RD33FG
CURVES
3000
T
j
= 200˚C
2500
Instantaneous forward current, I
F
- (A)
Mean power dissipation - (W)
4000
dc
1/2 wave
3 phase
6 phase
3000
2000
1500
2000
1000
1000
500
0
0.5
0
0.55
0.6
0.65
0.7
0.75
0.8
0.85
0.9
0
500
Instantaneous forward voltage, V
F
- (V)
1000 1500 2000 2500 3000
Mean forward current, I
F(AV)
- (A)
3500
4000
Fig. 2 Maximum (limit) forward characteristics
Fig. 3 Power dissipation
1000
I
F
Q
S
Max. Q
S
1000
Reverse recovery current I
RR
- (A)
Stored charge Q
S
- (µC)
dI/dt
I
RM
100
100
Max. I
RR
Conditions:
T
j
= 200˚C
V
R
= 100V
I
F
= 2000A
10
0.1
1.0
10
10
100
Rate of decay of forward current, dI
F
/dt - (A/µs)
Fig. 4 Maximum stored charge and reverse recovery current vs dI/dt
4/7
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