LD41__60
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
POW-R-BLOK
Dual Diode Isolated Module
600 Amperes / Up to 2600 Volts
TM
OUTLINE DRAWING
A
R
B
C
J
F
Description:
Powerex Dual Diode 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.
TM
POW-R-BLOK
has been tested and
recognized by the Underwriters
Laboratories.
LD41__60
Dual Diode
TM
POW-R-BLOK Module
600 Amperes / 800-2600 Volts
K
G
D
3
2
1
L
Q - DIA. (4
TYP.)
H
P - M10 THD (3
TYP.)
Features:
Electrically Isolated Heatsinking
Aluminum Nitride Isolator
Compression Bonded Elements
Metal Baseplate
Low Thermal Impedance
for Improved Current Capability
UL Recognized
M
S
LD41 Outline Dimensions
Dimension
Inches
5.91
4.88
4.41
2.36
2.05
1.97
1.89
1.73
1.22
1.10
1.00
0.69
0.39
M10 Metric
0.26 Dia.
0.24
0.12
.110 x .032
Millimeters
150.0
124.0
112.0
60.0
52.0
50.0
48.0
44.0
31.0
28.0
25.4
17.5
10.0
M10
6.5 Dia.
6.0
3.0
2.5 x 0.8
A
B
E
Benefits:
No Additional Insulation
Components Required
Easy Installation
No Clamping Components
Required
Reduce Engineering Time
N
C
D
2
3
CONNECTION DIAGRAM
1
E
F
G
H
J
K
L
M
N
P
Q
R
S
T
Applications:
Bridge Circuits
AC & DC Motor Drives
Battery Supplies
Power Supplies
Large IGBT Circuit Front Ends
Ordering Information:
Select the complete eight-digit
module part number from the table
below.
Example: LD412460 is a 2400V,
600 Ampere Dual Diode Isolated
TM
POW-R-BLOK
Module.
Type
LD41
Voltage
Volts
(x100)
08
10
12 to 26
Current
Amperes
(x10)
60
Note: Dimensions are for reference only.
Revision Date: 08/01/2013
LD41__60
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
POW-R-BLOK
Dual Diode Isolated Module
600 Amperes / Up to 2600 Volts
TM
Absolute Maximum Ratings
Characteristics
Repetitive Peak Reverse Blocking Voltage
Non-Repetitive Peak Reverse Blocking Voltage
(t < 5 msec)
RMS Forward Current
Average Forward Current
Peak One Cycle Surge Current, Non-Repetitive
Peak Three Cycle Surge Current, Non-Repetitive
Peak Ten Cycle Surge Current, Non-Repetitive
I t for Fusing for One Cycle
Operating Temperature
Storage Temperature
Max. Mounting Torque, M6 Mounting Screw
Max. Mounting Torque, M10 Terminal Screw
Module Weight, Typical
V Isolation @ 25C
V
rms
2
Conditions
Symbol
V
RRM
V
RSM
I
F(RMS)
up to 2600
V
RRM
+ 100
950
600
21000
19000
15,500
13,000
1,840,000
1,810,000
-40 to +150
-40 to +150
55
6
110
12
1500
3.30
3000
Units
V
V
A
A
A
A
A
A
A sec
A
2
sec
°C
°C
in. – Lb.
Nm
in. – Lb.
Nm
g
lb
V
2
180° Conduction, T
C
=106°C
60 Hz, 100% V
RRM
reapplied
50 Hz, 100% V
RRM
reapplied
60 Hz, 100%V
RRM
reapplied
60 Hz, 100% V
RRM
reapplied
8.3 milliseconds
10 milliseconds
I
F(AV)
I
FSM
I
FSM
I
FSM
I
FSM
It
I
2
t
T
J
T
stg
2
Information presented is based upon manufacturers testing and projected capabilities.
This information is subject to change without notice.
The manufacturer makes no claim as to the suitability of use, reliability, capability,
or future availability of this product.
Revision Date: 08/01/2013
LD41__60
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
POW-R-BLOK
Dual Diode Isolated Module
600 Amperes / Up to 2600 Volts
TM
Electrical Characteristics, T
J
=25°C unless otherwise specified
Characteristics
Repetitive Peak Reverse Leakage Current
Peak On-State Voltage
Threshold Voltage, Low-level
Slope Resistance, Low-level
Threshold Voltage, High-level
Slope Resistance, High-level
V
TM
Coefficients, Full Range
Symbol
I
RRM
V
FM
V
(TO)1
r
T1
V
(TO)2
r
T2
Test Conditions
Up to 2600V, T
J
=150°C
T
J
=25°C, I
FM
=1500A
T
J
= 150°C, I = 15%I
F(AV)
to
πI
F(AV)
T
J
= 150°C, I =
πI
F(AV)
to I
FSM
T
J
= 150°C, I = 15%I
F(AV)
to I
FSM
V
TM
= A+ B Ln I +C I + D Sqrt I
A=
B=
C=
D=
Min.
