P9

www.vishay.com

Vishay Sfernice

Revision: 04-Jul-17

2

Document Number: 51047

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

GENERAL SPECIFICATIONS

ELECTRICAL SPECIFICATIONS

Resistive element

Conductive plastic

Electrical travel

270° ± 10°

Power rating chart

Circuit diagram

Taper

Resistance range

Linear taper

1 k

Ω to 1 MΩ

Non-linear taper

2.2 k

Ω to 500 kΩ

Tolerance

Standard

On request

20 %

10 %

Power rating at 70 °C

Linear Taper

0.1 W

Non-Linear Taper

0.05 W

Multiple assemblies linear taper

0.05 W per module

Multiple assemblies non-linear

taper

0.025 W per module

Temperature coefficient (typical)

± 500 ppm

Limiting element voltage

End resistance (typical)

3

Ω

Contact resistance variation

Linear law (typical)

2 % of nominal resistance

Independent linearity

Linear law (typical)

± 5 %

Insulation resistance

100 M

Dielectric strength

Attenuation (typical)

90 dB max./0.05 dB min.

0.1

0.05

0

0

10

20 30 40 50 60

70 80 90 100 110 120 130

AMBIENT TEMPERATURE (

°C)

Linear Taper

Non Linear Taper

a

c

b

cw

(2)

(3)

(1)

R

F

S

W

L

A

90 %

50 %

20 %

10 %

Vs

%

Ve

15°

15°

Mechanical travel 300°

Electrical travel 270°

50 %