SI9945BDY Vishay, SI9945BDY Datasheet - Page 5

• Manufacturer Part Number: SI9945BDY
• Description: Dual N-channel 60-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: 64737
S09-0321-Rev. A, 02-Mar-09
100
10
1
0.000001
6
5
4
3
2
1
0
25
Single Pulse Avalanche Capability
50
D
0.00001
T
A
T
is based on T
C
- Time In Avalanche (s)
Current Derating*
- Case Temperature (°C)
75
J(max)
100
0.0001
= 150 °C, using junction-to-case thermal resistance, and is more useful in settling the upper
125
New Product
0.001
150
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
25
T
C
- Case Temperature (°C)
50
Power Derating
75
Vishay Siliconix
Si9945BDY
100
www.vishay.com
125
150
5