Dimension
Inches
Millimeters
A
2.362 Max.
60 Max.
B
1.874
47.6
C
1.417
36
D
1.260 Max.
32 Max.
E
1.181 Max.
30 Max.
F
0.964
24.5
G
0.703
18
H
0.650
16.5
J
0.591
15
K
0.512
13
L
0.433
11
M
0.335
8.5
N
0.216 Dia.
Dia. 5.5
P
M4 Metric
M4
Q
0.079
2
Description:
Powerex Split Dual SCR
POW-R-BLOKTM Modules are
designed for use in applications
requiring control and rectification.
The modules are isolated for easy
mounting with other components
on common heatsinks.
Features:
Isolated Mounting
Glass Passivated Chips
Metal Baseplate
Low Thermal Impedance
Four Terminal Flexibility
Applications:
Battery Supplies
Contactless Switches
Furnace Control
Light Dimmers
Ordering Information:
Select the complete eight digit
module part number you desire
from the table below.
Example: CT230802 is a
800 Volt, 20 Ampere Split Dual
SCR POW-R-BLOKTM Module.
Voltage
Current Rating
Type
Volts (x100)
Amperes (x10)
CT23
08
02
SD-37
Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272
Split Dual SCR
POW-R-BLOKTM Modules
20 Amperes/800 Volts
CT230802
Outline Drawing
CT230802
Split Dual SCR
POW-R-BLOKTM Modules
20 Amperes/800 Volts
E
F
L
Q
H
C
D
G
K
A
B
M
(TYP.)
J
.110 TAB
G2
G1
2
4
3
1
G2
G1
4
3
2
1
(4 TYP.)
P - M4 THD.
N - DIA.
(2 TYP.)
SD-38
Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272
CT230802
Split Dual SCR POW-R-BLOKTM Modules
20 Amperes/800 Volts
Absolute Maximum Ratings
Characteristics
Symbol
CT230802
Units
Peak Forward Blocking Voltage
VDRM
800
Volts
Transient Peak Forward Blocking Voltage (Non-Repetitive), t < 5ms
VDSM
960
Volts
DC Forward Blocking Voltage
VD(DC)
640
Volts
Peak Reverse Blocking Voltage
VRRM
800
Volts
Transient Peak Reverse Blocking Voltage (Non-Repetitive), t < 5ms
VRSM
960
Volts
DC Reverse Blocking Voltage
VR(DC)
640
Volts
RMS On-State Current
IT(RSM)
30
Amperes
Average On-State Current, TC = 87C
IT(AV)
20
Amperes
Peak One-Cycle Surge (Non-Repetitive) On-State Current (60Hz)
ITSM
400
Amperes
Peak One-Cycle Surge (Non-Repetitive) On-State Current (50Hz)
ITSM
365
Amperes
I2t (for Fusing), 8.3 milliseconds
I2t
670
A2sec
Critical Rate-of-Rise of On-State Current*
di/dt
100
Amperes/ s
Peak Gate Power Dissipation
PGM
5.0
Watts
Average Gate Power Dissipation
PG(AV)
0.5
Watts
Peak Forward Gate Voltage
VGFM
10
Volts
Peak Reverse Gate Voltage
VGRM
5.0
Volts
Peak Forward Gate Current
IGFM
2.0
Amperes
Storage Temperature
TSTG
-40 to 125
C
Operating Temperature
Tj
-40 to 125
C
Maximum Mounting Torque M5 Mounting Screw
--
17
in.-lb.
Maximum Mounting Torque M4 Terminal Screw
--
12
lb.-in.
