ND43__21
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
POW-R-BLOK
TM
Dual SCR Isolated Module
210 Amperes / Up to 2000 Volts
Description:
OUTLINE DRAWING
T - M8 THD. (3 TYP.)
M
K
U - DIA. (4 TYP.)
A
G J
K1
G1
G2
K2
AK
N
K
C
B
A
V
Q
W
S
Powerex Dual SCR 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.
TM
POW-R-BLOK
has been tested and
recognized by the Underwriters
Laboratories.
ND43__21
Dual SCR Isolated
POW-R-BLOK
TM
Module
210 Amperes / Up to 2000 Volts
P
D E
W
F
H
L
R
Features:
Electrically Isolated Heatsinking
Aluminum Nitride Insulator
Compression Bonded Elements
Metal Baseplate
Low Thermal Impedance
for Improved Current Capability
Quick Connect Gate Terminal
with Provision for Keyed Mating
Plug
UL Recognized
K1
G1
K
SCR 1
AK
SCR 2
A
G2
K2
CONNECTION DIAGRAM
ND43 Outline Dimensions
Dimension
A
B
C
D
E
F
G
H
J
K
L
M
N
P
Q
R
S
T
U
V
W
Inches
4.57
3.66
3.15
2.17
2.06
2.07
1.97
1.90
1.50
1.38
1.26
1.122
.71
.57
.625
.394
.350
M8 Metric
.250 Dia.
.110 x .032
.12
Millimeters
116
93
80.0
55.1
52.3
52.0
50.0
48.3
38.1
35.0
32.0
28.5
18.0
14.5
15.9
10.00
8.9
M8
6.35 Dia.
2.8 x 0.8
3.0
Ordering Information:
Select the complete eight digit
module part number from the table
below.
Example: ND432021 is a 2000Volt,
210 Ampere Dual SCR Isolated
TM
POW-R-BLOK
Module
Benefits:
No Additional Insulation
Components Required
Easy Installation
No Clamping Components
Required
Reduce Engineering Time
Type
ND43
Voltage
Volts
(x100)
08
10
12
14
16
18
20
Current
Amperes
(x 10)
21
Applications:
Bridge Circuits
AC & DC Motor Drives
Battery Supplies
Power Supplies
Large IGBT Circuit Front Ends
Note: Dimensions are for reference only.
Revision Date: 05/17/2010
ND43__21
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
POW-R-BLOK
TM
Dual SCR Isolated Module
210 Amperes / Up to 2000 Volts
Absolute Maximum Ratings
Characteristics
Repetitive Peak Forward and 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
180° Conduction, T
C
=92°C
180° Conduction, T
C
=92°C
60 Hz, 100% V
RRM
reapplied,Tj=130C
60 Hz, No V
RRM
reapplied,Tj=130C
60 Hz, 100% V
RRM
reapplied,Tj=25C
60 Hz, No V
RRM
reapplied,Tj=25C
Peak Three Cycle Surge Current, Non-Repetitive
Peak Ten Cycle Surge Current, Non-Repetitive
I t for Fusing for One Cycle, 8.3 milliseconds
Maximum Rate-of-Rise of On-State Current,
(Non-Repetitive)
Peak Gate Power Dissipation
Average Gate Power Dissipation
Peak Forward Gate Current
Peak Forward Gate Voltage
Peak Reverse Gate Voltage
Operating Temperature
Storage Temperature
Max. Mounting Torque, M6 Mounting Screw
Max. Mounting Torque, M8 Terminal Screw
Module Weight, Typical
V Isolation @ 25C
V
rms
2
Conditions
Symbol
V
DRM
& V
RRM
V
RSM
I
T(RMS)
I
T(AV)
I
TSM
I
TSM
I
TSM
I
TSM
I
TSM
I
TSM
It
It
di/dt
2
2
Units
up to 2000
V
RRM
+ 100
330
210
8800
10,420
10,120
11,190
4685
4040
320,000
426,720
800
2
2
V
V
A
A
A
A
A
A
A
A
A sec
A sec
A/µs
60 Hz, 100% V
RRM
reapplied,Tj=130C
60 Hz, 100% V
RRM
reapplied,Tj=130C
60 Hz, 100% V
RRM
reapplied,Tj=130C
60 Hz, 100% V
RRM
reapplied,Tj=25C
T
j
=25°C, I
G
=500mA,
V
D
=0.67 V
DRM (Rated),
I
TM
=
πI
T(AV)
,
T
r
< 0.5µs, t
p
> 6µs
P
GM
P
G(AV)
I
GFM
V
GFM
V
GRM
T
J
T
stg
16
3
4
10
5
-40 to +130
-40 to +150
45
5
110
12
840
1.85
2500
W
W
A
V
V
°C
°C
in.-Lb.
