Datasheet

VN920B5-E Package and PCB thermal data
Doc ID 17608 Rev 2 19/26
4 Package and PCB thermal data
4.1 P
2
PAK thermal data
Figure 21. P
2
PAK PC board
(1)
1. Layout condition of R
th
and Z
th
measurements (PCB FR4 area = 60 mm x 60 mm, PCB thickness = 2 mm,
Cu thickness = 35 μm , Copper areas: 0.97 cm
2
, 8 cm
2
).
Figure 22. P
2
PAK R
thj-amb
vs PCB copper area in open box free air condition
30
35
40
45
50
55
0246810
PCB Cu heatsink area (cm^2)
RTHj_amb (°C/W)
Tj-Tamb=50°C