Module Weight (Typical)
--
80
Grams
V Isolation
VRMS
2000
Volts
*Tj = 125C, IG = 0.5A, VD = 1/2 VDRM
Electrical and Thermal Characteristics,
Tj = 25C unless otherwise specified
Characteristics
Symbol
Test Conditions
CT230802
Units
Blocking State Maximums
Forward Leakage Current, Peak
IDRM
Tj = 125C, VDRM = Rated
4.0
mA
Reverse Leakage Current, Peak
IRRM
Tj = 125C, VRRM = Rated
4.0
mA
Conducting State Maximums
Peak On-State Voltage
VTM
ITM = 60A
1.8
Volts
Switching Minimums
Critical Rate-of-Rise of Off-State Voltage
dv/dt
Tj = 125C, VD = 2/3 VDRM
500
Volts/ s
Thermal Maximums
Thermal Resistance, Junction-to-Case
R (J-C)
Per Module
1.0
C/Watt
Thermal Resistance, Case-to-Sink (Lubricated)
R (C-S)
Per Module
0.25
C/Watt
Gate Parameters Maximums
Gate Current-to-Trigger
IGT
VD = 6V, RL = 2
50
mA
Gate Voltage-to-Trigger
VGT
VD = 6V, RL = 2
3.0
Volts
Non-Triggering Gate Voltage
VGDM
Tj = 125C, VD = 1/2 VDRM
0.25
Volts
SD-39
Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272
CT230802
Split Dual SCR POW-R-BLOKTM Modules
20 Amperes/800 Volts
INSTANTANEOUS ON-STATE CURRENT, I
TM
,
(AMPERES)
MAXIMUM
ON-STATE CHARACTERISTICS
0.5
10
0
4.5
10
1
10
2
10
3
T
j
= 125
o
C
INSTANTANEOUS ON-STATE VOLTAGE, V
TM
, (VOLTS)
3.5
2.5
1.5
CYCLES AT 60 H
Z
MAXIMUM PEAK SURGE (NON-REPETITIVE)
CURRENT, I
TSM
, (AMPERES)
MAXIMUM ALLOWABLE PEAK SURGE
(NON-REPETITIVE) CURRENT
0
10
1
10
2
10
0
100
200
300
400
500
MAXIMUM ALLOWABLE CASE TEMPERATURE
(SINUSOIDAL WAVEFORM)
AVERAGE ON-STATE CURRENT, I
T(AV)
,
(AMPERES)
MAXIMUM ALLOWABLE CASE TEMPERATURE, T
C
, (
o
C)
0
130
RESISTIVE,
INDUCTIVE
LOAD PER
SINGLE
ELEMENT
110
90
70
50
5
10
15
20
= 30
o
120
o
60
o
90
o
180
o
360
o
SINGLE PHASE
HALFWAVE
MAXIMUM ON-STATE POWER DISSIPATION
(SINUSOIDAL WAVEFORM)
AVERAGE ON-STATE CURRENT, I
T(AV)
,
(AMPERES)
MAXIMUM POWER DISSIPATION, P
AV(MAX)
, (WATTS)
0
0
40
360
o
RESISTIVE, INDUCTIVE LOAD
PER SINGLE ELEMENT
10
20
30
5
10
15
20
= 30
o
120
o
180
o
60
o
90
o
SINGLE PHASE
HALFWAVE
50
MAXIMUM ALLOWABLE CASE TEMPERATURE
(RECTANGULAR WAVEFORM)
AVERAGE ON-STATE CURRENT, I
T(AV)
,
(AMPERES)
MAXIMUM ALLOWABLE CASE TEMPERATURE, T
C
, (
o
C)
0
70
90
110
130
360
o
RESISTIVE, INDUCTIVE
LOAD PER SINGLE
ELEMENT
40
120
o
270
o
= 30
o
90
o
DC
180
o
10
20
30
60
o
RECTANGULAR
WAVE
MAXIMUM AVERAGE ON-STATE POWER
DISSIPATION (RECTANGULAR WAVEFORM)
AVERAGE ON-STATE CURRENT, I
T(AV)
,
(AMPERES)
MAXIMUM POWER DISSIPATION, P
AV(MAX)
