D 721 S
60
50
10
I
=
FM
3000A
1000A
9
7
600A
5
4
300A
VFRM
[V]
Eoff
[Ws]
3
2
40
30
20
10
0
100A
1
9
7
5
4
3
2
I
FM
Q
rr
V
FRM
V
-di/dt
I
R(Spr)
V
RM
R
2
3
4
5
6
7
8
9
2
3
4
5
6
7 8 9
0,1
10
100
1000
100
200
300
400
500
600
700 800
di/dt [A/µs]
-di/dt [A/µs]
D 721 S_12
D 721 S_10
Fig. 12
Fig. 13
Turn-off-losses Eoff = f(di/dt)
diodes with VFmax
Application: GTO-freewheeling diode
Parameter:I ; Snubberdiode D 291 S
FM
Peak Forward Recovery Voltage
(typical values)
Parameter: t
vj
tvj = 125°C
tvj = 25°C
t
= 125°C; C = 4 µF für v £ V
S R
vj
RM
= 24 µF für v ³ V
RM
C
S
R
L
= 0,2 µH
S