CD43__90B
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK TM
Dual SCR Isolated Module
90 Amperes / Up to 1800 Volts
4.00
3.50
3.00
2.50
2.00
1.50
1.00
0.50
Maximum On-State Forward Voltage Drop
( Tj = 125 °C )
0.30
0.25
0.20
0.15
0.10
0.05
Maximum Transient Thermal Impedance
(Junction to Case)
0.00
10
100
1000
0.00
0.001
0.01
0.1
1
10
100
140
Instantaneous On-State Current - Itm - Amperes
Maximum On-State Power Dissipation
(Sinusoidal Waveform)
125
Time - t - Seconds
Maximum Allowable Case Temperature
(Sinusoidal Waveform)
120
100
80
15°
30°
60°
90°
120°
180°
120
115
110
105
15°
0 180 360
CONDUCTION ANGLE
60
100
40
95
30°
20
0 180 360
CONDUCTION ANGLE
90
85
60°
90°
120°
180°
0
80
0
20
40
60
80
100
0
10
20
30
40
50
60
70
80
90
100
180
Average On-State Current - It(av) - Amperes
Maximum On-State Power Dissipation
(Rectangular Waveform)
125
Average On-State Current - It(av) - Amperes
Maximum Allowable Case Temperature
(Rectangular Waveform)
160
270°
360°
120
140
120
100
80
15°
30°
60°
90°
120°
180°
115
110
105
100
95
0 180 360
CONDUCTION ANGLE
60
90
40
20
0
0 180 360
CONDUCTION ANGLE
85
80
75
15°
30°
60°
90°
120°
180°
270°
360°
0
10
20
30
40
50
60
70
80
90
100 110 120 130 140 150
0
10
20
30
40
50
60
70
80
90
100 110 120 130 140 150
Average On-State Current - It(av) - Amperes
Average On-State Current - It(av) - Amperes
Revision Date: 04/28/2009
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