, (WATTS)
0
360
o
RESISTIVE, INDUCTIVE LOAD
PER SINGLE ELEMENT
40
10
40
20
30
30
20
10
0
120
o
180
o
270
o
= 30
o
60
o
90
o
DC
RECTANGULAR
WAVE
TIME, t, (SECONDS)
TRANSIENT THERMAL IMPEDANCE
CHARACTERISTICS (JUNCTION-TO-CASE)
0
10
-3
0.2
0.4
0.6
0.8
1.0
10
-2
10
-1
10
0
TRANSIENT THERMAL IMPEDANCE, Z
(J-C)
(t), (
o
C/WATT)
10
0
10
1
INSTANTANEOUS GATE CURRENT, I
G
, (mA)
TRIGGERING
CHARACTERISTICS
10
1
10
2
10
3
10
4
INSTANTANEOUS GATE VOLTAGE, V
G
, (VOLTS)
10
-1
10
0
10
1
10
2
V
GFM
= 10V
V
GT
= 3.0V
P
GM
= 5.0W
P
G(AV)
=
0.50W
I
GFM
=
2.0A
I
GT
= 50mA
T
j
= 25
o
C
V
GDM
= 0.25V
90
MAXIMUM ALLOWABLE CASE TEMPERATURE
(REVERSE PARALLEL CONNECTION)
MAXIMUM ALLOWABLE CASE TEMPERATURE, T
C
, (
o
C)
0
50
100
110
120
130
80
360
o
RESISTIVE,
INDUCTIVE LOAD
RMS ON-STATE CURRENT, I
(RMS)
, (AMPERES)
40
30
20
10
= 30
o
180
o
60
o
, 90
o
SINGLE PHASE
FULLWAVE AC
SD-40
Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272
CT230802
Split Dual SCR POW-R-BLOKTM Modules
20 Amperes/800 Volts
MAXIMUM ON-STATE POWER DISSIPATION
(REVERSE PARALLEL CONNECTION)
RMS ON-STATE CURRENT, I
(RMS)
, (AMPERES)
MAXIMUM POWER DISSIPATION, P
AV(MAX)
, (WATTS)
0
50
0
360
o
RESISTIVE,
INDUCTIVE LOAD
20
40
60
80
60
o
30
o
90
o
= 180
o
40
30
20
10
SINGLE PHASE
FULLWAVE AC
MAXIMUM ALLOWABLE CASE TEMPERATURE
(SINGLE PHASE BRIDGE CONNECTION)
DC OUTPUT CURRENT, I
C
, (AMPERES)
MAXIMUM ALLOWABLE CASE TEMPERATURE, T
C
, (
o
C)
0
50
130
RESISTIVE,
INDUCTIVE
LOAD
360
o
10
20
30
40
110
90
70
= 30
o
60
o
90
o
180
o
120
o
SINGLE PHASE
FULLWAVE
RECTIFIED
MAXIMUM ON-STATE POWER DISSIPATION
(SINGLE PHASE BRIDGE CONNECTION)
DC OUTPUT CURRENT, I
O
, (AMPERES)
MAXIMUM POWER DISSIPATION, P
AV(MAX)
, (WATTS)
0
0
360
o
RESISTIVE,
INDUCTIVE LOAD
20
40
60
80
10
20
30
40
= 30
o
120
o
90
o
60
o
180
o
SINGLE PHASE
FULLWAVE
RECTIFIED
MAXIMUM ALLOWABLE CASE TEMPERATURE
(THREE PHASE BRIDGE CONNECTION)
DC OUTPUT CURRENT, I
O
, (AMPERES)
MAXIMUM ALLOWABLE CASE TEMPERATURE, T
C
, (
o
C)
0
130
360
o
RESISTIVE,
INDUCTIVE
LOAD
20
40
60
80
110
90
70
50
= 30
o
90
o
60
o
120
o
THREE
PHASE
FULLWAVE
RECTIFIED
MAXIMUM ON-STATE POWER DISSIPATION
(THREE PHASE BRIDGE CONNECTION)
DC OUTPUT CURRENT, I
O
, (AMPERES)
MAXIMUM POWER DISSIPATION, P
AV(MAX)
, (WATTS)
0
20
40
60
80
0
20
40
60
80
360
o
RESISTIVE, INDUCTIVE LOAD
PER SINGLE ELEMENT
= 30
o
120
o
90
o
60
o
THREE PHASE
FULLWAVE
RECTIFIED
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