®
Powerex, Inc.,173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
LS43__50
POW-R-BLOKTM
Single SCR Isolated Module
500 Amperes / Up to 1600 Volts
OUTLINE DRAWING
T
D
G
A
K
H
EB
J
"P"
"Q"
M
N
K
A
LS43__50
Single SCR
POW-R-BLOKTM Module
500 Amperes / Up to 1600 Volts
L
C
F
R
K
A
K
G
Ordering Information:
Select the complete eight-digit
module part number from the table
below.
Example: LS431650 is a 1600 Volt,
500 Ampere Single SCR Isolated
POW-R-BLOKTM Module
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
0.75
19.0
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
0.250 Dia.
6.35 Dia.
R
0.99
25.1
S
0.110 x .032
2.5 x 0.8
T
3.99
101.3
Note: Dimensions are for reference only.
Type
LS43
Voltage
Volts
(x100)
08
10
12
14
16
Current
Amperes
(x10)
50
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-BLOKTM has been tested and
recognized by the Underwriters
Laboratories.
Features:
Electrically Isolated Heatsinking
Aluminum Nitride Insulator
Compression Bonded Elements
Metal Baseplate
Low Thermal Impedance
for Improved Current Capability
Quick Connect Gate Terminal
with Provision for Keyed Mating
Plug
UL Recognized
Benefits:
No Additional Insulation
Components Required
Easy Installation
No Clamping Components
Required
Reduce Engineering Time
Applications:
Bridge Circuits
AC & DC Motor Drives
Battery Supplies
Power Supplies
Large IGBT Circuit Front Ends
Revision Date: 02/16/2010