PRELIMINARY
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
www.pwrx.com
Single Diode Isolated Module
2500 Amperes / Up to 2400 Volts
Description:
Powerex Single 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.
Features:
T
Electrically Isolated Heatsinking
T
Compression Bonded Elements
T
Metal Baseplate
T
Low Thermal Impedance
for Improved Current Capability
Benefits:
T
No Additional Insulation
Components Required
T
Easy Installation
T
No Clamping Components
Required
T
Reduce Engineering Time
Applications:
T
Bridge Circuits
T
AC & DC Motor Drives
T
Battery Supplies
T
Power Supplies
T
Large IGBT Circuit Front Ends
11/06/2002
PS41__25
Ordering Information
:
Select the complete eight-digit
module part number from the table
below.
Example: PS412425 is a 2400 Volt,
2500A Average Dual Diode
Isolated POW-R-BLOK
TM
Module
Type
Voltage
Volts (x100)
Current
Amperes
(x100)
PS41
18
20
22
24
25
PRELIMINARY
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
Single Diode Isolated Module
2500 Amperes / Up to 2400 Volts
Absolute Maximum Ratings
Characteristics Conditions
Symbol
Units
Repetitive Peak Reverse Blocking Voltage
V
RRM
Up to 2400
V
Non-Repetitive Peak Blocking Voltage
(t < 5 msec)
V
RSM
V
RRM
+ 100V
V
RMS Current Per Diode
(180
o
Conduction)
180
Conduction, T
C
=90
C
180
Conduction, T
C
=92
C
180
Conduction, T
C
=98
C
180
Conduction, T
C
=104
C
I
F(RMS)
I
F(RMS)
I
F(RMS)
I
F(RMS)
3925
3768
3454
3140
A
A
A
A
Average Forward Current Per Diode
(180
o
Conduction)
180
Conduction, T
C
=90
C
180
Conduction, T
C
=92
C
180
Conduction, T
C
=98
C
180
Conduction, T
C
=104
C
I
F(AV)
I
F(AV)
I
F(AV)
I
F(AV)
2500
2400
2200
2000
A
A
A
A
Peak One Cycle Surge Current, Non-Repetitive
Tj = 25C, Vr = 0
60 Hz
50 Hz
I
FSM
I
FSM
90,000
83,000
A
A
Peak One Cycle Surge Current, Non-Repetitive
Tj = 25C, Vr = Vrrm
60 Hz
50 Hz
I
FSM
I
FSM
61,000
55,600
A
A
Peak One Cycle Surge Current, Non-Repetitive
Tj = 125C, Vr = 0
60 Hz
50 Hz
I
FSM
I
FSM
79,600
72,600
A
A
Peak One Cycle Surge Current, Non-Repetitive
Tj = 125C, Vr = Vrrm
60 Hz
50 Hz
I
FSM
I
FSM
53,000
48,400
A
A
Peak Three Cycle Surge Current, Non-Repetitive
60 Hz, Tj = 125C, Vr = Vrrm
I
FSM
42,000 A
Peak Ten Cycle Surge Current, Non-Repetitive
60 Hz, Tj = 125C, Vr = Vrrm
I
FSM
33,500
A
I
2
t for Fusing for One Cycle
Tj = 125C, Vr = Vrrm
8.3 milliseconds
10 milliseconds
I
2
t
I
2
t
11.7 x 10
6
11.7 x 10
6
A
2
sec
A
2
sec
Operating Temperature
T
J
-40
to
+150
C
Storage Temperature
T
stg
-40
to
+150
C
Max. Mounting Torque, M6 Mounting Screw
132
15
in. Lb.
Nm
Max. Mounting Torque, M10 Terminal Screw
106
12
in. Lb.
Nm
Module Weight, Typical
455
g
11.75
lb
V Isolation @ 25C
V
rms
3000 V
11/06/2002
PS41__25
PRELIMINARY
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
Single Diode Isolated Module
2500 Amperes / Up to 2400 Volts
Electrical Characteristics, T
J
=25
C unless otherwise specified
Characteristics Symbol
Test
Conditions
Min.
Max.
