Diodes SF20AG - SF20JG - Manual (Page 2)

DS24013 Rev. 3 - 2 2 of 3 SF20AG - SF20JG
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0
0.4
0.8
1.2
1.6
2.0
25 50 75 100 125 150 175 200
I
,
A
V
E
R
A
G
E
F
O
R
W
A
R
D
R
E
C
T
IF
IE
D
(A
V
)
C
U
R
R
E
N
T
(
A
)
T , AMBIENT TEMPERATURE ( °C)
A
Fig. 1 Forward Current Derating Curve
Single phase half-wave
60 Hz resistive or inductive load
0.01
0.1
1.0
10
0.6 0.8 1.0 1.2 1.4
I
,
IN
S
T
A
N
T
A
N
E
O
U
S
F
O
R
W
A
R
D
C
U
R
R
E
N
T
(
A
)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fig. 2 Typical Forward Characteristics
T = 25 °C
j
SF20AG - SF20DG
SF20HG - SF20JG
SF20FG - SF20GG
1
10
100
1 10 100
C
,
T
O
T
A
L
C
A
P
A
C
IT
A
N
C
E
(
p
F
)
T
V , DC REVERSE VOLTAGE (V)
R
Fig. 4 Typical Total Capacitance
T = 25 °C
j
f = 1.0MHz
SF20AG - SF20GG
SF20HG - SF20JG
50V DC
Approx
Oscilloscope
(Note 1)
Pulse
Generator
(Note 2)
Device
Under
Test
t
rr
Set time base for 50/100 ns/cm
+0.5A
0A
-0.25A
-1.0A
Fig. 5 Reverse Recovery Time Characteristic and Test Circuit
(+)
(+)
(-)
(-)
I
,
P
E
A
K
F
O
R
W
A
R
D
S
U
R
G
E
C
U
R
R
E
N
T
(
A
)
F
S
M
0
20
40
60
1 10 100
NUMBER OF CYCLES AT 60 Hz
Fig. 3 Peak Forward Surge Current