Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 POW-R-BLOK
http://www.pwrx.com
Dual Diode Isolated Module
LD41__60
TM
600 Amperes / Up to 2600 Volts
OUTLINE DRAWING
R
J F
Q - DIA. (4
TYP.)
E
3
CONNECTION DIAGRAM
Ordering Information:
Select the complete eight-digit
module part number from the table
below.
Example: LD412460 is a 2400V,
600 Ampere Dual Diode Isolated
POW-R-BLOK
A
B
C
3
2
L H
TM
Module.
P - M10 THD (3
TYP.)
1
S
N
Type
LD41 08
Voltage
12 to 26
Volts
(x100)
10
Current
Amperes
(x10)
60
K DG
M
12
LD41__60
Dual Diode
POW-R-BLOKTM Module
600 Amperes / 800-2600 Volts
LD41 Outline Dimensions
Dimension Inches Millimeters
A 5.91 150.0
B 4.88 124.0
C 4.41 112.0
D 2.36 60.0
E 2.05 52.0
F 1.97 50.0
G 1.89 48.0
H 1.73 44.0
J 1.22 31.0
K 1.10 28.0
L 1.00 25.4
M 0.69 17.5
N 0.39 10.0
P M10 Metric M10
Q 0.26 Dia. 6.5 Dia.
R 0.24 6.0
S 0.12 3.0
T .110 x .032 2.5 x 0.8
Note: Dimensions are for reference only.
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.
POW-R-BLOK
recognized by the Underwriters
Laboratories.
TM
has been tested and
Features:
Electrically Isolated Heatsinking
Aluminum Nitride Isolator
Compression Bonded Elements
Metal Baseplate
Low Thermal Impedance
for Improved Current Capability
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: 01/14/2010
A
2
2
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 POW-R-BLOK
http://www.pwrx.com
Dual Diode Isolated Module
600 Amperes / Up to 2600 Volts
LD41__60
TM
Absolute Maximum Ratings
Characteristics Conditions Symbol Units
Repetitive Peak Reverse Blocking Voltage V
Non-Repetitive Peak Reverse Blocking Voltage
V
(t < 5 msec)
RMS Forward Current
verage Forward Current 180° Conduction, TC=106°C I
Peak One Cycle Surge Current, Non-Repetitive
Peak Three Cycle Surge Current, Non-Repetitive 60 Hz, 100%V
Peak Ten Cycle Surge Current, Non-Repetitive 60 Hz, 100% V
I2t for Fusing for One Cycle
60 Hz, 100% V
50 Hz, 100% V
8.3 milliseconds
reapplied
RRM
reapplied
RRM
reapplied I
RRM
reapplied I
RRM
10 milliseconds
Operating Temperature TJ -40 to +150 °C
Storage Temperature T
Max. Mounting Torque, M6 Mounting Screw
Max. Mounting Torque, M10 Terminal Screw
Module Weight, Typical 1500 g
3.30 lb
V Isolation @ 25C
up to 2600 V
RRM
V
RSM
I
950
F(RMS)
600 A
F(AV)
I
FSM
I
FSM
15,500 A
FSM
13,000 A
FSM
I
t
2
t
I
-40 to +150 °C
stg
V
rms
+ 100 V
RRM
A
21000
19000
1,840,000
1,810,000
55
6
110
12
A
A
A
sec
2
sec
A
in. – Lb.
Nm
in. – Lb.
Nm
3000 V
Revision Date: 01/14/2010
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 POW-R-BLOK
http://www.pwrx.com
Dual Diode Isolated Module
600 Amperes / Up to 2600 Volts
LD41__60
TM
Electrical Characteristics, TJ=25°C unless otherwise specified
Characteristics Symbol Test Conditions Min.
Repetitive Peak Reverse Leakage Current I
Peak On-State Voltage VFM
Threshold Voltage, Low-level
Slope Resistance, Low-level
Threshold Voltage, High-level
Slope Resistance, High-level
VTM Coefficients, Full Range
Up to 2600V, TJ=150°C 40 mA
RRM
1.19 V
A =
B =
C =
V
V
(TO)1
r
T1
(TO)2
r
T2
T
=150°C, IFM=1800A
J
T
= 150°C, I = 15%I
J
T
= 150°C, I = πI
J
T
= 150°C, I = 15%I
J
F(AV)
F(AV)
= A+ B Ln I +C I + D Sqrt I
V
TM
F(AV)
to πI
to I
to I
FSM
F(AV)
FSM
D =
Max.
