Datasheet

VND5T100AJ-E Package and PCB thermal data
Doc ID 018513 Rev 2 25/32
Figure 28. PowerSSO-12 thermal impedance junction ambient single pulse (one
channel ON)
Figure 29. Thermal fitting model of a double channel HSD in PowerSSO-12
Equation 1: pulse calculation formula
0.1
1
10
100
0.0001 0.001 0.01 0.1 1 10 100 1000
ZTH (°C/W)
Time (s)
Cu=8 cm2
Cu=2 cm2
Cu=foot print
GAPGC FT000125
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Note:
The fitting model is a simplified thermal tool and is valid for transient evolutions where the embedded protections (power
limitation or thermal cycling during thermal shutdown) are not triggered.
Z
TH
R
TH
 Z
THtp
1 –+=
where
 t
p
T=