Datasheet

Package and PCB thermal data VN5E160AS-E
30/37 Doc ID 15609 Rev 4
Figure 37. SO-8 thermal impedance junction ambient single pulse
Equation 5: pulse calculation formula
where δ = t
P
/T
Figure 38. Thermal fitting model of an HSD in SO-8
(1)
1. The fitting model is a semplified thermal tool and is valid for transient evolutions where the embedded
protections (power limitation or thermal cycling during thermal shutdown) are not triggered.
0.1
1
10
100
1000
0.0001 0.001 0.01 0.1 1 10 100 1000
Time (s)
ZTH (°C/W)
Footprint
2 cm
2
Z
THδ
R
TH
δ Z
THtp
1 δ–()+⋅=
*$3*&)7