
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 POW-R-BLOK
TM
http://www.pwrx.com Dual SCR Isolated Module
90 Amperes / Up to 1800 Volts
Revision Date: 08/31/2011
On-State Voltage - Vtm - Volts
Instantaneous On-State Current - Itm - Amperes
Maximum On-State Forward Voltage Drop
0
0.05
0.1
0.15
0.2
0.25
0.3
0.001 0.01 0.1 1 10 100
Thermal Impedance - Rjc - °C/W
Maximum Transient Thermal Impedance
0
20
40
60
80
100
120
140
0 20 40 60 80 100
Maximum Power Dissipation Per SCR
- Watts
Average On-State Current - It(av) - Amperes
Maximum On-State Power Dissipation
70
80
90
100
110
120
130
0 10 20 30 40 50 60 70 80 90 100
Max. Case Temperature - Tcase - °C
Average On-State Current - It(av) - Amperes
Maximum Allowable Case Temperature
0
20
40
60
80
100
120
140
160
180
200
0 20 40 60 80 100 120 140 160
Maximum Power Dissipation Per SCR
- Watts
Average On-State Current - It(av) - Amperes
Maximum On-State Power Dissipation
60
70
80
90
100
110
120
130
0 20 40 60 80 100 120 140 160
Max. Case Temperature - Tcase - °C
Average On-State Current - It(av) - Amperes
Maximum Allowable Case Temperature
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