Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 Phase Control SCR
www.pwrx.com 750 Amperes Average
2400 Volts
Revision Date: 04/20/2009
T820
750A
T820 750A (Outline Drawing)
Ordering Information:
Select the complete 12 digit module part number from the table below.
Example: T820167504DH is a 1600V 750A Phase Control SCR.
Voltage Current Turn-off Tim e Gate Current Lead
Type VRRM
(Volts) IT(av)
(A) tq
(µsec) IGT
(mA) Code
T820 02
through
24
200V
through
2400V
75
750A
0
200 µsec
(Typical)
4
150 mA
DH
12”
Description:
Powerex Silicon Controlled
Rectifiers (SCR) are designed for
phase control applications. These
are all-diffused, Press-Pak,
hermetic Pow-R-Disc devices
employing the field proven
amplifying gate.
Features:
Low On-State Voltage
High di/dt Capability
High dv/dt Capability
Hermetic Packaging
Excellent Surge and I2t Ratings
Applications:
Power Supplies
Motor Control
T820 750A Phase Control SCR
750 Amperes Average, 2400 Volts
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 Phase Control SCR
www.pwrx.com 750 Amperes Average
2400 Volts
Revision Date: 04/20/2009
T820
750A
Absolute Maximum Ratings
Characteristics Symbol Units
Non-Repetitive Transient Peak Reverse Blocking Voltage VRSM V
RRM + 100V Volts
RMS On-State Current, TC = 70°C IT(RMS) 1175 Amperes
A
verage Current 180° Sine Wave, TC = 70°C IT(AV) 750 Amperes
RMS On-State Current, TC = 55°C IT(RMS) 1500 Amperes
A
verage Current 180° Sine Wave, TC = 55°C IT(AV) 960 Amperes
Peak One Cycle Surge On-State Current (Non-Repetitive) 60 Hz ITSM 12,000 Amperes
Peak One Cycle Surge On-State Current (Non-Repetitive) 50 Hz ITSM 10,950 Amperes
Critical Rate-of-rise of On-State Current (Non-Repetitive) di/dt 400 A/μsec
Critical Rate-of-rise of On-State Current (Repetitive) di/dt 150 A/μsec
I
2
t (for Fusing) for One Cycle, 60 Hz I
2
t 600,000 A
2
sec
Peak Gate Power Dissipation PGM 16 Watts
A
verage Gate Power Dissipation PG(av) 3 Watts
Operating Temperature TJ -40 to +125 °C
Storage Temperature Tstg -40 to +150 °C
A
pproximate Weight 8 oz.
227 g
Mounting Force 3000 to 3500 lb.
1360 to 1590 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 suitabilit y of use, reliability, capability,
or future availability of this product.
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 Phase Control SCR
www.pwrx.com 750 Amperes Average
2400 Volts
Revision Date: 04/20/2009
T820
750A
Thermal Characteristics
Maximum Thermal Resistance, Double Sided Cooling Max. Units
Junction-to-Case
Case-to-Sink RΘ(J-C)
RΘ
(
C-S
)
0.037
0.020
°C/W
°C/W
Electrical Characteristics, TJ=25° C unless otherwise specified
Characteristics Symbol Test Conditions Min.
Typ. Max.
Units
Repetitive Peak Reverse Leakage Current IRRM T
J=125°C, VR = VRRM 60 mA
Repetitive Peak Forward Leakage Current IDRM T
J=125°C, VD = VDRM 60 mA
Peak On-State Voltage VTM I
FM=1500A peak,
Duty Cycle < 0.1 %
1.65 V
Threshold Voltage, Low-level
Slope Resistance, Low-level
V(TO)1
rT1 TJ = 125°C, I = 15%IT(AV) to
π
IT(AV) 0.97268
0.4950
V
mΩ
Threshold Voltage, High-level
Slope Resistance, High-level
V(TO)2
rT2 TJ = 125°C, I =
π
IT(AV) to ITSM 1.2785
0.3365
V
mΩ
VTM Coefficients, Low-level
TJ = 125°C, I = 15%IT(AV) to πIT(AV)
VTM = A+ B Ln(I) +C(I) + D Sqrt(I)
A =
B =
C =
D =
0.50605
0.073285
2.864 E-04
0.007176
VTM Coefficients, High-level
TJ = 125°C, I = πIT(AV) to ITSM
VTM = A+ B Ln(I) +C(I) + D Sqrt(I)
A =
B =
C =
D =
-10.717
2.2006
7.43 E-04
-0.12418
Typical Turn-On Time ton IT = 1000A, VD = 600 V 5 µs
Typical Turn-Off Time tq T
j = 125°C, IT = 250A,
diR/dt = 50A/µs Reapplied
dv/dt = 20 V/µs Linear to 80% VDRM
200
µs
Minimum Critical dv/dt – Exponential to VDRM dv/dt TJ = 125°C 300 V/µs
Gate Trigger Current IGT TJ = 25°C, VD = 12 V 150 mA
Gate Trigger Voltage VGT TJ = 25°C, VD = 12 V 3.0 V
Non-Triggering Gate Voltage VGDM TJ = 125°C, VD = VDRM 0.15 V
Peak Forward Gate Current IGTM 4 A
Peak Reverse Gate Voltage VGRM 5 V
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 Phase Control SCR
www.pwrx.com 750 Amperes Average
2400 Volts
Revision Date: 04/20/2009
T820
750A
0
1
2
3
4
5
10 100 1000 10000 100000
On-State Voltage - Vtm - Volts
Instantaneous On-State Current - Itm - Amperes
Maximum On-S tate Forw ard Voltage Drop
( Tj = 125 °C )
0
0.005
0.01
0.015
0.02
0.025
0.03
0.035
0.04
0.0001 0.001 0.01 0.1 1 10
Thermal Impedance -Rjc - °C/W
Time -t - Seconds
Maximum Transient Ther mal Im pedance
(Junct ion to Case)
15°
30°
60°
90°
120° 180°
0
200
400
600
800
1000
1200
1400
1600
0 100 200 300 400 500 600 700 800
Maximum Power Dissi pation Per SCR - W atts
Average On-Stat e Current - It(av) - Amperes
Maximum On-State Pow er Dissipation
(Si nusoidal Waveform)
15°
30° 60°
90° 120° 180°
50
60
70
80
90
100
110
120
130
0 100 200 300 400 500 600 700 800 900
Max. Case Temperature -Tcase -°C
Average On-Stat e Current - It(av) - Amperes
Maximum Al low able Case Temper ature
(Si nusoida l Waveform)
15°
30°
60°
90° 120°
180°
270° 360°
0
200
400
600
800
1000
1200
1400
1600
1800
2000
0 200 400 600 800 1000 1200 1400
Maximum Power Dissi pation Per SCR - W atts
Average On-State Current - It (av) - Amper es
Maximum On-State Power Dissipation
(Rectangu lar Waveform)
15° 30° 60° 90° 120° 180° 270° 360°C
40
50
60
70
80
90
100
110
120
130
0 200 400 600 800 1000 1200 1400
Max. Case Temperature -Tcase -°C
Average On-Stat e Current - It(av) - Amperes
Maximum A llow able Case Temper atur e
(Rectangu lar Waveform)
