PR02 datasheet(7/14 Pages) VISHAY

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Document Number: 28729

For technical questions contact: ff3dresistors@vishay.com

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Revision: 24-Feb-04

PR01/02/03

Power Metal Film Resistors

Vishay BCcomponents

Pulse Loading Capabilities

2400

10 6

10 5

10 4

10 3

10 2

10 1

1600

2000

1200

400

800

V max

(V)

t i (s)

PR03 Pulse on a regular basis; maximum permissible peak pulse voltage

as a function of pulse duration (ti).

max

()

10 2

10 1

040

Poverload (W)

(s)

PR01 Time to interruption as a function of overload power

for range: 0 R 22 ≤ Rn < 1 R.

This graph is based on measured data under constant voltage

conditions; the data may deviate according to the applications.

10 2

10 1

040

Poverload (W)

(s)

PR01 Time to interruption as a function of overload

power for range: 1 R ≤ Rn ≤ 15 R.

This graph is based on measured data under constant voltage

conditions; the data may deviate according to the applications.

Interruption Characteristics

10 2

10 1

040

Poverload (W)

(s)

PR01 Time to interruption as a function of overload

power for range: 16 R ≤ Rn ≤ 560 R.

This graph is based on measured data under constant voltage

conditions; the data may deviate according to the applications.

10 2

10 1

100

120

080

Poverload (W)

(s)

PR02 Time to interruption as a function of overload

power for range: 0.33 R ≤ Rn < 5 R.

This graph is based on measured data under constant voltage

conditions; the data may deviate according to the applications.

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