Units
Repetitive Peak Reverse Leakage Current
I
RRM
Up to 2400V, T
J
=125
C
200
mA
Peak On-State Voltage
V
FM
I
FM
=3000A, T
J
=150
C
1.00
V
Threshold Voltage, Low-level
Slope Resistance, Low-level
V
(TO)1
r
T1
T
J
= 150
C, I = 15%I
T(AV)
to
I
T(AV)
0.681
0.051
V
m
Threshold Voltage, High-level
Slope Resistance, High-level
V
(TO)2
r
T2
T
J
= 150
C, I =
I
T(AV)
to I
TSM
0.681
0.051
V
m
V
FM
Coefficients, Full Range
T
J
= 150
C, I = 50A to 10kA
V
FM
= A+ B Ln I +C I + D Sqrt I
A =
B =
C =
D =
0.6245
1.68 E-02
6.74 E-05
-2.44 E-03
Typical Reverse Recovery Time
trr
T
J
= 25
C, I
fm
= 3000A.
dI
r
/dt = 25 A/us, t
p
= 190 us
22 us
Thermal Characteristics
Characteristics Symbol
Max.
Units
Thermal Resistance, Junction to Case
R
J-C
Per Module
0.024
C/W
Thermal Impedance Coefficients
Z
J-C
Z
J-C
= K
1
(1-exp(-t/
t
1
))
+ K
2
(1-exp(-t/
t
2
))
+ K
3
(1-exp(-t/
t
3
))
+ K
4
(1-exp(-t/
t
4
))
K
1
= 4.05 E-04
K
2
= 5.19 E-03
K
3
= 1.63 E-02
K
4
=2.13 E-03
t
1
= 6.24 E-03
t
2
= 2.46 E-01
t
3
= 8.20
t
4
= 35.3
Thermal Resistance, Case to Sink Lubricated
R
C-S
Per Module
0.009
C/W
11/06/2002
PS41__25
PRELIMINARY
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
Single Diode Module
2500 Amperes / Up to 2400 Volts
11/06/2002
PS41__25
Typical On-State Forward Voltage Drop
0
0.5
1
1.5
2
2.5
3
3.5
4
100
1000
10000
100000
Instantaneous On-State Current - If - Amperes
O
n
-
S
ta
t
e
V
o
l
t
a
g
e
-
V
f
-
V
o
l
t
s
(Tj = 150C)
Maximum Transient Thermal Impedance
0.000
0.005
0.010
0.015
0.020
0.025
0.001
0.01
0.1
1
10
100
1000
Time - t - Seconds
T
her
m
a
l
I
m
pe
da
nc
e
-
R
j
c
-
C
/W
(Junction To Case)
0
180
360
CONDUCTION ANGLE
Maximum On-State Power Dissipation
30
90
180
0
500
1000
1500
2000
2500
0
500
1000
1500
2000
2500
Average On-State Current - If(av) - Amperes
Max. Po
w
e
r
Diss
i
p
at
io
n
Per
Dio
d
e
-
W
a
t
t
s
_
(Sinusoidal Waveform)
0
180
360
CONDUCTION ANGLE
Maximum Allowable Case Temperature
90
30
180
80
90
100
110
120
130
140
150
0
500
1000
1500
2000
2500
Average On-State Current - If(av) - Amperes
M
ax.
Cas
e
T
e
m
p
era
t
u
r
e -
Tca
se -
C_
(Sinusoidal Waveform)
0
180
360
CONDUCTION ANGLE
Maximum On-State Power Dissipation
360
180
120
60
90
0
500
1000
1500
2000
2500
3000
3500
4000
0
500
1000
1500
2000
2500
3000
3500
4000
Average On-State Current - If(av) - Amperes
M
ax.
Po
w
e
r
Di
ss
i
p
at
i
o
n
Pe
r
Di
o
d
e
-
Wa
tt
s_
(Rectangular Waveform)
0
180
360
CONDUCTION ANGLE
Maximum Allowable Case Temperature
180
120
90
60
360
60
70
80
90
100
110
120
130
140
150
0
500
1000
1500
2000
2500
3000
3500
4000
Average On-State Current - If(av) - Amperes
Max
.
C
ase
Temper
atur
e
-
Tc
ase
-
C
_
(Rectangular Waveform)
PRELIMINARY
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
Single Diode Module
2500 Amperes / Up to 2400 Volts
11/06/2002
PS41__25
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