DCR1675SA
CURVES
5000 Measured under pulse conditions
Tj = 125˚C
4000
3000
10000
8000
6000
d.c.
Half wave
3 phase
6 phase
2000
4000
1000
2000
0
0.5
1.0
1.5
2.0
Instantaneous on-state voltage, VT - (V)
Fig.2 Maximum (limit) on-state characteristics
VTM Equation:-
VTM = A + Bln (IT) + C.IT+D.√IT
Where
A = 0.8497627
B = –0.03614853
C = 5.286579 x 10–5
D = 0.01334724
these values are valid for Tj = 125˚C for IT 500A to 5000A
0
0
1000
2000
3000
4000
5000
Mean on-state current, IT(AV) - (A)
Fig.3 Dissipation curves
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