. the change of varistor voltage shall be within 10 ﹪

High Temperature Load

Damp Heat Load/Humidity Load

Würth Elektronik eiSos GmbH & Co.KG - Radialex department

Würth Elektronik eiSos GmbH & Co.KG - Radialex department

Würth Elektronik eiSos GmbH & Co.KG - Radialex department

Würth Elektronik eiSos GmbH & Co.KG - Radialex department

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