
Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272
CM431290, CM431690
Dual SCR POW-R-BLOK? Modules
90 Amperes/1200-1600 Volts
Absolute Maximum Ratings
Characteristics
Peak Forward Blocking Voltage
Transient Peak Forward Blocking Voltage (Non-Repetitive), t < 5ms
DC Forward Blocking Voltage
Peak Reverse Blocking Voltage
Transient Peak Reverse Blocking Voltage (Non-Repetitive), t < 5ms
DC Reverse Blocking Voltage
RMS On-State Current
Average On-State Current, TC = 82°C
Peak One-Cycle Surge (Non-Repetitive) On-State Current (60Hz)
Peak One-Cycle Surge (Non-Repetitive) On-State Current (50Hz)
I2t (for Fusing), 8.3 milliseconds
Critical Rate-of-Rise of On-State Current*
Peak Gate Power Dissipation
Average Gate Power Dissipation
Peak Forward Gate Voltage
Peak Reverse Gate Voltage
Peak Forward Gate Current
Storage Temperature
Operating Temperature
Maximum Mounting Torque M6 Mounting Screw
Maximum Mounting Torque M5 Terminal Screw
Module Weight (Typical)
V Isolation
Symbol
VDRM
VDSM
VD(DC)
VRRM
VRSM
VR(DC)
IT(RMS)
IT(AV)
ITSM
ITSM
I2t
di/dt
PGM
PG(AV)
VGFM
VGRM
IGFM
TSTG
Tj
—
—
—
VRMS
CM431290
1200
1350
960
1200
1350
960
140
90
1800
1730
15000
100
5.0
0.5
10
5.0
2.0
-40 to 125
-40 to 125
26
17
160
2500
CM431690
1600
1700
1280
1600
1700
1280
140
90
1800
1730
15000
100
5.0
0.5
10
5.0
2.0
-40 to 125
-40 to 125
26
17
160
2500
Units
Volts
Volts
Volts
Volts
Volts
Volts
Amperes
Amperes
Amperes
Amperes
A2sec
Amperes/ s
Watts
Watts
Volts
Volts
Amperes
°C
°C
in.-lb.
in.-lb.
Grams
Volts
*Tj = 125°C, IG = 1.0A, VD = 1/2 VDRM
Electrical and Thermal Characteristics, Tj = 25°C unless otherwise specified
Characteristics
Symbol
Test Conditions
CM431290/CM431690
Units
Blocking State Maximums
Forward Leakage Current, Peak
Reverse Leakage Current, Peak
IDRM
IRRM
Tj = 125°C, VDRM = Rated
Tj = 125°C, VRRM = Rated
15
15
mA
mA
Conducting State Maximums
Peak On-State Voltage
VTM
ITM = 270A
1.4
Volts
Switching Minimums
Critical Rate-of-Rise of Off-State Voltage
dv/dt
Tj = 125°C, VD = 2/3 VDRM
500
Volts/ s
Thermal Maximums
Thermal Resistance, Junction-to-Case
Thermal Resistance, Case-to-Sink (Lubricated)
R (J-C)
R (C-S)
Per Module
Per Module
0.3
0.2
°C/Watt
°C/Watt
Gate Parameters Maximums
Gate Current-to-Trigger
Gate Voltage-to-Trigger
Non-Triggering Gate Voltage
IGT
VGT
VGDM
VD = 6V, RL = 2 ?
VD = 6V, RL = 2 ?
Tj = 125°C, VD = 1/2 VDRM
100
2.0
0.25
mA
Volts
Volts
S-30