Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
Single SCR Isolated Module
430 Amperes / 1800-2200 Volts
Revision Date: 4/19/2002
LS43__43
Ordering Information
:
Select the complete eight-digit
module part number from the table
below.
Example: LS432243 is a 2200 Volt,
430 Ampere Single SCR Isolated
POW-R-BLOK
TM
Module
Type
Voltage
Volts
(x100)
Current
Amperes
(x10)
LS43 18
20
22
43
LS43__43
Single SCR
POW-R-BLOK
TM
Module
430 Amperes / 1800-2200 Volts
LS43 Outline Dimensions
Dimension
Inches Millimeters
A 3.15 80.0
B 1.50 38.0
C 2.05 52.1
D 3.62 92.0
E 1.97 50.0
F 0.39 9.9
G 0.24 6.1
H 0.79 20.1
J 0.99 25.1
K 0.48 12.2
L 0.12 3.1
M 1.45 36.8
N 1.76 44.7
P M10
Metric M10
Q
0.22 Dia.
5.6 Dia.
R 0.99 25.1
S
0.110 x .032
2.5 x 0.8
Note: Dimensions are for reference only.
Description:
Powerex Single SCR Modules are
designed for use in applications
requiring rectification and isolated
packaging. The modules are isolated
for easy mounting with other
components on a common heatsink.
POW-R-BLOK
TM
has been tested and
recognized by the Underwriters
Laboratories.
Features:
T Electrically Isolated Heatsinking
T Aluminum Nitride Insulator
T Compression Bonded Elements
T Metal Baseplate
T Low Thermal Impedance
for Improved Current Capability
T Quick Connect Gate Terminal
with Provision for Keyed Mating
Plug
T UL Recognized
Benefits:
T No Additional Insulation
Components Required
T Easy Installation
T No Clamping Components
Required
T Reduce Engineering Time
Applications:
T Bridge Circuits
T AC & DC Motor Drives
T Battery Supplies
T Power Supplies
T Large IGBT Circuit Front Ends
A
B
M
N
H
D
G
E
J
K
C
L
F
R
"Q"
"P"
"S"
OUTLINE DRAWING
K
A
CONNECTION DIAGRAM
K
K
G
A
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
Single SCR Isolated Module
430 Amperes / 1800-2200 Volts
Revision Date: 4/19/2002
LS43__43
Absolute Maximum Ratings
Characteristics Conditions
Symbol
Units
Repetitive Peak Forward and Reverse Blocking
Voltage
V
DRM
& V
RRM
up to 2200
V
Non-Repetitive Peak Blocking Voltage
(t < 5 msec)
V
RSM
V
RRM
+ 100
V
RMS Forward Current
I
T(RMS)
800 A
Average Forward Current
180 Conduction, T
C
=80C
180 Conduction, T
C
=70C
I
T(AV)
I
T(AV)
430
510
A
A
Peak One Cycle Surge Current, Non-Repetitive
60 Hz, 100% V
RRM
reapplied, T
j
=25C
60 Hz, No V
RRM
reapplied, T
j
=25C
60 Hz, 100% V
RRM
reapplied, T
j
=125C
60 Hz, No V
RRM
reapplied, T
j
=125C
50 Hz, 100% V
RRM
reapplied, T
j
=25C
50 Hz, No V
RRM
reapplied, T
j
=25C
50 Hz, 100% V
RRM
reapplied, T
j
=125C
50 Hz, No V
RRM
reapplied, T
j
=125C
I
TSM
I
TSM
I
TSM
I
TSM
I
TSM
I
TSM
I
TSM
I
TSM
14,000
16,000
12,000
14,000
12,000
14,000
10,000
12,000
A
A
A
A
A
A
A
A
Peak Three Cycle Surge Current, Non-Repetitive
60 Hz, 100%V
RRM
reapplied
I
TSM
8,600 A
Peak Ten Cycle Surge Current, Non-Repetitive
60 Hz, 100% V
RRM
reapplied
I
TSM
7,500
A
I
2
t for Fusing for One Cycle
8.3 milliseconds, T
j
=25C
8.3 milliseconds, T
j
=125C
10 milliseconds, T
j
=25C
10 milliseconds, T
j
=125C
I
2
t
I
2
t
I
2
t
I
2
t
1.07 x 10
6
0.82 x 10
6
0.98 x 10
6
0.72 x 10
6
A
2
sec
A
2
sec
A
2
sec
A
2
sec
Maximum Rate-of-Rise of On-State Current,
(Repetitive)
Per JEDEC Standard 397 5.2.2.6
di/dt
200
A/s
Operating Temperature
T
J
-40
to
+130 C
Storage Temperature
T
stg
-40
to
+150 C
Max. Mounting Torque, M6 Mounting Screw
55
6
in. Lb.
Nm
Max. Mounting Torque, M10 Terminal Screw
110
12
in. Lb.
