si4638dy Vishay, si4638dy Datasheet - Page 5

• Manufacturer Part Number: si4638dy
• Description: N-channel 30-v D-s Mosfet With Schottky Diode
• Manufacturer: Vishay

TYPICAL CHARACTERISTICS 25 °C, unless otherwise noted
* The power dissipation P
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.
Document Number: 68745
S-81583-Rev. A, 07-Jul-08
7.5
6.0
4.5
3.0
1.5
0.0
0
25
Power Derating, Junction-to-Foot
T
D
C
is based on T
50
- Case Temperature (°C)
75
J(max)
100
25
20
15
10
5
0
= 150 °C, using junction-to-case thermal resistance, and is more useful in settling the upper
0
125
25
New Product
150
T
C
50
- Case Temperature (°C)
Current Derating*
75
100
2.0
1.6
1.2
0.8
0.4
0.0
0
125
Power Derating, Junction-to-Ambient
25
150
T
C
50
- Case Temperature (°C)
75
Vishay Siliconix
100
Si4638DY
www.vishay.com
125
150
5