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VN920D-B5 Datasheet, PDF (16/22 Pages) STMicroelectronics – HIGH SIDE DRIVER
VN920D-B5 / VN920DSO
SO-16L Thermal Impedance Junction Ambient Single Pulse
ZTH (°C/W)
100
10
Footprint
6 cm2
1
0.1
0.01
0.0001 0.001
0.01
0.1
1
Time (s)
10
100 1000
Thermal fitting model of a single channel HSD
in SO-16L
Pulse calculation formula
ZTHδ = RTH ⋅ δ + ZTHtp(1 – δ)
where δ = tp ⁄ T
Thermal Parameter
Tj C1
C2
C3
C4
C5
C6
R1
R2
R3
R4
R5
R6
Pd
T_amb
Area/island (cm2)
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)
Footprint
6
0.02
0.1
2.2
12
15
35
20
0.0015
7.00E-03
1.50E-02
0.14
1
5
8
16/22