IRKT91/12A International Rectifier Corp., IRKT91/12A Datasheet - Page 5
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IRKT91/12A
Manufacturer Part Number
IRKT91/12A
Description
THYRISTOR/ DIODE and THYRISTOR/ THYRISTOR
Manufacturer
International Rectifier Corp.
Datasheet
1.IRKT9112A.pdf
(11 pages)
www.irf.com
Number Of Equal Amplitude Half Cycle Current Pulses (N)
1600
1500
1400
1300
1200
1100
1000
130
120
110
100
120
100
900
800
700
Fig. 5 - Maximum Non-Repetitive Surge Current
90
80
70
80
60
40
20
0
Fig. 3 - On-state Power Loss Characteristics
0
0
1
IRK.71.. Series
Per Junction
Fig. 1 - Current Ratings Characteristics
At Any Rated Load Condition And With
10
10
Rated V
RMS Limit
Average On-state Current (A)
Average On-state Current (A)
180°
120°
IRK.71.. Series
R
20
90°
60°
30°
20
thJC
RRM
30°
30
30
(DC) = 0.33 K/W
Applied Following Surge.
40
60°
40
10
Conduction Angle
50
Conduction Angle
90°
IRK.71.. Series
Per Junction
T = 125°C
50
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
Initial T = 125°C
J
120°
60
60
J
70
70
180°
100
80
80
1800
1600
1400
1200
1000
130
120
110
100
140
120
100
800
600
90
80
70
Fig. 6 - Maximum Non-Repetitive Surge Current
80
60
40
20
0
0.01
Fig. 4 - On-state Power Loss Characteristics
0
0
RMS Limit
IRK.71.. Series
Per Junction
Fig. 2 - Current Ratings Characteristics
Of Conduction May Not Be Maintained.
Maximum Non Repetitive Surge Current
180°
120°
DC
90°
60°
30°
20
20
Average On-state Current (A)
Average On-state Current (A)
Versus Pulse Train Duration. Control
Pulse Train Duration (s)
30°
IRK.71.. Series
R
Bulletin I27132 rev. H 10/02
40
40
thJC
60°
IRK.71, .91 Series
90°
(DC) = 0.33 K/W
No Voltage Reapplied
Rated V
0.1
60
60
120°
Conduction Period
Conduction Period
IRK.71.. Series
Per Junction
T = 125°C
J
Initial T = 125°C
80
80
180°
RRM
Reapplied
J
100
100
DC
120
120
1
5