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| 70-W624N3A1K2SC-L400FP Datasheet, PDF (10/28 Pages) Vincotech – 2400V NPC-topology | |||
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70-W624N3A1K2SC-L400FP
datasheet
Figure 12
IGBT transient thermal impedance
as a function of pulse width
Z th(j-s) = f(t p)
100
Buck T1, T4 / D5, D6
Buck IGBT and Buck FWD
IGBT
Figure 13
FWD transient thermal impedance
as a function of pulse width
Z th(j-s) = f(t p)
100
FWD
10-1
10-1
D = 0,5
10-2
0,2
0,1
0,05
0,02
0,01
0,005
0.000
10-3
10-5
10-4
10-3
10-2
10-1
100 t p (s)
101
At
D=
tp / T
IGBT thermal model values with phase-change material
R th(j-s) = 0,038
K/W
R thJC =
0,030
K/W
IGBT thermal model values
With phase change material
R (K/W) Tau (s)
0,0156 2,305
0,007 0,315
0,008 0,064
0,005 0,019
0,001 0,002
0,001 0,001
D = 0,5
10-2
0,2
0,1
0,05
0,02
0,01
0,005
0.000
10-3
10-5
10-4
10-3
10-2
10-1
100
t p (s) 1011
At
D=
tp / T
FWD thermal model values with phase-change material
R th(j-s) = 0,064
K/W
R thJC =
0,050
K/W
FWD thermal model values
With phase change material
R (K/W) Tau (s)
0,015 1,696
0,024 0,127
0,017 0,025
0,005 0,002
0,003 0,000
Figure 14
Power dissipation as a
function of heatsink temperature
P tot = f(T h)
5000
4000
3000
2000
1000
0
0
50
100
At
Tj =
175
°C
IGBT
150
T h ( o C)
200
Figure 15
Collector current as a
function of heatsink temperature
I C = f(T h)
1400
1200
1000
800
600
400
200
0
0
50
100
At
Tj =
175
°C
V GE =
15
V
IGBT
150
T h ( o C)
200
copyright Vincotech
10
08 Dec. 2015 / Revision 1
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