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VN920-E データシートの表示(PDF) - STMicroelectronics

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VN920-E
ST-Microelectronics
STMicroelectronics ST-Microelectronics
VN920-E Datasheet PDF : 24 Pages
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VN920-E / VN920B5-E / VN920SO-E
Figure 27. P2PAK Thermal Impedance Junction Ambient Single Pulse
ZT H (°C/W)
1000
100
10
0.97 cm2
6 cm2
1
0.1
0.01
0.0001 0.001 0.01
0.1
1
Time (s)
10
100 1000
Figure 28. Thermal fitting model of a single
channel HSD in P2PAK
Tj C1
C2
C3
C4
C5
C6
R1
R2
R3
R4
R5
R6
Pd
T_amb
Pulse calculation formula
THδ = RTH ⋅ δ + ZTHtp(1 – δ)
where δ = tp T
Table 13. Thermal Parameter
Area/island (cm2)
R1 (°C/W)
R2 (°C/W)
R3 ( °C/W)
0.97
6
0.02
0.1
0.22
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)
4
9
37
22
0.0015
0.007
0.015
0.4
2
3
5
16/24

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