0.747
0.243
0.914
0.145
5.05E-01
3.44E-02
8.13E-05
6.57E-03
Units
V
mΩ
V
mΩ
Thermal Characteristics
Characteristics Symbol
Thermal Resistance, Junction to Case
Thermal Impedance Coefficients
Thermal Resistance, Case to Sink Lubricated
R
Z
R
ΘJ-C
ΘJ-C
ΘC-S
Max.
Per Module, both conducting
Per Junction, both conducting
Z
= K1 (1-exp(-t/τ1))
ΘJ-C
(1-exp(-t/τ2))
+ K
2
(1-exp(-t/τ3))
+ K
3
(1-exp(-t/τ4))
+ K
4
Per Module 0.01 °C/W
K
= 8.03E-04
1
K2 = 1.03E-02
K3 = 1.64E-02
K4 = 3.75E-02
0.0325
0.0650
τ
= 3.39E-04
1
τ2 = 3.15E-03
τ3 = 1.06E-01
= 2.066
τ
4
Revision Date: 01/14/2010
Units
°C/W
°C/W
E
(
)
E
E
E
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 POW-R-BLOK
http://www.pwrx.com
Dual Diode Isolated Module
LD41__60
TM
600 Amperes / Up to 2600 Volts
Maximum On-State Forward Voltage Drop
( Tj = 150 °C )
5.00
4.00
3.00
2.00
On-State Voltage - Vfm - Volts
1.00
0.00
10 100 1000 10000 100000
Instantaneous On-State Current - Ifm - Amperes
0.07
0.06
0.05
0.04
0.03
0.02
Thermal Impedance -Zjc - °C/W
0.01
0
0.001 0.01 0.1 1 10 100
Maximum Transient Thermal Impedance
(Junction to Case)
Time - t - Seconds
Maximum On-State Power Dissipation
Sinusoidal Waveform
700
600
500
400
300
200
Max. Power Dissipation Per Diode - Watts
100
0
0 100 200 300 400 500 600 700
Average On-State Current -If(av) - Amperes
30°
15°
90°
60°
0
CONDUCTION ANGL
Maximum On-State Power Dissipation
180
120°
360
(Rectangular Waveform)
1000
900
800
700
600
500
400
300
Max. Power Dissipation Per Diode -Watts
200
100
0
0 100 200 300 400 500 600 700 800 900 1000
15°
Average On-State Current - If(av) - Amperes
60°
30°
120°
90°
0
CONDUCTION ANGL
270°
180°
180
180°
360°
360
Maximum Allowable Case Temperature
(Sinusoidal Waveform)
150
145
140
135
130
125
120
115
110
Max. Case Temperature - Tcase -°C
105
100
0 100 200 300 400 500 600 700
15°
Average On-State Current - If(av) - Amperes
0
30°
CONDUCTION ANGL
60°
180
90°
120°
360
180°
Maximum Allowable Case Temperature
(Rectangular Waveform)
150
140
130
120
110
100
Max. Case Temperature - Tcase -°C
90
80
0 200 400 600 800 1000
15°
30°
60°
0
CONDUCTION ANGL
90°
120°
Average On-State Current -If(av) - Amperes
180°
180
270°
360
360°
Revision Date: 01/14/2010
0.15
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 POW-R-BLOK
http://www.pwrx.com
Dual Diode Isolated Module
LD41__60
TM
600 Amperes / Up to 2600 Volts
Total Power Dissipation (W)
4000
3500
3000
2500
2000
1500
1000
500
0.02
0.025
0.03
0.04
0.05
0.06
0.08
0.10
0.12
0.20
0.30
Powerex LD41--60 Pow-R-Blok 6-Pulse Bridge
0.015
0.01
Rth S-A (C/W)
Total Power Dissipation vs Maximum Rated Output Current
4000
3500
3000
2500
2000
1500
1000
500
0
0 20 40 60 80 100 120 140
Ambient Temperature (C)
0
0 500 1000 1500 2000
Maximum Bridge Output Current (A)
Six-Pulse Bridge Circuit Total Power Dissipation & Maximum Rated Output Current With Sink to Ambient
Resistance of Heatsink as a Parameter.
4000
3500
3000
2500
2000
1500
Total Power Dissipation (W)
1000
500
0
Revision Date: 01/14/2010
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