SBR40U300CTB
Document number: DS31400 Rev. 5 - 2
2 of 4
www.diodes.com
July 2011
© Diodes Incorporated
SBR40U300CTB
SBR is a registered trademark of Diodes Incorporated.
Maximum Ratings (Per Leg) @T
A
= 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
V
RRM
V
RWM
V
RM
300 V
Average Rectified Output Current
Per Leg
Total
I
O
20
40
A
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
I
FSM
200 A
Thermal Characteristics (Per Leg)
Characteristic Symbol Value Unit
Typical Thermal Resistance
Thermal Resistance Junction to Case (Note 4)
R
θJC
2
°C/W
Operating and Storage Temperature Range
T
J
, T
STG
-65 to +175 ºC
Electrical Characteristics (Per Leg) @T
A
= 25°C unless otherwise specified
Characteristic Symbol Min Typ Max Unit Test Condition
Forward Voltage Drop (per leg)
V
F
-
0.87
-
0.92
0.81
V
I
F
= 20A, T
J
= 25ºC
I
F
= 20A, T
J
= 125ºC
Leakage Current (Note 5)
I
R
-
-
-
100
50
μA
mA
V
R
= 300V, T
J
= 25ºC
V
R
= 300V, T
J
= 125ºC
Reverse Recovery Time
t
rr
- 32 50
ns
I
F
= 0.5A, I
R
= 1A, I
RR
= 0.25A
- 26 35
I
F
= 1A, V
R
= 30V,
di/dt = 100A/μs, T
J
= 25ºC
Notes: 4. FR-4 PCB, 2 oz. Copper, minimum recommended pad layout per http://www.diodes.com/datasheets/ap02001.pdf
5. 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
AN
ANE
S
WA
D
EN
(A)
F
0.001
T = 25C
A
°
T = 85C
A
°
T = 125C
A
°
T = 150C
A
°
T = 175C
A
°
0.1
1
10
100
1,000
I, INS
AN
ANE
S
EVE
SE
EN
(A)
R
µ
Fig. 2 Typical Reverse Characteristics
0 50 100 150 200 250 300
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
T = 25C
A
°
T = 85C
A
°
T = 125C
A
°
T = 175C
A
°
T = 150C
A
°
