si4569dy Vishay, si4569dy Datasheet - Page 10

• Manufacturer Part Number: si4569dy
• Description: N- And P-channel 40-v D-s Mosfet
• Manufacturer: Vishay

www.vishay.com
Si4569DY
Vishay Siliconix
10
*The power dissipation P
cases where additional heatsinking is used. It is used to determine the current rating, when this rating falls below the package limit.
4.0
3.2
2.4
1.6
0.8
0.0
0
Power De-Rating, Junction-to-Foot
25
b
T
is based on T
C
– Case Temperature (_C)
50
75
J(max)
= 150 _C, using junction-to-case thermal resistance, and is more useful in settling the upper dissipation limit for
10
100
8
6
4
2
0
0
125
25
_
T
C
Current De-Rating*
150
50
– Case Temperature (_C)
New Product
75
100
125
1.5
1.2
0.9
0.6
0.3
0.0
0
150
Power De-Rating, Junction-to-Ambient
25
T
C
– Case Temperature (_C)
50
75
S–52491—Rev. A, 12-Dec-05
Document Number: 73586
100
125
150