Max.
40
1.18
0.747
0.243
0.914
0.145
5.05E-01
3.44E-02
8.13E-05
6.57E-03
Units
mA
V
V
mΩ
V
mΩ
Thermal Characteristics
Characteristics
Thermal Resistance, Junction to Case
Thermal Impedance Coefficients
Symbol
R
ΘJ-C
Z
Θ
J-C
Per Module, both conducting
Per Junction, both conducting
Z
Θ
J-C
= K
1
(1-exp(-t/
1
))
+ K
2
(1-exp(-t/
2
))
+ K
3
(1-exp(-t/
3
))
Thermal Resistance, Case to Sink Lubricated
R
ΘC-S
+ K
4
(1-exp(-t/
4
))
Per Module
K
1
= 8.03E-04
K
2
= 1.03E-02
K
3
= 1.64E-02
K
4
= 3.75E-02
Max.
0.0325
0.0650
1
= 3.39E-04
2
= 3.15E-03
3
= 1.06E-01
4
= 2.066
0.01
°C/W
Units
°C/W
°C/W
Revision Date: 08/01/2013
LD41__60
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
POW-R-BLOK
Dual Diode Isolated Module
600 Amperes / Up to 2600 Volts
Maximum Transient Thermal Impedance
TM
Maximum On-State Forward Voltage Drop
( Tj = 150 °C )
5.00
0.07
(Junction to Case)
0.06
•
On-State Voltage - Vfm - Volts
Thermal Impedance - Zjc - °C/W
4.00
•
0.05
0.04
0.03
0.02
0.01
0
0.001
3.00
2.00
1.00
0.00
10
100
1000
10000
100000
0.01
0.1
1
10
100
Time - t - Seconds
Instantaneous On-State Current - Ifm - Amperes
Maximum On-State Power Dissipation
Maximum Allowable Case Temperature
(Sinusoidal Waveform)
700
Max. Power Dissipation Per Diode - Watts
600
500
400
300
200
100
0
0
100
200
300
400
500
600
700
Average On-State Current - If(av) - Amperes
15°
(Sinusoidal Waveform)
150
120°
180°
•
90°
60°
30°
145
Max. Case Temperature - Tcase -°C
140
135
130
125
120
115
90°
110
105
100
0
120°
180°
15°
30°
60°
•
100
200
300
400
500
600
700
Average On-State Current - If(av) - Amperes
Maximum On-State Power Dissipation
Maximum Allowable Case Temperature
(Rectangular Waveform)
1000
Max. Power Dissipation Per Diode - Watts
900
800
700
600
500
400
15°
300
200
100
0
0
200
400
600
800
1000
30°
60°
90°
120°
(Rectangular Waveform)
150
360°
•
180°
Max. Case Temperature - Tcase -°C
270°
140
130
120
110
100
90
15°
30°
60°
90°
120°
180°
270°
360°
•
80
0
200
400
600
800
1000
Average On-State Current - If(av) - Amperes
Average On-State Current - If(av) - Amperes
Revision Date: 08/01/2013
LD41__60
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
POW-R-BLOK
Dual Diode Isolated Module
600 Amperes / Up to 2600 Volts
TM
Powerex
LD41--60
Pow-R-Blok
6-Pulse Bridge
4000
0.02
0.015
0.01
Rth S-A (C/W)
Total Power Dissipation vs Maximum Rated Output Current
4000
4000
3500
0.025
3500
3500
3000
0.03
3000
3000
Total Power Dissipation (W)
2500
2500
0.04
0.05
0.06
2000
2500
2000
2000
1500
0.08
0.10
1500
1500
1000
0.12
0.15
0.20
1000
1000
500
0.30
500
500
0
0
20
40
60
80
100
120
140
0
0
500
1000
1500
0
2000
Maximum Bridge Output Current
to
Six-Pulse Bridge
Ambient Temperature (C)
Dissipation & Maximum Rated Output Current With Sink
(A)
Ambient
Circuit Total Power
Resistance of Heatsink as a Parameter.
Revision Date: 08/01/2013
Total Power Dissipation (W)
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