Nm
Module Weight, Typical
816
g
1.80
lb
V Isolation @ 25C
V
rms
3000 V
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
Single SCR Isolated Module
430 Amperes / 1800-2200 Volts
Revision Date: 4/19/2002
LS43__43
Electrical Characteristics, T
J
=25C unless otherwise specified
Characteristics Symbol
Test
Conditions
Min.
Max.
Units
Repetitive Peak Forward Leakage Current
I
DRM
Up to 2200V, T
J
=125C
80
mA
Repetitive Peak Reverse Leakage Current
I
RRM
Up to 2200V, T
J
=125C
80
mA
Peak On-State Voltage
V
FM
I
TM
=1500A
1.77
V
Threshold Voltage, Low-level
Slope Resistance, Low-level
V
(TO)1
r
T1
T
J
= 130C, I = 15%I
T(AV)
to I
T(AV)
0.88
0.66
V
m
Threshold Voltage, High-level
Slope Resistance, High-level
V
(TO)2
r
T2
T
J
= 130C, I = I
T(AV)
to I
TSM
1.34
0.32
V
m
V
TM
Coefficients, Full Range
T
J
= 130C, I = 10A to 6kA
V
TM
= A+ B Ln I +C I + D Sqrt I
A =
B =
C =
D =
0.766
-1.046 E-02
1.805 E-05
2.00 E-02
Minimum dV/dt
dV/dt
Exponential to V
DRM
T
j
=130C, Gate Open
1000 Typ.
V/s
Gate Trigger Current
I
GT
T
j
=25C, V
D
=12V
200
mA
Gate Trigger Voltage
V
GT
T
j
=25C, V
D
=12V
3.0
Volts
Non-Triggering Gate Voltage
V
GDM
T
j
=130C, V
D
= V
DRM
0.25
Volts
Peak Forward Gate Current
I
GTM
4.0
Amp
Peak Reverse Gate Voltage
V
GRM
5
Volts
Thermal Characteristics
Characteristics Symbol
Max.
Units
Thermal Resistance, Junction to Case
R
J-C
Per Module/Junction
0.0650
C/W
Thermal Impedance Coefficients
Z
J-C
Z
J-C
= K
1
(1-exp(-t/
1
))
+ K
2
(1-exp(-t/
2
))
+ K
3
(1-exp(-t/
3
))
+ K
4
(1-exp(-t/
4
))
K
1
= 8.03E-04
K
2
= 1.03E-02
K
3
= 1.64E-02
K
4
= 3.75E-02
1
= 3.39E-04
2
= 3.15E-03
3
= 0.106
4
= 2.066
Thermal Resistance, Case to Sink Lubricated
R
C-S
Per Module
0.02
C/W
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
Single SCR Isolated Module
430 Amperes / 1800-2200 Volts
Revision Date: 4/19/2002
LS43__43
Maximum On-State Forward Voltage Drop
0
1
2
3
4
5
10
100
1000
10000
Instantaneous On-State Current - Itm - Amperes
O
n
-
S
t
at
e V
o
l
t
ag
e
-
V
t
m
-
V
o
l
t
s
( Tj = 125 C )
Maximum Transient Thermal Impedance
0.000
0.010
0.020
0.030
0.040
0.050
0.060
0.070
0.0001
0.001
0.01
0.1
1
10
100
Time - t - Seconds
Th
e
r
m
a
l
I
m
pedance -
R
j
c -
C
/
W
(Junction to Case)
0
180
360
CONDUCTION ANGLE
Maximum On-State Power Dissipation
15
30
60
90
120
180
0
100
200
300
400
500
600
700
800
0
100
200
300
400
500
Average On-State Current - Itm(av) - Amperes
Max. P
o
w
e
r
D
i
s
s
i
p
at
i
o
n
P
e
r
S
C
R
-
Wat
t
s
_
(Sinusoidal Waveform)
0
180
360
CONDUCTION ANGLE
Maximum Allowable Case Temperature
120
90
60
30
15
180
70
80
90
100
110
120
130
0
100
200
300
400
500
Average On-State Current - It(av) - Amperes
M
ax.
C
ase
T
e
mp
er
atu
r
e -
T
cas
e -
C
_
(Sinusoidal Waveform)
0
180
360
CONDUCTION ANGLE
Maximum On-State Power Dissipation
90
60
30
120
180
270
15
360
0
200
400
600
800
1000
1200
0
100
200
300
400
500
600
700
800
Average On-State Current - It(av) - Amperes
M
a
x
.
Pow
e
r
Di
s
s
i
p
a
t
i
o
n
Pe
r
SC
R -
W
a
t
t
s
_
(Rectangular Waveform)
0
180
360
CONDUCTION ANGLE
Maximum Allowable Case Temperature
270
180
120
90
60
30
15
360
50
60
70
80
90
100
110
120
130
0
100
200
300
400
500
600
700
800
Average On-State Current - It(av) - Amperes
M
a
x
.
C
a
s
e
T
e
m
p
er
a
t
u
r
e
-
T
c
as
e
-
C
_
(Rectangular Waveform)
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