IXYS DS2-08A Rectifier diode avalanche diode Datasheet

DS 2
DSA 2
VRRM = 800-1800 V
IF(RMS) = 7 A
IF(AV)M = 3.6 A
Rectifier Diode
Avalanche Diode
VRSM
V(BR)minÿ① VRRM
V
V
V
900
1300
1700
1900
1300
1750
1950
800
1200
1600
1800
Standard
Avalanche
Types
Types
DS 2-08A
DS 2-12A
A
C
C
A
DSA 2-12A
DSA 2-16A
DSA 2-18A
A = Anode
C = Cathode
① Only for Avalanche Diodes
Symbol
Test Conditions
Maximum Ratings
IF(RMS)
IF(AV)M
TVJ = TVJM
Tamb = 45°C; RthJA = 30 K/W; 180° sine
Tamb = 45°C; RthJA = 115 K/W; 180° sine
7
3.6
1.2
A
A
A
PRSM
DSA types, TVJ = 25°C, tp = 10 ms
2.5
kW
IFSM
TVJ = 45°C;
VR = 0
t = 10 ms (50 Hz), sine
t = 8.3 ms (60 Hz), sine
120
127
A
A
TVJ = TVJM
VR = 0
t = 10 ms (50 Hz), sine
t = 8.3 ms (60 Hz), sine
100
106
A
A
TVJ = 45°C
VR = 0
t = 10 ms (50 Hz), sine
t = 8.3 ms (60 Hz), sine
72
68
A2s
A2s
TVJ = TVJM
VR = 0
t = 10 ms (50 Hz), sine
t = 8.3 ms (60 Hz), sine
50
47
A2s
A2s
180
-40...+180
-40...+180
°C
°C
°C
2.4
g
Features
International standard package
Axial wire connexions
Planar glassivated chips
●
●
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Applications
Low power rectifiers
Field supply for DC motors
Power supplies
High voltage rectifiers
●
I2t
TVJM
TVJ
Tstg
Weight
Symbol
Test Conditions
IR
TVJ = 180°C; VR = VRRM
£
2
VF
IF
£
1.25
V
VT0
rT
For power-loss calculations only
TVJ = TVJM
0.85
43
V
mW
RthJA
Forced air cooling with 1.5 m/s, Tamb = 45°C
Soldered between 2 cooling fins, Tamb = 45°C
Soldered onto PC board (25 mm), Tamb = 45°C
Free air cooling, Tamb = 45°C
30
37
75
115
K/W
K/W
K/W
K/W
dS
dA
a
Creepage distance on surface
Strike distance through air
Max. allowable acceleration
2.25
2.25
100
mm
mm
m/s2
© 2000 IXYS All rights reserved
●
●
Advantages
Space and weight savings
Simple PCB mounting
Improved temperature and power
cycling
Reduced protection circuits
●
●
●
●
Dimensions in mm (1 mm = 0.0394")
C
Characteristic Values
= 7 A; TVJ = 25°C
Data according to IEC 60747
IXYS reserves the right to change limits, test conditions and dimensions
●
mA
A
1-2
DS 2
DSA 2
10
A
typ.
100
A2s
80
100
A
lim.
8
80
TVJ= 180°C
TVJ= 25°C
IF
60
2
I t
IFSM
6
VR = 0 V
50Hz, 80%VRRM
60
TVJ=45°C
40
TVJ = 45°C
TVJ = 180°C
4
TVJ=180°C
40
20
2
20
0
0
10-3
0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 V
10
10-2
10-1
VF
100
s
101
1
Fig. 1 Forward characteristics
W
10
8
8
PF
6
DC
180° sin
120°
60°
30°
3
4
5
6
4
2
0
2
6
30 K/W
37 K/W
45 K/W
75 K/W
115 K/W
4
5 6 7 ms
8 910
PF
RthJA :
1
4
t
W
0
3
Fig. 3 I2t versus time (1-10 ms)
Fig. 2 Surge overload current
IFSM: crest value, t: duration
10
2
2
t
7
8
9 A 0
20
40
60
IFAVM
80
0
100 120 140 160 °C
Tamb
Fig. 4 Power dissipation versus forward current and ambient temperature
100
RthJA for various conduction angles d:
°C/W
80
Z(th)t
60
40
d
RthJA (K/W)
DC
180°
120°
60°
30°
75
75.7
76.1
76.7
77.4
Constants for ZthJA calculation:
i
20
0
10-3
1
2
3
10-2
10-1
100
101
102
103
t
s
Rthi (K/W)
0.15
10.85
64
ti (s)
0.001
0.1
35
104
Fig. 5 Transient thermal impedance junction to ambient
© 2000 IXYS All rights reserved
2-2
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