Sbr8u20sp5q, Maximum ratings, Thermal characteristics – Diodes SBR8U20SP5Q User Manual
Page 2: Electrical characteristics
SBR8U20SP5Q
SBR and POWERDI are registered trademarks of Diodes Incorporated
.
SBR8U20SP5
Document number: DS36325 Rev.1 - 2
2 of 4
June 2013
© 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
20 V
Average Rectified Output Current
I
O
8 A
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
I
FSM
180 A
Non-Repetitive Avalanche Energy
(T
J
= +25°C, I
AS
= 6A, L = 10mH)
E
AS
146 mJ
Repetitive Peak Avalanche Energy (1µs, +25°C)
P
ARM
1000 W
Thermal Characteristics
Characteristic Symbol
Value
Unit
Typical Thermal Resistance Junction to Ambient (Note 5)
R
θJA
102 °C/W
Typical Thermal Resistance Junction to Lead
R
θJL
60
°C/W
Operating and Storage Temperature Range
T
J,
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
V
F
-
-
0.41
0.33
0.51
-
V
I
F
= 8A, T
J
= +25°C
I
F
= 8A, T
J
= +125°C
Leakage Current (Note 5)
I
R
-
-
0.04
0.1
0.2
0.3
mA
V
R
= 4V, T
J
= +25°C
V
R
= 20V, T
J
= +25°C
Total Capacitance
C
T
-
360
-
pf
Vr= 20V, F= 1MHz
Notes:
3. FR-4 PCB, 2oz. Copper, minimum recommended pad layout per
4. Polymide PCB, 2oz. Copper. Cathode pad dimensions 18.8mm x 14.4mm. Anode pad dimensions 5.6mm x 14.4mm.
5. Short duration pulse test used to minimize self-heating effect.
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
0
2
4
6
8
10
Fig. 1 Forward Power Dissipation
I
, AVERAGE FORWARD CURRENT (A)
F(AV)
P
,
P
O
WE
R
DISS
IP
A
T
IO
N (
W
)
D
T = 175°C
A
0.01
0
100
200
300
400
500
0.1
1
10
Fig. 2 Typical Forward Characteristics
V , INSTANTANEOUS FORWARD VOLTAGE (mV)
F
I
, I
N
ST
ANT
A
NE
O
U
S F
O
RW
ARD
CURRENT
(
A
)
F
T = 25°C
A
T = 85°C
A
T = 125°C
A
T = 150°C
A