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IXYS Corporation

DSS25-0045A Datasheet Preview

DSS25-0045A Datasheet

Power Schottky Rectifier

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Power Schottky Rectifier
VRSM
V
www.DataSheet44U5.com
VRRM
V
45
Type
DSS 25-0045A
DSS 25-0045A
IFAV = 25 A
VRRM = 45 V
VF = 0.59 V
TO-220 AC
AC
C
A
C (TAB)
A = Anode, C = Cathode , TAB = Cathode
Symbol
IFRMS
IFAV
IFSM
EAS
IAR
(dv/dt)cr
TVJ
TVJM
Tstg
Ptot
Md
Weight
Symbol
IR 
VF
RthJC
RthCH
Conditions
Maximum Ratings
TC = 155°C; rectangular, d = 0.5
TVJ = 45°C; tp = 10 ms (50 Hz), sine
IAS = 18 A; L = 180 µH; TVJ = 25°C; non repetitive
VA =1.5 • VRRM typ.; f=10 kHz; repetitive
35
25
400
46
1.8
1000
A
A
A
mJ
A
V/ms
-55...+175
175
-55...+150
°C
°C
°C
TC = 25°C
mounting torque
135
0.4...0.6
W
Nm
typical
2g
Conditions
TVJ = 25°C VR = VRRM
TVJ = 125°C VR = VRRM
IF = 25 A;
IF = 25 A;
IF = 50 A;
TVJ = 125°C
TVJ = 25°C
TVJ = 125 °C
Characteristic Values
typ. max.
1 mA
10 mA
0.59 V
0.69 V
0.73 V
1.1 K/W
0.5 K/W
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
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.
© 2002 IXYS All rights reserved
1-2




IXYS Corporation

DSS25-0045A Datasheet Preview

DSS25-0045A Datasheet

Power Schottky Rectifier

No Preview Available !

DSS 25-0045A
100
A
IF
10
www.DataSheet4U.com
TVJ =
175°C
150°C
125°C
25°C
1
0.0 0.2 0.4 0.6 0.8 V 1.0
VF
Fig. 1 Maximum forward voltage
drop characteristics
40
A
35
IF(A3V0)
25
d=0.5 DC
20
15
10
5
0
0 40 80 120 160°C
TC
Fig. 4 Average forward current IF(AV)
versus case temperature TC
100
mA
TVJ=175°C
10
IR
150°C
1 125°C
100°C
0.1
75°C
0.01 50°C
25°C
0.001
0
10 20 30 40 V 50
VR
Fig. 2 Typ. value of reverse current IR
versus reverse voltage VR
25
W
20
P(AV)
15
10
5
d=
DC
0.5
0.33
0.25
0.17
0.08
0
0 5 10 15 20 25 30 35 A
IF(AV)
Fig. 5 Forward power loss
characteristics
10000
pF
CT
1000
100
0
TVJ= 25°C
10 20 30 40 V
VR
Fig. 3 Typ. junction capacitance CT
versus reverse voltage VR
10000
A
IFSM
1000
100
10
100 1000 µs 10000
tP
1
K/W D=0.5
ZthJC
0.33
0.25
0.17
0.1 0.08
Single Pulse
(Thermal Resistance)
0.01
0.0001
0.001
0.01
0.1
DSS 25-0045A
1s
t
10
Fig. 6 Transient thermal impedance junction to case at various duty cycles
Note: All curves are per diode
© 2002 IXYS All rights reserved
2-2


Part Number DSS25-0045A
Description Power Schottky Rectifier
Maker IXYS Corporation
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