IXYS DS2X81-0045B Datasheet
© 2002 IXYS All rights reserved
1 - 2
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.
Power Schottky Rectifier
Features
• International standard package
miniBLOC
• Isolation voltage 2500 V~
• UL registered E 72873
• 2 independent Schottky diodes in
1 package
• Very low V
F
• Extremely low switching losses
• Low IRM-values
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
miniBLOC, SOT-227 B
V
RSM
V
RRM
Type
V V
Symbol Conditions Maximum Ratings
I
FRMS
A
I
FAVM
A
I
FAVM
A
I
FSM
A
E
AS
mJ
I
AR
A
(dv/dt)
cr
V/ms
T
VJ
-40...+150 °C
T
VJM
150 °C
T
stg
-40...+150 °C
P
tot
W
V
ISOL
50/60 Hz, RMS 2500 V~
I
ISOL
£ 1 mA
M
d
mounting torque (M4) 1.1-1.5/9-13 Nm/lb.in.
terminal connection torque (M4) 1.1-1.5/9-13 Nm/lb.in.
Weight typical 30 g
Symbol Conditions Characteristic Values
typ. max.
I
R
mA
mA
V
F
V
V
V
R
thJC
K/W
R
thCH
K/W
45 45 DSS 2x81-0045B
100
TC = 75°C; rectangular, d = 0.5 80
TC = 75°C; rectangular, d = 0.5; per device 160
T
VJ
= 45°C; tp = 10 ms (50 Hz), sine 800
I
AS
= 20 A; L = 180 µH; TVJ = 25°C; non repetitive 57
VA =1.5 • V
RRM
typ.; f=10 kHz; repetitive 2
1000
T
C
= 25°C 150
T
VJ
= 25°CVR= V
RRM
60
TVJ = 100°CVR= V
RRM
250
I
F
= 80 A; TVJ = 125°C 0.64
IF = 80 A; TVJ =25°C 0.66
IF = 160 A; TVJ = 125°C 1.07
0.8
0.1
I
FAV
= 2x80 A
V
RRM
= 45 V
V
F
= 0.64 V
232
DSS 2x81-0045B
© 2002 IXYS All rights reserved
2 - 2
0.00.20.40.60.8
1
10
100
0 1020304050
0.1
1
10
100
1000
10000
0 20406080
0
10
20
30
40
50
60
70
80
0.001 0.01 0.1 1 10
0.1
1
0 40 80 120 160
0
20
40
60
80
100
120
I
F(AV)
T
C
°C
I
F(AV)
t
s
K/W
10 100 1000 10000
100
1000
10000
I
FSM
t
P
A
0 10203040
100
1000
10000
C
T
I
R
I
F
A
V
F
V
R
V
R
V
pF
V
mA
A
P
(AV)
W
Z
thJC
V
Single Pulse
0.05
DSS2x81-0045B
A
µs
TVJ=150°C
125°C
100°C
75°C
25°C
T
VJ
=
150°C
125°C
25°C
TVJ= 25°C
d=0.5
d =
DC
0.5
0.33
0.25
0.17
0.08
0.08
D=0.5
0.25
0.17
DC
50°C
0.33
Fig. 3 Typ. junction capacitance C
T
versus reverse voltage V
R
Fig. 2 Typ. value of reverse current I
R
versus reverse voltage V
R
Fig. 1 Maximum forward voltage
drop characteristics
Fig. 4 Average forward current I
F(AV)
versus case temperature T
C
Fig. 5 Forward power loss
characteristics
Fig. 6 Transient thermal impedance junction to case at various duty cycles
232
DSS 2x81-0045B
Note: All curves are per diode
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