VND7050AJ-E Datasheet, PDF (41/48 Pages) STMicroelectronics – Double channel high-side driver with MultiSense analog feedback

VND7050AJ-E
Package and PCB thermal data
Figure 47. Thermal fitting model of a double-channel HSD in PowerSSO-16
Note:
("1($'5
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.
Table 15. Thermal parameters
Area/island (cm²)
Footprint
2
8
4L
R1 = R7 (°C/W)
1.8
R2 = R8 (°C/W)
3.2
R3 (°C/W)
8
8
8
6
R4 (°C/W)
14
6
6
4
R5 (°C/W)
30
20
10
3
R6 (°C/W)
26
20
18
7
C1 = C7 (W.s/°C)
0.00035
C2 = C8 (W.s/°C)
0.005
C3 (W.s/°C)
0.05
C4 (W.s/°C)
0.2
0.3
0.3
0.4
C5 (W.s/°C)
0.4
1
1
4
C6 (W.s/°C)
3
5
7
18
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