Rev Date: 11/29/2021

6

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This specification may be changed at any time without prior notice.

marketing@seielect.com

Please confirm technical specifications before you order and/or use.

WW / MWW / NWW / WWS Series

General Purpose and Precision Wirewound Resistor

Stackpole Electronics, Inc.

Resistive Product Solutions

(Typical performance

– for reference only.)

RoHS Compliance

Stackpole Electronics has joined the worldwide effort to reduce the amount of lead in electronic components and to meet the various

regulatory

requirements now prevalent, such as the European Union’s directive regarding “Restrictions on Hazardous Substances”

(RoHS 3). As part of this ongoing program, we periodically update this document with the status regarding the availability of our

compliant components. All our standard part numbers are compliant to EU Directive 2011/65/EU of the European Parliament as

amended by Directive (EU) 2015/863/EU as regards the list of restricted substances.

RoHS Compliance Status

MWW

General Purpose and Precision Leaded

Wirewound Resistor - Molded

Axial

YES

100% Matte Sn

Jan-06

06/01

NWW

General Purpose and Precision Leaded

Wirewound Resistor - Conformal Coated -

Non-Inductive

Axial

YES

100% Matte Sn

Jan-06

06/01

WW

General Purpose and Precision Leaded

Wirewound Resistor - Conformal Coated -

Non-Inductive

Axial

YES

100% Matte Sn

Jan-06

06/01

Lead-Free

Mfg. Effective Date

(Std Product Series)

Lead-Free

Effective Date

Code

(YY/WW)

Standard

Product

Series

Description

Package /

Termination

Type

Standard

Series

RoHS

Compliant

Lead-Free Termination

Composition

Energy Handling Capability