Instruction Manual

Document Number: 93700 For technical questions, contact: [e-mail]
www.vishay.com
Revision: 19-Sep-08 5
22RIA Series
Medium Power Thyristors
(Stud Version), 22 A
Vishay High Power Products
Fig. 3 - On-State Power Loss Characteristics
Fig. 4 - On-State Power Loss Characteristics
Fig. 5 - Maximum Non-Repetitive Surge Current
Fig. 6 - Maximum Non-Repetitive Surge Current
0255075100125
Maxi mum Allowable Ambient Temperature (°C)
R
=
1
K
/
W
-
D
e
l
t
a
R
t
h
S
A
2
K
/
W
3
K/
W
4
K
/
W
5K
/
W
7
K
/
W
1
0
K
/
W
0
5
10
15
20
25
30
35
40
0 5 10 15 20 25
RMS Limit
Conduction Angle
180°
120°
90°
60°
30°
Maximum Average On-state Power Loss (W)
Average On-state Current (A)
22RIA Series
T = 125°C
J
0255075100125
Maximum Allowable Ambient Temperature (°C)
1
0
K
/
W
7
K
/
W
5
K
/
W
4
K
/
W
3
K
/
W
2
K
/
W
R
=
1
K
/
W
-
D
e
l
t
a
R
t
h
S
A
0
5
10
15
20
25
30
35
40
45
50
0 5 10 15 20 25 30 35
DC
180°
120°
90°
60°
30°
RMS Limit
Conduction Period
Maximum Average On-state Power Loss (W)
Average On-state Current (A)
22RIA Series
T = 125°C
J
150
175
200
225
250
275
300
325
350
375
110100
Number Of Equal Amplitude Half Cycle Current Pulses (N)
Peak Half Sine Wave On-state Current (A)
22RIA Series
Initial T = 125°C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
J
At Any Rated Load Condition And With
Rated V Applied Following Surge.
RRM
150
175
200
225
250
275
300
325
350
375
400
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 Conduction May Not Be Maintained.
Initial T = 125°C
No Voltage Reapplied
Rated V Reapplied
RRM
J
22RIA Series