Owner's manual

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Document Number: 93756
10 Revision: 03-Jun-08
T..RIA Series
Vishay High Power Products
Medium Power Phase Control Thyristors
(Power Modules), 50 A/70 A/90 A
Fig. 21 - Maximum Non-Repetitive Surge Current
Fig. 22 - Maximum Non-Repetitive Surge Current
Fig. 23 - On-State Voltage Drop Characteristics
Fig. 24 - Thermal Impedance Z
thJC
Characteristics
700
800
900
1000
1100
1200
1300
1400
1500
1600
110100
Number Of Equal Amplitude Half Cycle Current Pulses (N)
Peak Half Sine Wave On-state Current (A)
T90RIA.. Series
At Any Rated Load Condition And With
Rated V Applied Following Surge.
Initial T = 125°C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
RRM
J
700
800
900
1000
1100
1200
1300
1400
1500
1600
1700
1800
0.01 0.1 1
Peak Half Sine Wave On-state Current (A)
Pulse Train Duration (s)
Maximum Non Repetitive Surge Current
Versus Pulse Train Duration. Control
Of Conducti on May Not Be Maintai ned.
Initial T = 125°C
No Voltage Reapplied
Rated V Reapplied
RRM
J
T90RIA.. Series
1
10
100
1000
0 0.5 1 1.5 2 2.5 3 3.5
T = 25°C
J
Instantaneous On-state Current (A)
Instantaneous On-state Voltage (V)
T90RIA.. Series
T = 125°C
J
0.01
0.1
1
0.001 0.01 0.1 1 10 100
Square Wave Pulse Duration (s)
thJC
Transient Thermal Impedance Z (K/W)
Steady State Value
R = 0.65 K/W
R = 0.50 K/W
R = 0.38 K/W
(DC Operation)
thJC
thJC
thJC
T50RIA.. Series
T70RIA.. Series
T90RIA.. Series