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Document Number: 73624

S09-0393-Rev. B, 09-Mar-09

Vishay Siliconix

Si4559ADY

P-CHANNEL TYPICAL CHARACTERISTICS 25 °C, unless otherwise noted

dissipation limit for cases where additional heatsinking is used. It is used to determine the current rating, when this rating falls below the package

limit.

Current Derating*

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

25

50

75

100

125

150

Power Derating, Junction-to-Foot

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

0

25

50

75

100

125

150

Single Pulse Avalanche Capability

1

100

10

0.001

0.0001

0.00001

0.000001

T

A

L . I

D

BV - V

DD

=