IXYS DS2X121-0045B 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
I
FAV
= 2x120 A
V
RRM
= 45 V
V
F
= 0.59 V
45 45 DSS 2x121-0045B
150
TC = 100°C; rectangular, d = 0.5 120
TC = 100°C; rectangular, d = 0.5; per device 240
T
VJ
= 45°C; tp = 10 ms (50 Hz), sine 1600
I
AS
= 28 A; L = 180 µH; TVJ = 25°C; non repetitive 112
VA =1.5 • V
RRM
typ.; f=10 kHz; repetitive 2.8
1000
T
C
= 25°C 310
.
T
VJ
= 25°CVR= V
RRM
120
TVJ = 100°CVR= V
RRM
500
I
F
= 120 A; TVJ = 125°C 0.59
IF = 120 A; TVJ =25°C 0.62
IF = 240 A; TVJ = 125°C 0.97
0.4
0.1
DSS 2x121-0045B
232
© 2002 IXYS All rights reserved
2 - 2
0.0 0.2 0.4 0.6 0.8 1.0
1
10
100
0 1020304050
0.1
1
10
100
1000
10000
04080120
0
10
20
30
40
50
60
70
80
90
100
110
0.001 0.01 0.1 1 10
0.01
0.1
1
0 4 0 80 120 160
0
40
80
120
160
I
F(AV)
T
C
°C
I
F(AV)
t
s
K/W
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)
Z
thJC
V
Single Pulse
DSS2x121-0045B
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
D=0.5
0.25
0.17
DC
50°C
0.33
W
0.08
300
DSS 2x121-0045A
232
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 Note: All curves are per diode
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