CPW, CPWN

www.vishay.com

Vishay Dale

Revision: 09-Jan-12

1

Document Number: 30216

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

Wirewound Resistors, Commercial Power, Axial Lead

FEATURES

• High power to size ratio

• Ceramic cases are available with circuit board

stand-offs (designated with a -3 model ending)

• Superior surge capability

• Complete welded construction

• Available in non-inductive styles with Aryton-

Perry winding (CPWN in lieu of CPW, maximum

resistance is one-half CPW range)

• Special

inorganic

potting

compound

and

ceramic case provide high thermal conductivity

in a fireproof package

• Compliant to RoHS Directive 2002/95/EC

Notes

STANDARD ELECTRICAL SPECIFICATIONS

GLOBAL

MODEL

HISTORICAL

MODEL

W

RESISTANCE RANGE



TOLERANCE

± %

WEIGHT (typical)

g

CPW02

CPW-2

2

0.1 to 7K

1, 2, 3, 5

2.0

CPW02...3

CPW-2-3

2

0.1 to 7K

1, 2, 3, 5

2.2

CPW03

CPW-3

3

0.1 to 7.5K

1, 2, 3, 5

3.4

CPW03...3

CPW-3-3

3

0.1 to 7.5K

1, 2, 3, 5

3.6

CPW05

CPW-5

5

0.1 to 8.5K

1, 2, 3, 5

4.8

CPW05...3

CPW-5-3

5

0.1 to 8.5K

1, 2, 3, 5

5.0

CPW07

CPW-7

7

0.1 to 18K

1, 2, 3, 5

6.8

CPW07...3

CPW-7-3

7

0.1 to 18K

1, 2, 3, 5

7.0

CPW10

CPW-10

10

0.12 to 30K

1, 2, 3, 5

9.5

CPW10...3

CPW-10-3

10

0.12 to 30K

1, 2, 3, 5

9.9

CPW15

CPW-15

15

0.12 to 30K

1, 2, 3, 5

16.8

CPW15...3

CPW-15-3

15

0.12 to 30K

1, 2, 3, 5

17.4

CPW20

CPW-20

20

0.18 to 45K

1, 2, 3, 5

22.8

CPW20...3

CPW-20-3

20

0.18 to 45K

1, 2, 3, 5

23.6

TECHNICAL SPECIFICATIONS

PARAMETER

UNIT

CPW RESISTOR CHARACTERISTICS

Temperature Coefficient

ppm/°C

± 30 for 10

 and above; ± 50 for 1.0  to 9.9 ; ± 90 for 0.5  to 0.99 

Short Time Overload

-

5 x rated power for 5 s

Maximum Working Voltage

V

Operating Temperature Range

°C

- 65 to + 275

Terminal Strength

lb

10 minimum

Dielectric Withstanding Voltage

1000

GLOBAL PART NUMBER INFORMATION

Global Part Numbering example: CPW0515R00JB313

GLOBAL MODEL

VALUE

TOLERANCE

PACKAGING

SPECIAL

(See Standard Electrical

Specifications Global

Model column for

options)

R = Decimal

K = Thousand

R1500 = 0.15



1K500 = 1500



D = ± 0.5 %

F = ± 1.0 %

G = ± 2.0 %

H = ± 3.0 %

J = ± 5.0 %

K = ± 10.0 %

E14 = Lead (Pb)-free bulk

E31 = Lead (Pb)-free four layer bulk

E01 = Lead (Pb)-free skin pack

(Dash Number)

(up to 3 digits)

From 1 to 999

as applicable

B14 = Tin/lead bulk

B31 = Tin/lead four layer bulk

J01 = Tin/lead skin pack

Historical Part Numbering example: CPW-5-3 15

 5 % B31

CPW-5-3

15



5 %

B31

HISTORICAL MODEL

RESISTANCE VALUE

TOLERANCE CODE

PACKAGING

P

W

05

15

R

00

J

B

3

1

C

3