Diodes SBR20A45CTFP - Manual (Page 3)

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SBR20A45
Document number: DS30964 Rev. 7 - 2
3 of 5
www.diodes.com
August 2012
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SBR20A45CT
SBR20A45CTFP
0
1
2
3
4
5
6
7
8
0 5 10 15 20
Figure 1 Forward Power Dissipation
I , AVERAGE FORWARD CURRENT (A)
F(AV)
P
,
P
O
WE
R
DI
SSI
P
A
T
IO
N (
W
)
D
T = +150°C
A
0 0.1 0.2 0.3 0.4 0.5
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Figure 2 Typical Forward Characteristics
F
0.1
1
10
100
I,
I
N
S
T
AN
T
ANE
O
U
S
F
O
R
WA
R
D
C
U
R
R
EN
T
(A
)
F
0.01
T = +25 C
A
°
T = +85 C
A
°
T = +150 C
A
°
T = +125 C
A
°
1
10
100
1,000
10,000
100,000
0 5 10 15 20 25 30 35 40 45
Figure 3 Typical Reverse Characteristics
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
I
, I
N
S
T
ANT
A
NEO
U
S
REVE
RSE CUR
RENT (
µ
A)
R
T = +25 C
A
°
T = +85 C
A
°
T = +125 C
A
°
T = +150 C
A
°
Figure 4 Forward Current Derating Curve
25 50 75 100 125
T , AMBIENT TEMPERATURE ( C)
A
°
150
0
2
4
6
8
10
12
I,
A
V
E
R
A
G
E
F
O
R
WA
R
D
C
U
R
R
E
N
T
(A
)
F(A
V
)
0 5 10 15 20 25 30 35 40 45 50
0
25
50
75
100
125
150
175
T
,DE
R
A
T
E
D
AM
BI
E
N
T
T
EM
P
E
R
A
T
U
R
E (
C
)
A
°
Figure 5 Operating Temperature Derating
V , DC REVERSE VOLTAGE (V)
R