DCR1575SY
CURVES
8000
Measured under pulse conditions
Tj = 125˚C
Min.
Max.
6000
4000
2000
5000
4000
3000
2000
1000
6 phase 3 phase Halfwave
d.c.
0
0
0.0
1.0
2.0
3.0
0
Instantaneous on-state voltage, VT - (V)
1000
2000
Mean on-state current, IT(AV) - (A)
3000
Fig.2 Maximum (limit) on-state characteristics
Fig.3 Dissipation curves
VTM Equation:-
VTM = A + Bln (IT) + C.IT+D.√IT
Where
A = 1.659647
B = –0.2206499
C = 7.427997 x 10–5
D = 0.02837417
these values are valid for Tj = 125˚C for IT 500A to 7600A
5/8
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