SBR30A45CTB
Document number: DS31527 Rev. 7 - 2
2 of 4
www.diodes.com
July 2011
? Diodes Incorporated
SBR30A45CTB
SBR is a registered trademark of Diodes Incorporated.
Maximum Ratings
@TA
= 25°C unless otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.
Characteristic Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VRM
45 V
Average Rectified Output Current @ TC
= 150oC
IO
30 A
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
IFSM
175 A
Repetitive Peak Avalanche Power
(1μs, 25oC)
PARM
8000 W
Thermal Characteristics
Characteristic Symbol Value Unit
Maximum Thermal Resistance (per leg)
Thermal Resistance Junction to Case
Thermal Resistance Junction to Ambient (Note 4)
RθJC
RθJA
1.5
16
°C/W
Operating and Storage Temperature Range
TJ, TSTG
-65 to +150 oC
Electrical Characteristics
@TA
= 25°C unless otherwise specified
Characteristic Symbol Min Typ Max Unit Test Condition
Forward Voltage Drop (per leg)
VF
-
-
-
-
0.55
0.52
V
IF
= 15A, T
J
= 25oC
IF
= 15A, T
J
= 125oC
Leakage Current (Note 5)
IR
-
-
-
-
0.5
100
mA
VR
= 45V, T
J
= 25oC
VR
= 45V, T
J
= 125oC
Notes: 4. Device mounted on additional heatsink, (Black Aluminum, 50mm x 37mm x 15mm)
5. Short duration pulse test used to minimize self-heating effect.
0 100 200 300 400 500 600 700
Fig.1 Typical Forward Characteristics
V , INSTANTANEOUS FORWARD VOLTAGE (mV)F
0.0001
0.001
0.01
0.1
1
10
100
I, I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
WA
R
D
C
U
R
R
E
N
T
(A)
F
T = -55°CA
T = 25°CA
T = 125°CA
T = 150°CA
T = 85°CA
0.1
0 5 10 15 20 25 30 35 40 45
1
10
100
1,000
10,000
100,000
Fig. 2 Typical Reverse Characteristics
V , INSTANTANEOUS REVERSE VOLTAGE (V)R
I , INSTANTANEOUS REVERSE CURRENT (uA)
R
T = -55°CA
T = 25°CA
T = 85°CA
T = 125°CA
T = 150°CA
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