© 2002 IXYS All rights reserved
1 - 2
Power Schottky Rectifier
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.
AC
CA
TO-220 AC
C (TAB)
A = Anode, C = Cathode , TAB = Cathode
Symbol Conditions Maximum Ratings
IFRMS 35 A
IFAVM TC = 135°C; rectangular, d = 0.5 20 A
IFSM
TVJ = 45°C; tp = 10 ms (50 Hz), sine 300 A
EAS IAS = tbd A; L = 180 µH; TVJ = 25°C; non repetitive tbd mJ
IAR VA =1.5 • VRRM typ.; f=10 kHz; repetitive tbd A
(dv/dt)cr tbd V/ms
TVJ -55...+150 °C
TVJM 150 °C
Tstg -55...+150 °C
Ptot TC = 25°C90W
Mdmounting torque 0.4...0.6 Nm
Weight typical 2 g
IFAV = 20 A
VRRM = 15 V
VF= 0.33 V
DSS 20-0015B
232
VRSM VRRM Type
V V
15 15 DSS 20-0015B
Symbol Conditions Characteristic Values
typ. max.
IR TVJ = 25°C VR= VRRM 10 mA
TVJ = 100°C VR= VRRM 200 mA
VFIF = 20 A; TVJ = 125°C 0.33 V
IF = 20 A; TVJ = 25°C 0.45 V
IF = 40 A; TVJ = 125°C 0.43 V
RthJC 1.4 K/W
RthCH 0.5 K/W
Preliminary Data
© 2002 IXYS All rights reserved
2 - 2
0.00.20.40.6
1
10
100
02468101214
0.1
1
10
100
1000
515250102030
0
2
4
6
8
10
12
14
0.0001 0.001 0.01 0.1 1 10
0.01
0.1
1
0 40 80 120 160
0
10
20
30
40
IF(AV)
TC
°CIF(AV)
t
s
K/W
10 100 1000 10000
100
1000
10000
IFSM
tP
A
02468101214
100
1000
10000
CT
IR
IF
A
VFVRVR
V
pF
V
mA
A
P(AV)
W
ZthJC
V
Single Pulse
2
DSS 20-0015B
A
µs
TVJ=150°C
125°C
100°C
75°C
25°C
TVJ =
150°C
125°C
25°C
TVJ= 2 5°C
d=0.5
d =
DC
0.5
0.33
0.25
0.17
0.08
0.08
D=0.5
0.17
DC
50°C
0.33
0.25
Fig. 3 Typ. junction capacitance CT
versus reverse voltage VR
Fig. 2 Typ. value of reverse current IR
versus 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
DSS 20-0015B
232