PW-5 datasheet(1/4 Pages) WELWYN

Part #	PW-5

Description	General Purpose Power Wirewound Resistors

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Manufacturer	WELWYN [Welwyn Components Limited]

Direct Link	http://www.welwyn-tt.com/

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General Purpose Power

Wirewound Resistors

PW Series

• 2 watts to 25 watts

• 0.10 ohms to 30K ohms

• ±10% or ±5% tolerance

• TC’s from 300 ppm/°C to +5500 ppm/°C

General Note

Welwyn Components reserves the right to make changes in product specification without notice or liability.

All information is subject to Welwyn’s own data and is considered accurate at time of going to print.

Telephone: +44 (0) 1670 822181 · Facsimile: +44 (0) 1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com

111

PW-2

PW-3

PW-5

PW-7

PW-10

PW-15

PW-18

PW-22

PW-25

Power rating at 25°C

watts

2357

10

15

18

22

25

Resistance range

ohms

0R15 to 2K4

0R1 to 7K5

0R1 to 8K5

0R1 to 18K

0R18 to 30K

0R18 to 22K

0R27 to 18K

Temperature coefficient 0.06%/°C

0.15 to 0.99

0.1 to 0.99

0.18 to 0.99

0.27 to 1.3

over R range

0.03%/°C

1.0 to 2.4K

1.0 to 7.5K

1.0 to 8.5K

1.0 to 18K

1.0 to 30K

1.0 to 22K

1.5 to 12K

1.5 to 10K

+0.55%/°C

0.1 to 30

0.1 to 86

0.1 to 68

0.1 to 150

0.1 to 240

0.1 to 200

0.15 to 360

0.15 to 300

+0.45%/°C

0.24 to 130

0.1 to 270

0.1 to 300

0.15 to 680

0.24 to 1100

0.36 to 1800

0.36 to 1200

+0.25%/°C

1.0 to 10

0.24 to 20

0.27 to 22

1.0 to 51

1.0 to 82

1.0 to 70

1.0 to 120

1.5 to 100

Electrical Data

Physical Data

Issue B · 03.02

A subsidiary of

TT electronics plc

Welwyn Components

Please note: When ordering the alternative configuration please add an ‘A’ after the part number. (i.e., PW-2A)

Dimensions (mm)

L ±0.8

W ±0.8

H ±0.8

d dia.

E ±0.8

LL min.

F (ref.)

PW-2

17.5

6.35

0.8

7.87

36.6

1.60

PW-3

22.4

7.87

0.91

9.65

36.6

1.60

PW-5

22.4

9.65

8.64

0.91

10.4

38.1

1.60

PW-7

35.3

9.65

8.64

0.91

11.9

38.1

3.18

PW-10

47.8

9.65

8.64

0.91

11.9

38.1

3.18

PW-15

47.8

12.7

0.91

16.0

38.1

3.18

PW-18

47.8

12.7

0.91

16.0

38.1

3.18

PW-22

63.5

12.7

1.0*

16.0

38.1

3.18

PW-25

63.5

12.7

1.0*

16.0

38.1

3.18

* Copper Clad Steel

L

0.125 max.

d

W

H

LL

E

F

Standard Configuration

Alternate Configuration

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