Datasheet

Package and PCB thermal data VNQ660SP
20/26
Figure 27. Thermal impedance junction ambient single pulse
Equation 1
: pulse calculation formula
Figure 28. Thermal fitting model of a quad channel HSD in PowerSO-10
0.1
1
10
100
1000
0.0001 0.001 0.01 0.1 1 10 100 1000
Time (s)
ZT H (°C /W)
0.5 cm
2
2 cm
2
4 cm
2
8 cm
2
Z
THδ
R
TH
δ Z
THtp
1 δ–()+⋅=
where
δ t
p
T⁄=