HFA120FA60P Vishay Semiconductors, HFA120FA60P Datasheet - Page 5

• Manufacturer Part Number: HFA120FA60P
• Description: HEXFRED? Ultrafast Soft Recovery Diode, 60 A
• Manufacturer: Vishay Semiconductors

Document Number: 94049
Revision: 04-Aug-08
Current
monitor
D.U.T.
(1) dI
(2) I
(3) t
0
L = 100 µH
from zero crossing point of negative
going I
through 0.75 I
extrapolated to zero current.
through zero crossing
RRM
rr
R
I
F
F
- reverse recovery time measured
g
/dt - rate of change of current
= 25 Ω
- peak reverse recovery current
F
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to point where a line passing
Fig. 10 - Reverse Recovery Waveform and Definitions
Fig. 9 - Reverse Recovery Parameter Test Circuit
Fig. 11 - Avalanche Test Circuit and Waveforms
RRM
and 0.50 I
Ultrafast Soft Recovery
(1)
Freewheel
adjust
dI
Diode
F
/dt
dI
High-speed
F
/dt
RRM
switch
HEXFRED
Diode, 60 A
L = 70 µH
G
V
d
t
a
= 50 V
(2)
V
(3)
+
R
= 200 V
I
RRM
t
0.01 Ω
D
rr
S
(4) Q
(5) dI
IRFP250
®
and I
current during t
rr
(rec)M
0.75 I
- area under curve defined by t
RRM
t
D.U.T.
b
/dt - peak rate of change of
RRM
dI
0.5 I
Q
(rec)M
rr
Q
=
RRM
b
Vishay High Power Products
rr
/dt
portion of t
t
(4)
rr
V
x I
(5)
2
R(RATED)
RRM
I
V
L(PK)
(AVAL)
rr
rr
Decay
HFA120FA60P
time
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