Nm
in.-Lb.
Nm
G
Lb
V
Revision Date: 05/17/2010
ND43__21
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
POW-R-BLOK
TM
Dual SCR Isolated Module
210 Amperes / Up to 2000 Volts
Electrical Characteristics, T
J
=25°C unless otherwise specified
Characteristics
Repetitive Peak Forward Leakage Current
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
DRM
I
RRM
V
FM
V
(TO)1
r
T1
V
(TO)2
r
T2
Test Conditions
Up to 2000V, T
J
=130°C
Up to 2000V, T
J
=130°C
I
TM
=625A
T
J
= 130°C, I = 15%I
T(AV)
to
πI
T(AV)
T
J
= 130°C, I =
πI
T(AV)
to I
TSM
T
J
= 130°C, I = 15%I
T(AV)
to I
TSM
V
TM
= A+ B Ln I +C I + D Sqrt I
Minimum dV/dt
Turn-On Time (Typical)
Turn-Off Time (Typical)
dV/dt
t
on
t
off
Exponential to 2/3 V
DRM
T
j
=130°C, Gate Open
I
TM
= 100A, V
D
= 100V
T
J
= 130°C, I
T
= 250A
Re-Applied dV/dt = 20V/µs
Linear to 0.8 V
DRM
T
j
=25°C, V
D
=12V
T
j
=25°C, V
D
=12V
T
j
=130°C, V
D
= ½ V
DRM
A=
B=
C=
D=
500
7
150
(Typical)
(Typical)
Min.
Max.
50
50
1.40
0.813
0.810
0.947
0.641
0.7324
9.80 E-3
5.83 E-4
6.02 E-3
V/µs
µs
µs
Units
mA
mA
V
V
mΩ
V
mΩ
Gate Trigger Current
Gate Trigger Voltage
Non-Triggering Gate Voltage
I
GT
V
GT
V
GDM
150
3.0
0.15
mA
Volts
Volts
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/τ
1
))
+ K
2
(1-exp(-t/τ
2
))
+ K
3
(1-exp(-t/τ
3
))
Thermal Resistance, Case to Sink Lubricated
R
ΘC-S
+ K
4
(1-exp(-t/τ
4
))
Per Module
K
1
= 5.27E-3
K
2
= 1.17E-2
K
3
= 5.26E-2
K
4
= 6.97E-2
Max.
0.07
0.14
τ
1
= 1.69E-4
τ
2
= 2.07E-2
τ
3
= 2.37E-1
τ
4
= 2.46
0.03
°C/W
Units
°C/W
°C/W
Revision Date: 05/17/2010
ND43__21
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
POW-R-BLOK
TM
Dual SCR Isolated Module
210 Amperes / Up to 2000 Volts
Maximum On-State Forward Voltage Drop
(Tj = 130C)
4
3.5
0.16
0.14
Maximum Transient Thermal Impedance
(Junction To Case)
On-State Voltage - Vtm - Volts
Thermal Impedance - Rjc - °C/W
3
2.5
2
1.5
1
0.5
0
10
100
1000
10000
0.12
0.10
0.08
0.06
0.04
0.02
0.00
0.001
0.01
0.1
1
10
100
Instantaneous On-State Current - It - Amperes
Time - t - Seconds
Maximum On-State Power Dissipation
(Sinusoidal Waveform)
Maximum Allowable Case Temperature
(Sinusoidal Waveform)
130
120°
Max. Power Dissipation Per SCR - Watts_
300
60°
200
30°
Max. Case Temperature - Tcase -°C_
90°
180°
120
0
180
360
110
CONDUCTION ANGLE
15°
100
15°
30°
60°
90°
120°
180°
240
260
100
0
180
360
CONDUCTION ANGLE
90
0
0
50
100
150
200
250
Average On-State Current - It(av) - Amperes
80
0
20
40
60
80
100
120
140
160
180
200
220
Average On-State Current - It(av) - Amperes
Maximum On-State Power Dissipation
(Rectangular Waveform)
500
360°
Max. Power Dissipation Per SCR - Watts_
400
180°
120°
300
30°
200
15°
60°
90°
130
Maximum Allowable Case Temperature
(Rectangular Waveform)
Max. Case Temperature - Tcase -°C_
270°
120
110
100
90
80
70
60
15°
30°
60°
90°
120°
180°
270°
360°
0
180
360
CONDUCTION ANGLE
100
0
CONDUCTION ANGLE
180
360
0
0
50
100
150
200
250
300
350
400
0
50
100
150
200
250
300
350
400
Average On-State Current - It(av) - Amperes
Average On-State Current - It(av) - Amperes
Revision Date: 05/17/2010
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