fds8870 n-频道 powertrench
®
场效应晶体管
fds8870 rev. a3
www.fairchildsemi.com
11
额外的刺激 热的 模型
rev march 2004
FDS8870T
铜 范围 =1.0 在
2
ctherm1 th 8 2.0e-3
ctherm2 8 7 5.0e-3
ctherm3 7 6 1.0e-2
ctherm4 6 5 4.0e-2
ctherm5 5 4 9.0e-2
ctherm6 4 3 2e-1
ctherm7 3 2 1
ctherm8 2 tl 3
rtherm1 th 8 1e-1
rtherm2 8 7 5e-1
rtherm3 7 6 1
rtherm4 6 5 5
rtherm5 5 4 8
rtherm6 4 3 12
rtherm7 3 2 18
rtherm8 2 tl 25
saber 热的 模型
铜 范围 = 1.0 在
2
template 热的_模型 th tl
热的_c th, tl
{
ctherm.ctherm1 th 8 =2.0e-3
ctherm.ctherm2 8 7 =5.0e-3
ctherm.ctherm3 7 6 =1.0e-2
ctherm.ctherm4 6 5 =4.0e-2
ctherm.ctherm5 5 4 =9.0e-2
ctherm.ctherm6 4 3 =2e-1
ctherm.ctherm7 3 2 1
ctherm.ctherm8 2 tl 3
rtherm.rtherm1 th 8 =1e-1
rtherm.rtherm2 8 7 =5e-1
rtherm.rtherm3 7 6 =1
rtherm.rtherm4 6 5 =5
rtherm.rtherm5 5 4 =8
rtherm.rtherm6 4 3 =12
rtherm.rtherm7 3 2 =18
rtherm.rtherm8 2 tl =25
}
RTHERM6
RTHERM8
RTHERM7
RTHERM5
RTHERM4
RTHERM3
CTHERM4
CTHERM6
CTHERM5
CTHERM3
CTHERM2
CTHERM1
tl
2
3
4
5
6
7
接合面
情况
8
th
RTHERM2
RTHERM1
CTHERM7
CTHERM8
表格 1. 热的 模型
COMPONANT 0.04 在
2
0.28 在
2
0.52 在
2
0.76 在
2
1.0 在
2
CTHERM6 1.2e-1 1.5e-1 2.0e-1 2.0e-1 2.0e-1
CTHERM7 0.5 1.0 1.0 1.0 1.0
CTHERM8 1.3 2.8 3.0 3.0 3.0
RTHERM6 26 20 15 13 12
RTHERM7 39 24 21 19 18
RTHERM8 55 38.7 31.3 29.7 25