C&H Technology HFA280NJ60CPbF - Manual (Page 5)

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4 Revision: 01-Aug-08
HFA280NJ60CPbF
Vishay High Power Products HEXFRED ®
Ultrafast Soft Recovery
Diode, 280 A
Fig. 5 - Typical Reverse Recovery Time vs. dI
F
/dt (Per Leg)
Fig. 6 - Typical Recovery Current vs. dI
F
/dt (Per Leg)
Fig. 7 - Typical Stored Charge vs. dI
F
/dt (Per Leg)
Fig. 8 - Typical dI
(rec)M
/dt vs. dI
F
/dt (Per Leg)
Fig. 9 - Maximum Thermal Impedance Z
thJC
Characteristics (Per Leg)
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
= 140 A
I
F
= 50 A
200
300
70
60
0
100 1000
dI
F
/dt (A/µs)
I RRM
(A) 40
I
F
= 200 A
I
F
= 140 A
I
F
= 50 A
T
J
= 125 °C
T
J
= 25 °C
20
50
30
10
4000
100 1000
dI
F
/dt (A/µs)
Q
rr
(nC)
T
J
= 125 °C
T
J
= 25 °C
2000
1000
3000
0
5000
I
F
= 200 A
I
F
= 140 A
I
F
= 50 A
1000
100
100 1000
dI
F
/dt (A/µs)
dI
(rec)M
/dt (A/µs)
10 000
T
J
= 125 °C
T
J
= 25 °C
200 A
140 A
50 A
0.01
0.1
1
0.00001 0.0001 0.001 0.01 0.1 1
t
1
- Rectangular Pulse Duration (s)
Z
thJC
- Thermal Response
Single pulse
(thermal response)
0.001
D = 0.50
D = 0.33
D = 0.25
D = 0.17
D = 0.08
10