RA20
2000A
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
General Purpose Rectifier
2000 Amperes Average
5400 Volts
RA20 2000A General Purpose Rectifier
2000 Amperes Average, 5400 Volts
RA20 2000A
(Outline Drawing)
Description:
Powerex General Purpose
Rectifiers are designed for high
blocking voltage capability with low
forward voltage to minimize
conduction losses. The hermetic
Pow-R-Disc devices can be
mounted using commercially
available clamps and heatsinks.
Ordering Information:
Select the complete ten digit module part number from the table below.
Example: RA201820XX is a 1800V 2000 A General Purpose Rectifier
Typical Recovery
Time
t
RR
(µsec)
XX
Type
RA20
Voltage
V
RRM
(Volts)
10
through
54
1000V
through
5400V
Current
I
T(av)
(A)
20
Features:
Low Forward Voltage
Low Thermal Impedance
Hermetic Packaging
2
Excellent Surge and I t Ratings
2000A
25 µsec
typical
Applications:
Power Supplies
Motor Control
Free Wheeling Diode
Battery Chargers
Resistance Welding
Revision Date: 03/15/2013
RA20
2000A
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
General Purpose Rectifier
2000 Amperes Average
5400 Volts
Absolute Maximum Ratings
Characteristics
Non-Repetitive Transient Peak Reverse Blocking Voltage
RMS Forward Current, T
C
= 99°C
Average Current 180° Sine Wave, T
C
= 99°C
RMS Forward Current, T
C
= 55°C
Average Current 180° Sine Wave, T
C
= 55°C
Peak One Cycle Surge Forward Current (Non-Repetitive) 60 Hz
Peak One Cycle Surge Forward Current (Non-Repetitive) 50 Hz
3 Cycle Surge Current
10 Cycle Surge Current
I
2
t (for Fusing) for One Cycle, 60 Hz
Maximum I
2
t of Package (t = 8.3 msec)
Operating Temperature
Storage Temperature
Approximate Weight
Mounting Force
Symbol
V
RSM
I
F(RMS)
I
F(AV)
I
F(RMS)
I
F(AV)
I
FSM
I
FSM
I
FSM
I
FSM
I
2
t
I
2
t
T
J
T
stg
V
RRM
+ 200V
3140
2000
4710
3000
24000
21800
19000
15000
2.40 x 10
6
125 x 10
6
-40 to +150
-40 to +200
2.1
950
9000 to 11000
4100 to 5000
Units
Volts
Amperes
Amperes
Amperes
Amperes
Amperes
Amperes
Amperes
Amperes
A
2
sec
A
2
sec
°C
°C
lb.
G
lb.
kg.
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: 03/15/2013
RA20
2000A
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
General Purpose Rectifier
2000 Amperes Average
5400 Volts
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, Low-level
Symbol
I
RRM
V
FM
V
(TO)1
r
T1
V
(TO)2
r
T2
Test Conditions
T
J
=150°C, V
R
= V
RRM
I
FM
=3000A, Duty Cycle < 0.1 %
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
πI
F(AV)
V
FM
= A+ B Ln I +C I + D Sqrt I
V
TM
Coefficients, High-level
T
J
= 150°C, I =
πI
F(AV))
to I
FSM
V
FM
= A+ B Ln I +C I + D Sqrt I
Diode Reverse Recovery Time (Typical)
t
rr
T
C
= 25°C, I
FM
= 1500A,
di
R
/dt = -25A/µs, T
p
= 190 µs
A
1
=
B
1
=
C
1
=
D
1
=
A
2
=
B
2
=
C
2
=
D
2
=
Min.
Max.
150
1.45
0.96347
0.20721
1.76654
0.12481
0.87099
0.01029
1.852E-04
1.589E-03
10.9312
-1.82561
-1.435E-04
0.10336
25
(Typical)
µ
s
Units
mA
V
V
mΩ
V
mΩ
Thermal Characteristics
Maximum Thermal Resistance, Double Sided Cooling
Junction-to-Case
Case-to-Sink
R
Θ(J-C)
R
Θ(C-S)
Max.
0.013
0.007
Units
°C/W
°C/W
Revision Date: 03/15/2013
RA20
2000A
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
General Purpose Rectifier
2000 Amperes Average
5400 Volts
Maximum On-State Forward Voltage Drop
( Tj = 150 C )
5
0.014
Maximum Transient Thermal Impedance
(Junction to Case)
On-State Voltage - Vfm - Volts
4
Thermal Impedance - Rjc - °C/W
0.012
0.01
3
0.008
2
0.006
0.004
1
0.002
0
10
100
1000
10000
100000
0
0.0001
0.001
0.01
0.1
1
10
100
1000
Instantaneous On-State Current - Ifm - Amperes
Time - t - Seconds
Maximum On-State Power Dissipation
(Sinusoidal Waveform)
8000
7000
180°
150
90°
30°
140
Maximum Allowable Case Temperature
(Sinusoidal Waveform)
Maximum Power Dissipation - Watts
Max. Case Temperature - Tcase - °C
6000
5000
4000
3000
2000
130
120
110
100
90
80
70
60
30°
90°
180°
1000
0
0
500
1000
1500
2000
2500
3000
3500
50
0
500
1000
1500
2000
2500
3000
3500
Average On-State Current - If(av) - Amperes
Average On-State Current - If(av) - Amperes
Maximum On-State Power Dissipation
(Rectangular Waveform)
10000
360° (DC)
9000
150
Maximum Allowable Case Temperature
(Rectangular Waveform)
Maximum Power Dissipation - Watts
Max. Case Temperature - Tcase - °C
8000
120°
7000
6000
5000
4000
3000
2000
60°
180°
130
110
90
70
60°
50
120°
180°
30
360°(DC)
1000
0
0
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
0
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
Average On-State Current - If(av) - Amperes
Average On-State Current - If(av) - Amperes
Revision Date: 03/15/2013
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