Manual

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Document Number: 93117
4 Revision: 30-Jul-08
VSUD400CW60
Vishay High Power Products
FRED Pt
TM
Ultrafast Soft Recovery Diode,
400 A
Fig. 6 - Typical Reverse Recovery Charge vs. dI
F
/dt
(Per Leg)
Fig. 7 - Typical Reverse Recovery Current vs. dI
F
/dt
(Per Leg)
Fig. 8 - Reverse Recovery Parameter Test Circuit
di
f
/ dt - (A/µs)
Q
RR
(nC)
0
2000
4000
6000
8000
100 200 300 400 500
If = 200A
Vrr = 200V
Tj = 25˚C
Tj = 150˚C
di
f
/ dt - (A/µs)
I
RR
(A)
0
10
20
30
40
100 200 300 400 500
If = 200A
Vrr = 200V
Tj = 25˚C
Tj = 150˚C
IRFP250
D.U.T.
L = 70 µH
V
R
= 200 V
0.01 Ω
G
D
S
dI
F
/dt
adjust