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www.wickmanngroup.com E-mail: sales@wickmann.com

E-mail: service@wickmannusa.com

E-mail: sales@wickmann.com.hk

E-mail: sales@wickmann.cn

050915

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TTTTTerminal Code Packaging

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Information

Information

Information

Information

Information

Number

Number

Number

Number

Number

WH0402ML180 W

P

T

ARISTORS

ARISTORS

ARISTORS

ARISTORS

Dimensions

Dimensions

Dimensions

Dimensions

Dimensions

High Speed Series

High Speed Series

High Speed Series

High Speed Series

High Speed Series

SMD

SMD

SMD

SMD

SMD

Specifications

Specifications

Specifications

Specifications

Specifications

Packaging

Packaging

Packaging

Packaging

Packaging

Tape and Reel

T 7 inch reel

0402

(10.000 pcs)

0603

(4.000 pcs.)

Material

Material

Material

Material

Material

Body:

Ceramic (ZnO)

Terminals:

Ni/Sn plated (Code “P”)

Ag/PT/Pd non plated

code “N” on request

Operating T

Operating T

Operating T

Operating T

Operating Temperature

emperature

emperature

emperature

emperature

-55 to +125°C

Solderability

Solderability

Solderability

Solderability

Solderability

acc. to IEC 60068-2-58

235°C, 2s

Soldering Heat Resistance

Soldering Heat Resistance

Soldering Heat Resistance

Soldering Heat Resistance

Soldering Heat Resistance

260ºC, 10 sec. (IEC 60068-2-58)

280ºC, 5 sec. (IEC 60068-2-58)

Standards

Standards

Standards

Standards

Standards

IEC 61000-4-2

MIL-STD-883C

Multilayer Ceramic T

Multilayer Ceramic T

Multilayer Ceramic T

Multilayer Ceramic T

Multilayer Ceramic Transient

ransient

ransient

ransient

ransient

VVVVVoltage Suppressor

oltage Suppressor

oltage Suppressor

oltage Suppressor

oltage Suppressors for

s for

s for

s for

s for

High Speed Applications

High Speed Applications

High Speed Applications

High Speed Applications

High Speed Applications

Features

Features

Features

Features

Features

Ultra low capacitance

Bi-directional clamping

Available with Nickel/Tin end termination or lead free

Applications

Applications

Applications

Applications

Applications

Portable / Handheld Products

Universal Serial Bus

Data, Diagnostic I/O Ports

Video/Audio Ports

Mobile Communications

Computer/DSP Products

Industrial Instruments and High Speed Data Line

W

W

W

W

WebLinks

ebLinks

ebLinks

ebLinks

ebLinks

Further infos see:

Further infos see:

Further infos see:

Further infos see:

Further infos see:

www.wickmanngroup.com

Further technical infos see technical

Further technical infos see technical

Further technical infos see technical

Further technical infos see technical

Further technical infos see technical

varistor file:

varistor file:

varistor file:

varistor file:

varistor file:

www.wickmanngroup.com/download/

techvaristor.pdf

Specifications are subject

to change without notice

L

W

T

a

max. cont.

working

voltage

Type

max. clamping

voltage at

1A

(8/20µs)

max. leakage current

@ specified DC

voltage

typ.

capacitance

at 1MHz

WH0402ML090T

WH0402ML180W

WH0402ML420R

WH0603ML090T

WH0603ML180W

WH0603ML420R

V

M(DC)

(V)

9,0

18,0

42,0

9,0

18,0

42,0

V

C

(V)

30

55

110

30

55

110

3.5 V

µA

0.50

0.10

0.10

0.50

0.10

0.10

µA

1.00

0.15

0.15

1.00

0.15

0.15

Maximum Ratings (125°C)

Maximum Ratings (125°C)

Maximum Ratings (125°C)

Maximum Ratings (125°C)

Maximum Ratings (125°C)

Specifications (25°C)

Specifications (25°C)

Specifications (25°C)

Specifications (25°C)

Specifications (25°C)

(note 2)

C

typ.

(pF)

22

12

3

22

12

3

max. non-repetitive

surge energy

(10/1000µs)

W

TM

(J)

0,02

0,025

0,01

0,02

0,025

0,01

max. ESD

clamp voltage

8kV contact

(note 1)

V

C

(V)

65

125

300

65

125

300

Note 1: Maximum ESD clamp voltage tested with IEC 61000-4-2 Human Body Model discharge test circuit and direct

discharge to device terminals.

Note 2: Capacitance may be customized, please contact WICKMANN for availability

9.0 V

µA

-

1.00

0.25

-

1.00

0.25

µA

-

5.00

0.50

-

5.00

0.50

This product is not recommended

for new designs. Please refer to

Littelfuse series MHS.