Semi-Precision Power

Wirewound Resistors

PPW Series

applications

Resistive range

ohms

10 x 1000*

10 x 360*

1R to 9R9

250V

650V

10R to 29R9

500V

850V

30R to 99R

600V

1000V

100R to 1K6

1000V

1500V

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

115

PPW-2

PPW-3

PPW-5

PPW-7

PPW-10

PPW-15

Power rating at 25°C

watts

2

3

5

7

10

15

Resistance range

ohms 0R1 to 1K6 0R1 to 1K6 0R1 to 1K6 0R1 to 2K5 0R1 to 5K

0R1 to 5K

Electrical Data

Lighting Surge Capabilities for PPW-2

Issue B · 03.02

A subsidiary of

TT electronics plc

Welwyn Components

Please note: When ordering the alternate configuration please add an ‘A’ after the part number (ie. PPW-3A)

1000V

500V

1000 Volts 10x360

µsec

1000

2000

3000

600V

300V

600 Volts 10x1000

µsec

1000

2000

3000

*10 microseconds – Maximum rise time to peak voltage.

360 or 1000 microseconds - minimum decay time to one half peak.