LD47__50
POW-R-BLOKTM
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
Dual SCR/Diode Isolated Module
500 Amperes / Up to 1600 Volts
Description:
OUTLINE DRAWING
Powerex Dual SCR/Diode Modules are
designed for use in applications
requiring phase control 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.
A
R
B
C
F
J
K
G
D
1
2
3
L
H
P - M10 THD (3 TYP.)
Q - DIA. (4 TYP.)
LD47__50
Dual SCR/Diode
POW-R-BLOKTM Module
500 Amperes / 800-1600 Volts
Features:
M
TꢀElectrically Isolated Heatsinking
TꢀAluminum Nitride Isolator
T Compression Bonded Elements
T Metal Baseplate
T - (2 TYP.)
T Low Thermal Impedance
for Improved Current Capability
T UL Recognized
S
LD47 Outline Dimensions
7
6
E
Dimension
Inches
Millimeters
A
B
C
D
E
F
5.91
4.88
150.0
124.0
112.0
60.0
N
Benefits:
TꢀNo Additional Insulation
Components Required
TꢀEasy Installation
TꢀNo Clamping Components
Required
4.41
2
1
2.36
6
7
2.05
52.0
3
1.97
50.0
T Reduce Engineering Time
G
H
J
1.89
48.0
1.73
44.0
CONNECTION DIAGRAM
1.22
31.0
K
L
1.10
28.0
Applications:
TꢀBridge Circuits
1.00
25.4
Ordering Information
:
TꢀAC & DC Motor Drives
TꢀBattery Supplies
Select the complete eight-digit
M
N
P
Q
R
S
T
0.69
17.5
module part number from the table
below.
0.39
10.0
TꢀPower Supplies
M10 Metric
0.26 Dia.
0.24
M10
TꢀLarge IGBT Circuit Front Ends
Example: LD471650 is a 1600Volt,
500 Ampere Dual SCR/Diode
Isolated POW-R-BLOKTM Module.
6.5 Dia.
6.0
0.12
3.0
.110 x .032
2.5 x 0.8
Current
Voltage
Note: Dimensions are for reference only.
Amperes
(x10)
Volts
Type
LD47
(x100)
06
08
10
12
14
16
50
Revision Date: 12/04/2002