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SBR40U300CT
Document number: DS31199 Rev. 5 - 2
2 of 4
www.diodes.com
October 2010
? Diodes Incorporated
SBR40U300CT
SBR is a registered trademark of Diodes Incorporated.
Maximum Ratings (Per Leg)
@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
300 V
Average Rectified Output Current Per Device (Per Leg)
(Total)
IO
20
40
A
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
IFSM
235 A
Thermal Characteristics (Per Leg)
Characteristic Symbol Value Unit
Typical Thermal Resistance
RθJA
52 oC/W
Operating and Storage Temperature Range
TJ, TSTG
-65 to +175
oC
Electrical Characteristics (Per Leg)
@TA
= 25°C unless otherwise specified
Characteristic Symbol Min Typ Max Unit Test Condition
Forward Voltage Drop
VF
-
0.84
0.73
0.89
0.78
V
IF
= 20A, T
J
= 25oC
IF
= 20A, T
J
= 125oC
Leakage Current (Note 1)
IR
-
-
-
100
10
μA
mA
VR
= 300V, T
J
= 25oC
VR
= 300V, T
J
= 125oC
Reverse Recovery Time
trr
- 32 50
- 26 35 ns
IF
= 0.5A, I
R
= 1A, I
RR
= 0.25A
IF
= 1A, V
R
= 30V
di/dt = 100A/μs, TJ
= 25oC
Notes: 4. Short duration pulse test used
to minimize self-heating effect.
Fig.1 Typical Forward Characteristics
0 0.2 0.4 0.6 0.8 1 1.2
V , INSTANTANEOUS FORWARD VOLTAGE (V)F
0.0001
0.01
0.1
1
10
100
I, INS
T
AN
T
ANE
O
U
S
F
O
R
WA
R
D
C
U
R
R
EN
T
(A)
F
0.001
T = 25CA
°
T = 85CA
°
T = 125CA
°
T = 150CA
°
T = 175CA
°
0.1
1
10
100
1,000
I, INS
T
AN
T
ANE
O
U
S
R
EVE
R
SE
C
U
R
R
EN
T
(A)
R
μ
Fig. 2 Typical Reverse Characteristics
0 50 100 150 200 250 300
V , INSTANTANEOUS REVERSE VOLTAGE (V)R
T = 25CA
°
T = 85CA
°
T = 125CA
°
T = 175CA
°
T = 150CA
°
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