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VN750SMP-E データシートの表示(PDF) - STMicroelectronics

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VN750SMP-E
ST-Microelectronics
STMicroelectronics ST-Microelectronics
VN750SMP-E Datasheet PDF : 27 Pages
First Prev 21 22 23 24 25 26 27
VN750SMP-E
Package and PCB thermal data
Figure 29. SO-8 thermal impedance junction ambient single pulse
ZTH (°C/W)
1000
100
10
0.5 cm2
2 cm2
1
0.1
0.01
0.0001 0.001 0.01 0.1
1
10
Time (s)
Equation 1: pulse calculation formula
ZTHδ = RTH ⋅ δ + ZTHtp(1 δ)
where δ = tP/T
Figure 30. SO-8 thermal fitting model of a single channel
100 1000
Table 16. SO-8 thermal parameter
Area/island (cm2)
0.5
R1 (°C/W)
0.05
R2 (°C/W)
0.8
R3 (°C/W)
3.5
Doc ID 16812 Rev 1
2
21/27

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