Diodes SBR8A45SP5 - Manual (Page 3)

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SBR8A45SP5
Document number: DS32081 Rev. 5 - 2
3 of 5
www.diodes.com
October 2012
© Diodes Incorporated
SBR8A45SP5
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
0 2 4 6 8 10
Fig. 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 = 175°C
A
0 200 400 600
1
10
100
I,
I
N
S
T
AN
T
AN
E
O
U
S
F
O
R
WA
R
D
C
U
R
R
EN
T
(A
)
F
0.1
0.01
0.001
0.0001
V , INSTANTANEOUS FORWARD VOLTAGE (mV)
Fig. 2 Typical Forward Characteristics
F
0 5 10 15 20 25 30 35 40 45
Fig. 3 Typical Reverse Characteristics
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
10
100
1,000
10,000
100,000
I,
I
N
S
T
AN
T
ANE
O
U
S
R
EV
E
R
SE
C
U
R
R
EN
T
(µ
A
)
R
T = 25 C
A
°
T = 85 C
A
°
T = 125 C
A
°
T = 150 C
A
°
Fig. 4 Total Capacitance vs. Reverse Voltage
0.1 1 10 100
V , DC REVERSE VOLTAGE (V)
R
C
, T
O
T
A
L
C
A
P
A
CIT
A
NCE
(
p
F
)
T
100
1,000
10,000
f = 1MHz
0
25
50
75
100
125
150
175
200
0 4.5 9 13.5 18 27 31.5 36 40.5 45
Fig. 5 Operating Temperature Derating
V , DC REVERSE VOLTAGE (V)
R
T
,DERA
TE
D AM
BI
ENT
T
EM
PERA
T
U
R
E
(
C
)
A
°
Fig. 6 Forward Current Derating Curve
0
2
4
6
8
10
12
25 50 75 100 125 150
T , AMBIENT TEMPERATURE (°C)
A
I
,
A
V
E
RAGE F
O
R
W
A
RD CURRE
N
T
(
A
)
F
Note 5
175
Note 6
Based on Lead Temp (T )
L