CD42__40B
CD47__40B
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOKTM
Dual SCR/Diode Isolated Module
40 Amperes / Up to 1800 Volts
Description:
OUTLINE DRAWING
A
C
Powerex 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.
F
G
H
T
B
J
K
"U" THREAD
"S" FASTON TAB
L
M
Q
P
D
CD42__40B, CD47__40B
Dual SCR/Diode Isolated
POW-R-BLOKTM Module
40 Amperes / Up to 1800 Volts
N
Features:
Electrically Isolated Heatsinking
DBC Alumina (Al2O3) Insulator
Copper Baseplate
Low Thermal Impedance
for Improved Current Capability
UL Recognized (E78240)
4
5
1
2
3
-
~
+
CD42
6
7
1
2
3
-
~
+
CD47
Benefits:
No Additional Insulation
Components Required
Easy Installation
No Clamping Components
Required
CONNECTION DIAGRAM
CD42, CD47 Outline Dimensions
Ordering Information:
Select the complete nine digit module
part number from the table below.
Example: CD421640B is a 1600Volt,
40 Ampere Dual SCR/Diode Isolated
POW-R-BLOKTM Module
Dimension
Inches
Millimeters
Reduce Engineering Time
A
B
C
D
F
3.66
0.79
3.15
1.18
0.61
0.79
0.79
0.16
0.22
0.59
1.10
0.31
0.94
1.16
0.11 x .03
0.25
M5
93
20
80
Applications:
Bridge Circuits
30
15.5
20
AC & DC Motor Drives
Battery Supplies
Power Supplies
Large IGBT Circuit Front Ends
Lighting Control
G
H
J
Current
Amperes
Voltage
Volts
Type
20
Version
B
(x100)
4
K
L
5.7
15
CD42
CD47
08
12
14
16
18
40
Heat & Temperature Control
Welders
M
N
P
Q
S
T
28
8
24
29.4
2.8 x 0.8
6.4
M5
U
Note: Dimensions are for reference only.
Revision Date: 04/28/2009