SI4943CDY Vishay, SI4943CDY Datasheet - Page 5

• Manufacturer Part Number: SI4943CDY
• Description: Dual P-channel 20-v D-s Mosfet
• 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: 69985
S-80638-Rev. A, 24-Mar-08
4
3
2
1
0
0
Power Derating, Junction-to-Foot
25
D
T
is based on T
C
50
- Case Temperature (°C)
75
J(max)
100
12
9
6
3
0
= 150 °C, using junction-to-case thermal resistance, and is more useful in settling the upper
0
Package Limited
125
25
New Product
T
150
C
Current Derating*
50
- Case Temperature (°C)
75
100
1.5
1.2
0.9
0.6
0.3
0.0
0
125
Power Derating, Junction-to-Ambient
25
150
T
A
- Ambient Temperature (°C)
50
75
Vishay Siliconix
Si4943CDY
100
www.vishay.com
125
150
5