40KWWS4RW datasheet(1/3 Pages) ETC2

Part #	40KWWS4RW

Description	General Purpose and Precision Wirewound Resistor

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Manufacturer	ETC2 [List of Unclassifed Manufacturers]

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Rev Date: 08/07/2014

1

www.seielect.com

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 Series

General Purpose and Precision Wirewound Resistor

Stackpole Electronics, Inc.

Resistive Product Solutions

WW12

-

0.4 W

0.5 W

5 - 2K

3 - 2K

5 - 2K

WW1

-

1 W

1.1 W

2 - 3K

WW1A

RW-70

1 W

1.3 W

1 - 5K

WW2

RW-69

1.5 W

2.1 W

1 - 10K

0.5 - 10K

WW2S

-

2.5 W

2.6 W

1 - 10K

0.5 - 10K

WW2A

-

2.5 W

2.6 W

1 - 10K

0.5 - 10K

WW3

RW-79

3 W

3.2 W

1 - 22K

0.5 - 22K

WWS3

-

3 W

3.2 W

3 - 10K

1 - 10K

WW3A

-

3 W

3.4 W

1 - 30K

0.5 - 30K

WW4

-

4 W

4.3 W

1 - 40K

0.5 - 40K

WWS4

RW-79

4 W

4.3 W

1 - 22K

0.5 - 22K

WW5

RW-67, RW-74

5 W

5.1 W

1 - 50K

0.5 - 50K

WWS5

-

5 W

5.1 W

1 - 40K

0.5 - 40K

WW7

-

6.5 W

7.2 W

1 - 70K

0.5 - 70K

WWS7

RW-67, RW-74

6.5 W

7.2 W

1 - 50K

0.5 - 50K

WW7B

-

7 W

7.7 W

1 - 70K

0.5 - 70K

WW10

RW-78

10 W

11 W

1 - 100K

0.5 - 100K

WWS10

-

10 W

11 W

1 - 70K

0.5 - 70K

NWW12

-

0.4 W

0.5 W

10 - 1K

NWW1

-

1 W

1.1 W

4 - 1.5K

2 - 1.5K

NWW1A

RW-70

1 W

1.3 W

2 - 2.5K

1 - 2.5K

NWW2

RW-69

1.5 W

2.1 W

2 - 5K

1 - 5K

NWWS2

-

2.5 W

2.6 W

2 - 5K

1 - 5K

NWW2A

-

2.5 W

2.6 W

2 - 5K

1 - 5K

NWW3

RW-79

3 W

3.2 W

2 - 11K

1 - 11K

NWWS3

-

3 W

3.2 W

5 - 5K

3 - 5K

NWW3A

-

3 W

3.4 W

2 - 15K

1 - 15K

NWW4

-

4 W

4.3 W

2 - 20K

1 - 20K

NWWS4

RW-79

4 W

4.3 W

2 - 11K

1 - 11K

NWW5

RW-67, RW-74

5 W

5.1 W

2 - 25K

1 - 25K

NWWS5

-

5 W

5.1 W

2 - 20K

1 - 20K

NWW7

-

6.5 W

7.2 W

2 - 35K

1 - 35K

NWWS7

RW-67, RW-74

6.5 W

7.2 W

2 - 25K

1 - 25K

NWW7B

-

7 W

7.7 W

2 - 35K

1 - 35K

NWW10

RW-78

10 W

11 W

2 - 50K

1 - 50K

NWWS10

-

10 W

11 W

2 - 35K

1 - 35K

MWW1

RW-70

1 W

1.3 W

5 - 2K

MWW3

RW-79

3 W

3.2 W

3 - 20K

MWW5

RW-67, RW-74

5 W

5.5 W

2 - 40K

MWW10

RW-68, RW-74

10 W

11 W

2 - 80K

NMWW1

RW-70

1 W

1.3 W

10 - 1K

5 - 1K

NMWW3

RW-79

3 W

3.2 W

5 - 10K

3 - 10K

NMWW5

RW-67, RW-74

5 W

5.5 W

3 - 20K

2 - 20K

NMWW10

RW-68, RW-74

10 W

11 W

3 - 40K

2 - 40K

(*) Other resistance values available - contact factory for details.

1%

5%

Ohmic Range (Ω) and Tolerance (*)

Type / Code

MIL-R-26 Ref.

< 1Ω = ±90ppm/ºC

1Ω to 10Ω = ± 50ppm/ºC

>10Ω = ±20ppm/ºC

Power Rating

(W)

@ 125ºC

Power Rating

(W)

@ 70ºC

TCR (ppm/ºC)

0.1%

0.5%

Features:

•

WWS offers miniature size at higher power rating

•

High performance for low cost

•

High power to size ratio

•

MWW – completely molded construction with welded terminations

•

Complete welded terminations

•

Tinned copper leads

•

Available in non-inductive styles

•

High temperature silicone coating

•

RoHS compliant

•

Higher operating temperatures available

•

Bulk packaging available - contact Stackpole for package quantities

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