User guide

Document Number: 94072 For technical questions, contact: [e-mail]
www.vishay.com
Revision: 01-Aug-08 3
HFA320NJ40CPbF
HEXFRED
®
Ultrafast Soft Recovery
Diode, 320 A
Vishay High Power Products
Fig. 1 - Maximum Forward Voltage Drop vs.
Instantaneous Forward Current (Per Leg)
Fig. 2 - Typical Reverse Current vs.
Reverse Voltage (Per Leg)
Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage
(Per Leg)
Fig. 4 - Maximum Allowable Case Temperature vs. DC
Forward Current (Per Leg)
Fig. 5 - Typical Reverse Recovery Time vs. dI
F
/dt (Per Leg)
Fig. 6 - Typical Recovery Current vs. dI
F
/dt (Per Leg)
1
10
T
J
= 150 °C
T
J
= 125 °C
T
J
= 25 °C
0.2 1.80.8
V
FM
- Forward Voltage Drop (V)
I
F
- Instantaneous Forward Current (A)
100
0.4 1.4
1000
0.6 1.0 1.61.2
100
1
10
100
V
R
- Reverse Voltage (V)
I
R
- Reverse Current (µA)
200
400
1000
T
J
= 150 °C
T
J
= 125 °C
T
J
= 25 °C
10 000
300
0.1
1000
10 000
1 10 100 1000
100
V
R
- Reverse Voltage (V)
C
T
- Junction Capacitance (pF)
T
J
= 25 °C
80
160
0 100 300 500
0
I
F(AV)
- DC Forward Current (A)
Maximum Allowable
Case Temperature (°C)
DC
140
120
100
60
40
20
200 400
250
0
100
1000
dI
F
/dt (A/µs)
t
rr
(ns)
50
T
J
= 125 °C
T
J
= 25 °C
150
100
I
F
= 200 A
I
F
= 160 A
I
F
= 70 A
200
300
350
400
70
60
0
100
1000
dI
F
/dt (A/µs)
I
RRM
(A)
40
I
F
= 200 A
I
F
= 160 A
I
F
= 70 A
T
J
= 125 °C
T
J
= 25 °C
20
50
30
10
80