Diodes SBR30A45CTBQ - Manual (Page 2)

SBR30A45CTBQ
Document number: DS36348 Rev. 1 - 2
2 of 5
www.diodes.com
July 2013
© Diodes Incorporated
SBR30A45CTBQ
SBR is a registered trademark of Diodes Incorporated.
Maximum Ratings
(@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
45 V
Average Rectified Output Current I
O
30 A
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
I
FSM
175 A
Non-Repetitive Avalanche Energy
(T
J
= +25°C, I
AS
= 12.0A, L = 10mH)
E
AS
135 mJ
Repetitive Peak Avalanche Power
(1µs, 25°C)
P
ARM
6900 W
Thermal Characteristics
Characteristic Symbol Value Unit
Typical Thermal Resistance (per leg)
Thermal Resistance Junction to Case (Note 5)
Thermal Resistance Junction to Ambient (Note 5) 
R
ΘJC
R
ΘJA

1.5
16
°C/W
Operating and Storage Temperature Range T
J
, T
STG
-55 to +150 °C
Electrical Characteristics
(@T
A
= +25°C, unless otherwise specified.)
Characteristic Symbol Min Typ Max Unit Test Condition
Forward Voltage Drop (per leg) V
F

 0.48
0.43 0.55

V
I
F
= 15A, T
J
= +25°C
I
F
= 15A, T
J
= +125°C
Leakage Current (Note 6) I
R

 0.26
65
0.5

mA
V
R
= 45V, T
J
= +25°C
V
R
= 45V, T
J
= +125°C
Notes: 5. Polymide PCB 2 oz. Copper, minimum recommended pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be
found on our website at http://www.diodes.com.
6. Short duration pulse test used to minimize self-heating effect.
Note: 7. Polymide PCB 2 oz. Copper, minimum recommended pad.
0
1
2
3
4
5
6
7
8
9
0 5 10 15 20
I , AVERAGE FORWARD CURRENT(A)
Figure 1 Forward Power Dissipation
F(AV)
P
, P
O
WE
R
DIS
S
IP
A
T
IO
N
(W)
D
T = +150°C
J
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Figure 2 Typical Forward Characteristics
F
0.001
0.01
0.1
1
10
100
0 200 400 600 800
I
, IN
S
TAN
TANE
O
U
S
F
O
R
WA
R
D
C
U
R
R
EN
T
(A
)
F
T = 150
A
°C
T = -55
A
°C
T = 25
A
°C
T = 125
A
°C
T = 85
A
°C