LTO 50

www.vishay.com

Vishay Sfernice

Revision: 09-Dec-15

3

Document Number: 50050

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

OVERLOADS

In any case the applied voltage must be lower than the

maximum overload voltage of 750 V.

The values indicated on the graph below are applicable to

resistors in air or mounted onto a heatsink.

ENERGY CURVE

POWER CURVE

POWER RATING

The temperature of the case should be maintained within the

limits specified.

To improve the thermal conductivity, surfaces in contact

should be coated with a silicone grease and the torque

applied on the screw for tightening should be around 1 Nm.

MARKING

Model, style, resistance value (in

Ω), tolerance (in %),

manufacturing date, Vishay Sfernice trademark.

0.01

0.1

1

10

100

OVERLOAD DURATION IN s

10

-7

10

-6

10

-5

10

-4

10

-3

10

-2

10

-1

10

0

100

1000

10 000

100 000

1 000 000

OVERLOAD DURATION IN s

10

-7

10

-6

10

-5

10

-4

10

-3

10

-2

10

-1

10

0

PACKAGING

Tube of 50 units

0

20

40

60

80

100

120

140 150

100

125

75

50

25

0

CASE TEMPERATURE IN °C