Advanced Technical Data
DSSK 40-008B
I
FAV
= 2x20 A
V
RRM
= 80 V
V
F
= 0.57 V
Power Schottky Rectifier
with common cathode
V
RSM
V
80
V
RRM
V
80
Type
A
C
A
TO-247 AD
DSSK 40-008B
A
C
A
C (TAB)
A = Anode, C = Cathode , TAB = Cathode
Symbol
I
FRMS
I
FAV
I
FAV
I
FSM
E
AS
I
AR
(dv/dt)
cr
T
VJ
T
VJM
T
stg
P
tot
M
d
Weight
Conditions
T
C
= 130°C; rectangular, d = 0.5
T
C
= 130°C; rectangular, d = 0.5; per device
T
VJ
= 45°C; t
p
= 10 ms (50 Hz), sine
I
AS
= tbd A; L = 180 µH; T
VJ
= 25°C; non repetitive
V
A
=1.5 • V
RRM
typ.; f=10 kHz; repetitive
Maximum Ratings
70
20
40
500
tbd
tbd
tbd
-55...+150
150
-55...+150
A
A
A
A
mJ
A
V/ms
°C
°C
°C
W
Nm
g
Features
• International standard package
• Very low V
F
• Extremely low switching losses
• Low I
RM
-values
• Epoxy meets UL 94V-0
Applications
• Rectifiers in switch mode power
supplies (SMPS)
• Free wheeling diode in low voltage
converters
T
C
= 25°C
mounting torque
typical
115
0.8...1.2
6
Advantages
• High reliability circuit operation
• Low voltage peaks for reduced
protection circuits
• Low noise switching
• Low losses
Symbol
I
R
V
F
Conditions
T
VJ
= 25°C V
R
= V
RRM
T
VJ
= 100°C V
R
= V
RRM
I
F
= 20 A;
I
F
= 20 A;
I
F
= 40 A;
T
VJ
= 125°C
T
VJ
= 25°C
T
VJ
= 125 °C
Characteristic Values
typ.
max.
20
150
0.57
0.62
0.67
1.1
0.25
mA
mA
V
V
V
K/W
K/W
Dimensions see outlines.pdf
R
thJC
R
thCH
Pulse test:
Pulse Width = 5 ms, Duty Cycle < 2.0 %
Data according to IEC 60747 and per diode unless otherwise specified
IXYS reserves the right to change limits, Conditions and dimensions.
232
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1-1
IXYS [ IXYS CORPORATION ]
