IRKT91-08A 查看數據表（PDF） - International Rectifier
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IRKT91-08A Datasheet PDF : 10 Pages
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130
IRK.71.. Series
R thJC (DC) = 0.33 K/W
120
110
Conduction Angle
100
90
30°
60° 90°
80
120°
180°
70
0 10 20 30 40 50 60 70 80
Average On-state Current (A)
Fig. 1 - Current Ratings Characteristics
120
180°
120°
100
90°
60°
80
30°
RMS Limit
60
40
Conduction Angle
IRK.71.. Series
20
Per Junction
T J = 125°C
0
0 10 20 30 40 50 60 70 80
Average On-state Current (A)
Fig. 3 - On-state Power Loss Characteristics
1600
1500
1400
1300
At Any Rated Load Condition And With
Rated VRRM Applied Following Surge.
Initial T J= 125°C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
1200
1100
1000
900
800 IRK.71.. Series
Per Junction
700
1
10
100
Number Of Equal Amplitude Half Cycle Current Pulses (N)
Fig. 5 - Maximum Non-Repetitive Surge Current
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IRK.71, .91 Series
Bulletin I27132 rev. H 10/02
130
IRK.71.. Series
R thJC (DC) = 0.33 K/W
120
110
Conduction Period
100
90
30° 60°
80
90°
120°
180°
DC
70
0 20 40 60 80 100 120
Average On-state Current (A)
Fig. 2 - Current Ratings Characteristics
140
DC
120
180°
120°
90°
100
60°
30°
80
RMS Limit
60
40
20
0
0 20 40
Conduction Period
IRK.71.. Series
Per Junction
T J = 125°C
60 80 100 120
Average On-state Current (A)
Fig. 4 - On-state Power Loss Characteristics
1800
1600
1400
Maximum Non Repetitive Surge Current
Versus Pulse Train Duration. Control
Of Conduction May Not Be Maintained.
Initial TJ= 125°C
No Voltage Reapplied
Rated V RRMReapplied
1200
1000
800
IRK.71.. Series
Per Junction
600
0.01
0.1
1
Pulse Train Duration (s)
Fig. 6 - Maximum Non-Repetitive Surge Current
5
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