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ND431825
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK Dual SCR Isolated Module 250 Amperes / 1800 Volts
TM
OUTLINE DRAWING
T - M8 THD. (3 TYP.) M K U - DIA. (4 TYP.)
Description:
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. ND431825 Dual SCR Isolated TM POW-R-BLOK Module 250 Amperes / 1800 Volts
A
GJ
K1 G1 G2 K2
AK
N
K
C B A V P DE L R Q W
S
W F
H
Features:
T T T T T Electrically Isolated Heatsinking Aluminum Nitride Insulator Compression Bonded Elements Metal Baseplate Low Thermal Impedance for Improved Current Capability T Quick Connect Gate Terminal with Provision for Keyed Mating Plug T 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 1.35 1.122 .71 .57 .625 .394 .350 M8 Metric .22 Dia. .110 x .032 .12 Millimeters 116 93 80.0 55.1 52.3 52.0 50.0 48.3 38.1 35.0 34.3 28.5 18.0 14.5 15.9 10.00 8.9 M8 5.6 Dia. 2.8 x 0.8 3.0
Ordering Information:
Select the complete eight digit module part number from the table below. Example: ND431825 is a 1800Volt, 250 Ampere Dual SCR Isolated TM POW-R-BLOK Module
Benefits:
T No Additional Insulation Components Required T Easy Installation T No Clamping Components Required T Reduce Engineering Time
Type
ND43
Voltage Volts (x100)
18
Current Amperes (x 10)
25
Applications:
T T T T T Bridge Circuits AC & DC Motor Drives Battery Supplies Power Supplies Large IGBT Circuit Front Ends
Note: Dimensions are for reference only.
Revision Date: 11/1/2001
ND431825
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK Dual SCR Isolated Module 250 Amperes / 1800 Volts
TM
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 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 Vrms Tj=25C, IG=500mA, VD=0.67 VDRM (Rated), ITM= IT(AV), Tr < 0.5s, tp > 6s
2
Conditions
Symbol VDRM & VRRM VRSM 1800 1900 393 250 8800 4685 4040 322,000 800
Units V V A A A A A A sec A/s
2
180 Conduction, TC=84C 180 Conduction, TC=84C 60 Hz, 100% VRRM reapplied 60 Hz, 100%VRRM reapplied 60 Hz, 100% VRRM reapplied
IT(RMS) IT(AV) ITSM ITSM ITSM It di/dt
2
PGM PG(AV) IGFM VGFM VGRM TJ Tstg
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: 11/1/2001
ND431825
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK Dual SCR Isolated Module 250 Amperes / 1800 Volts
TM
Electrical Characteristics, TJ=25C 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 VTM Coefficients, Full Range Symbol IDRM IRRM VFM V(TO)1 rT1 V(TO)2 rT2 Test Conditions 1800V, TJ=130C 1800V, TJ=130C ITM=625A TJ = 130C, I = 15%IT(AV) to IT(AV) TJ = 130C, I = IT(AV) to ITSM TJ = 130C, I = 15%IT(AV) to ITSM VTM = A+ B Ln I +C I + D Sqrt I Minimum dV/dt Turn-On Time (Typical) Turn-Off Time (Typical) dV/dt ton t off Exponential to 2/3 VDRM Tj=130C, Gate Open ITM = 100A, VD = 100V TJ = 130C, IT= 250A Re-Applied dV/dt = 20V/s Linear to 0.8 VDRM Tj=25C, VD=12V Tj=25C, VD=12V Tj=130C, VD= 1/2 VDRM A= B= C= D= 500 7 150 (Typical) (Typical) Min. Max. 50 50 1.40 0.877 0.731 1.125 0.377 0.695 4.272E-02 2.951E-04 8.766E-03 V/s s s Units mA mA V V m V m
Gate Trigger Current Gate Trigger Voltage Non-Triggering Gate Voltage
IGT VGT VGDM
150 3.0 0.15
mA Volts Volts
Thermal Characteristics
Characteristics Thermal Resistance, Junction to Case Thermal Impedance Coefficients Symbol RJ-C ZJ-C Per Module, both conducting Per Junction both conducting ZJ-C= K1 (1-exp(-t/1)) + K2 (1-exp(-t/2)) + K3 (1-exp(-t/3)) Thermal Resistance, Case to Sink Lubricated RC-S + K4 (1-exp(-t/4)) Per Module K1 = 5.27E-3 K2 = 1.17E-2 K3 = 5.26E-2 K4 = 6.97E-2 Max. 0.07 0.14 1 = 1.69E-4 2 = 2.07E-2 3 = 2.37E-1 4 = 2.46 0.03 C/W Units C/W C/W
Revision Date: 11/1/2001
ND431825
Powerex, Inc., Hillis Street, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK Dual SCR Isolated Module 250 Amperes / 1800 Volts
TM
Maximum On-State Forward Voltage Drop
( Tj = 130 C )
5
Maximum Transient Thermal Impedance
(Junction to Case)
.14000 .12000
On-State Voltage - Vtm - Volts
Thermal Impedance - Rjc - C/W
10 100 1000 10000
4
.10000 .08000 .06000 .04000 .02000
3
2
1
0
.00000 .00010
.00100
.01000
.10000
1.00000
10.00000
100.00000
Instantaneous On-State Current - Itm - Amperes
Time - t - Seconds
Maximum On-State Power Dissipation
(Sinusoidal Waveform) 350 300 250 60 200 30 150 100 50 0 0 50 100 150 200 250 Average On-State Current - It(av) - Amperes 15 90 120
Maximum Allowable Case Temperature
(Sinusoidal Waveform)
130 125
180
Max. Case Temperature - Tcase -C_
Max. Power Dissipation Per SCR - Watts_
120 115 110 105 100 95 90 85 80 0 50 100 150 200 250 15 30 60 90 120 180
0 180 360
CONDUCTION ANGLE
0
180
360
CONDUCTION ANGLE
Average On-State Current - It(av) - Amperes
Maximum On-State Power Dissipation
(Rectangular Waveform) 500 450
Maximum Allowable Case Temperature
(Rectangular Waveform)
130
360
Max. Power Dissipation Per SCR - Watts_
400 350 300 250 200 150 100 50 0 0 50 100 150 200 250
0
180 120 60 30 15 90
Max. Case Temperature - Tcase -C_
270
120 110 100 90 80 70 60 15
0 180 360
CONDUCTION ANGLE
30
60
90 120 180 270 360
CONDUCTION ANGLE
180
360
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: 11/1/2001

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