VN800-E STMicroelectronics, VN800-E Datasheet - Page 18

• Manufacturer Part Number: VN800-E
• Description: High Side Driver
• Manufacturer: STMicroelectronics

VN800S-E / VN800PT-E
Figure 31. PPAK Thermal Impedance Junction Ambient Single Pulse
Figure 32. Thermal fitting model of a single
channel HSD in PPAK
18/24
1000
Tj
Pd
100
0.1
10
0.0001
C1
R1
ZTH (°C/W)
1
C2
R2
0.001
C3
R3
T_amb
C4
R4
0.01
C5
R5
0.1
C6
R6
Time (s)
Pulse calculation formula
Table 14. Thermal Parameter
Z
1
where
R1 (°C/W)
R2 (°C/W)
R3 ( °C/W)
R4 (°C/W)
R5 (°C/W)
R6 (°C/W)
C1 (W.s/°C)
C2 (W.s/°C)
C3 (W.s/°C)
C4 (W.s/°C)
C5 (W.s/°C)
C6 (W.s/°C)
TH
Area/island (cm
=
R
10
T H
=
t
p
T
+
2
Z
)
100
THtp
1 –
0.0008
0.007
0.44
0.04
0.25
0.02
0.45
1000
0.3
0.3
0.8
15
61
2
0.44 cm
6 cm
24
6
5
2
2