© 2005 IXYS All rights reserved 1 - 2
IXYS reserves the right to change limits, Conditions and dimensions.
0531
DSSK 40-008B
Symbol Conditions Maximum Ratings
IFRMS 70 A
IFAV TC = 130°C; rectangular, d = 0.5 20 A
IFAV TC = 130°C; rectangular, d = 0.5; per device 40 A
IFSM TVJ = 45°C; tp = 10 ms (50 Hz), sine 500 A
EAS IAS = 20 A; L = 100 µH; TVJ = 25°C; non repetitive 20 mJ
IAR VA = 1.5·VRRM typ.; f = 10 kHz; repetitive 2 A
(dv/dt)cr 1000 V/µs
TVJ -55...+150 °C
TVJM 150 °C
Tstg -55...+150 °C
Ptot TC = 25°C 115 W
Mdmounting torque 0.8...1.2 Nm
Weight typical 6 g
IFAV = 2x20 A
VRRM = 80 V
VF= 0.52 V
VRSM VRRM Type
V V
80 80 DSSK 40-008B
Symbol Conditions Characteristic Values
typ. max.
IR VR= VRRM;T
VJ = 25°C 20 mA
VR= VRRM;T
VJ = 100°C 150 mA
VFIF = 20 A; TVJ = 125°C 0.52 V
IF = 20 A; TVJ = 25°C 0.58 V
IF = 40 A; TVJ = 125°C 0.68 V
RthJC 1.1 K/W
RthCH 0.25 K/W
Pulse test: Pulse Width = 5 ms, Duty Cycle < 2.0%
Data according to IEC 60747 and per diode unless otherwise specified.
Power Schottky Rectifier
with common cathode
TO-247 AD
A = Anode, C = Cathode , TAB = Cathode
A
A
CC (TAB)
Features
• International standard package
• Very low VF
• Extremely low switching losses
• Low IRM-values
• Epoxy meets UL 94V-0
Applications
• Rectifiers in switch mode power
supplies (SMPS)
• Free wheeling diode in low voltage
converters
Advantages
• High reliability circuit operation
• Low voltage peaks for reduced
protection circuits
• Low noise switching
• Low losses
Dimensions see Outlines.pdf
ACA
http://store.iiic.cc/
© 2005 IXYS All rights reserved 2 - 2
IXYS reserves the right to change limits, Conditions and dimensions.
0531
DSSK 40-008B
0.00.20.40.6
1
10
100
0 10203040506070
0.1
1
10
100
1000
0 204060
0
10
20
30
40
50
60
0.0001 0.001 0.01 0.1 1
0.01
0.1
1
04080120160
0
20
40
60
80
IF(AV)
TC
°C
IF(AV)
t
s
K/W
10 100 1000 10000
100
1000
10000
IFSM
tP
A
0 10203040506070
100
1000
10000
CT
IR
IF
A
VFVRVR
V
pF
V
mA
A
P(AV)
W
ZthJC
V
2
A
s
0.08
0.17
DC
0.33
0.25
125°C
25°C
150°C
TVJ =
25°C
50°C
75°C
100°C
125°C
TVJ=150°C
d = 0.5
d =
DC
0.5
0.33
0.25
0.17
0.08
Single Pulse
D = 0.5
TVJ = 25°C
DSSK 40-008B
Fig. 3 Typ. junction capacitance
CT vs. reverse voltage VR
Fig. 2 Typ. value of reverse current
IR vs. reverse voltage VR
Fig. 1 Maximum forward voltage
drop characteristics
Fig. 4 Average forward current IF(AV)
versus case temperature TC
Fig. 5 Forward power loss
characteristics
Fig. 6 Transient thermal impedance junction to case at various duty cycles
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