Instruction Manual

SBR and POWERDI are registered trademarks of Diodes Incorporated.
SBR1045SP5
Document number: DS31370 Rev. 9 - 2
3 of 5
www.diodes.com
December 2012
© Diodes Incorporated
SBR1045SP5
Fig. 1 Forward Power Dissipation
I , AVERAGE FORWARD CURRENT (A)
F(AV)
P
,
P
O
WE
R
DISSI
P
A
T
I
O
N
(W)
D
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
0246
Fig. 2 Typical Forward Characteristics
0.0001
0.001
0.01
0.1
1
10
V , INSTANTANEOUS FORWARD VOLTAGE (mV)
F
I , INSTANTANEOUS FORWARD CURRENT (A)
F
0 200 400 600
T = -55°C
A
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A
100 300 500
Fig. 3 Typical Reverse Characteristics
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
I , INSTANTANEOUS REVERSE CURRENT (uA)
R
0.1
1
10
100
1,000
10,000
100,000
0 5 10 15 20 25 30
35 40 45
T = -55°C
A
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A
C , TOTAL CAPACITANCE (pF)
T
Fig. 4 Total Capacitance vs. Reverse Voltage
0.1 1 10 100
V , DC REVERSE VOLTAGE (V)
R
100
1,000
10,000
f = 1MHz
Fig. 5 Forward Current Derating Curve
0
2
4
6
8
10
1
2
25 50 75 100 125 150
T , AMBIENT TEMPERATURE (°C)
A
I , AVERAGE FORWARD CURRENT (A)
F
Note 4
175
Note 5
Based on Lead Temp (T )
L
Fig. 6 Pulse Derating Curve
0
20
40
60
80
100
120
0 50 75 100 125 150
T , JUNCTION TEMPERATURE (°C)
J
P , AVALANCHE PEAK PULSE POWER
DERATING IN PERCENTAGE (%)
ARM
17525