©2002 Fairchild Semiconductor Corporation FGH20N6S2D / FGP20N6S2D / FGB20N6S2D Rev. A1
FGH20N6S2D / FGP20N6S2D / FGB20N6S2D
Figure 19. Diode Forward Current vs Forward
Voltage Drop
Figure 20. Recovery Times vs Forward Current
Figure 21. Recovery Times vs Rate of Change of
Current
Figure 22. Stored Charge vs Rate of Change of
Current
Figure 23. Reverse Recovery Softness Factor vs
Rate of Change of Current
Figure 24. Maximum Reverse Recovery Current vs
Rate of Change of Current
Typical Performance Curves (Continued)
0.5 1.0 1.5 2.5
I
EC
, FORWARD CURRENT (A)
V
EC
, FORWARD VOLTAGE (V)
02.0
0
2
25
o
C
125
o
C
14
8
PULSE DURATION = 250µs
DUTY CYCLE < 0.5%,
3.0
4
6
12
10
200
100
0
t
rr
, REVERSE RECOVERY TIMES (ns)
I
EC
, FORWARD CURRENT (A)
01442
125
o
C t
a
125
o
C t
b
, t
rr
128106
dI
EC
/dt = 200A/µs, V
CE
= 390V
50
150
250
25
o
C t
b
, t
rr
25
o
t
a
25
o
C t
b
I
EC
= 7A, V
CE
= 390V
t
a
, t
b
, REVERSE RECOVERY TIMES (ns)
dI
EC
/dt, RATE OF CHANGE OF CURRENT (A/
µ
s)
40
0
60
80
100
160
20
1000200 300 600400 500
125
o
C t
b
125
o
C t
a
25
o
C t
a
140
120
700 800 900
250
200
150
100
Q
rr
, REVERSE RECOVERY CHARGE (nC)
dI
EC
/dt, RATE OF CHANGE OF CURRENT (A/
µ
s)
300
500
125
o
C, I
EC
= 7A
125
o
C, I
EC
= 3.5A
25
o
C, I
EC
= 3.5A
25
o
C, I
EC
= 7A
V
CE
= 390V
350
1000200 300 600400 500 700 800 900
450
400
dI
EC
/dt, CURRENT RATE OF CHANGE (A/
µ
s)
3.0
5.0
4.5
6.0
5.5
I
EC
= 3.5A
S, REVERSE RECOVERY SOFTNESS FACTOR
4.0
3.5
1000200 300 600400 500 700 800 900
I
EC
= 7A
V
CE
= 390V, T
J
= 125°C
dI
EC
/dt, CURRENT RATE OF CHANGE (A/
µ
s)
3
5
4
10
6
I
EC
= 7A
I
EC
= 3.5A
IRRM, MAX REVERSE RECOVERY CURRENT (A)
7
V
CE
= 390V, T
J
= 125°C
9
8
1000200 300 600400 500 700 800 900