vn820so STMicroelectronics, vn820so Datasheet - Page 21

• Manufacturer Part Number: vn820so
• Description: High Side Driver
• Manufacturer: STMicroelectronics

Thermal fitting model of a single channel HSD
in P
P
2
1000
PAK Thermal Impedance Junction Ambient Single Pulse
Tj
0.01
100
Pd
2
0.1
10
PAK
0.0001
ZTH (°C/W)
1
C1
R1
C2
R2
0.001
C3
R3
T_amb
C4
R4
0.01
C5
R5
0.1
VN820 / VN820SO / VN820SP / VN820-B5 / VN820PT
C6
R6
T ime (s)
Z
Pulse calculation formula
where
Thermal Parameter
1
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
TH
10
=
t
p
+
T
Z
2
)
THtp
100
1 –
0.0008
0.007
0.015
0.97
0.04
0.25
1000
0.3
0.4
37
4
9
2
3
0.97 cm
6 cm
22
6
5
21/35
2
2