T..RIA Series
Medium Power Phase Control Thyristors
(Power Modules), 50 A/70 A/90 A
Vishay High Power Products
130
120
110
100
90
130
T70RIA.. Series
(DC) = 0.50 K/W
T70RIA.. Series
thJC
R
R
(DC) = 0.50 K/W
thJC
120
110
100
90
Conduction Angle
Conduction Period
80
80
60°
30°
70
70
60°
30°
90°
90°
120°
120°
60
60
180°
180°
80
DC
50
50
0
10 20 30 40 50 60 70 80
Average On-state Current (A)
0
20
40
60
100 120
Average On-state Current (A)
Fig. 10 - Current Ratings Characteristics
Fig. 9 - Current Ratings Characteristics
100
180°
90
t
h
120°
S
A
90°
80
60°
30°
70
60
50
40
30
20
10
0
RMS Limit
Conduction Angle
T70RIA.. Series
T = 125°C
J
0
10 20 30 40 50 60 700
Average On-state Current (A)
20
40
60
80
100 120
Maximum Allowable Ambient Temperature (°C)
Fig. 11 - On-State Power Loss Characteristics
140
120
100
80
DC
180°
120°
90°
R
0
.
3
=
K
0
.
/
W
1
K
0
/
.
5
W
K
-
60°
/
W
D
e
l
t
a
30°
R
RMS Limit
60
1
.
5
K
/
W
2
Conduction Period
T70RIA.. Series
K
/
W
40
20
T = 125°C
J
0
0
20
Average On-state Current (A)
Fig. 12 - On-State Power Loss Characteristics
40
60
80
100 1020
20
40
60
80
100 120
Maximum Allowable Ambient Temperature (°C)
Document Number: 93756
Revision: 03-Jun-08
For technical questions, contact: ind-modules@vishay.com
www.vishay.com
7
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