T7H8
650A
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
Phase Control SCR
650 Amperes Average
1800 Volts
T7H8 650A Phase Control SCR
650 Amperes Average, 1800 Volts
T7H8 650A
(Outline Drawing)
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.
Ordering Information:
Select the complete 12 digit module part number from the table below.
Example: T7H8166504DN is a 1600V 650A Phase Control SCR.
Type
T7H8
Voltage
V
RRM
(Volts)
02
through
18
200V
through
1800V
Current
I
T(av)
(A)
65
Turn-off Time
t
q
(µsec)
0
Gate Current
I
GT
(mA)
4
Lead
Code
Features:
Low On-State Voltage
High di/dt Capability
High dv/dt Capability
Hermetic Packaging
Excellent Surge and I
2
t Ratings
DN
650A
150 µsec
typical
150 mA
8”
Applications:
Power Supplies
Motor Control
Revision Date: 08/25/2008
T7H8
650A
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
Phase Control SCR
650 Amperes Average
1800 Volts
Absolute Maximum Ratings
Characteristics
Non-Repetitive Transient Peak Reverse Blocking Voltage
RMS On-State Current, T
C
= 65°C
Average Current 180° Sine Wave, T
C
= 65°C
RMS On-State Current, T
C
= 55°C
Average Current 180° Sine Wave, T
C
= 55°C
Peak One Cycle Surge On-State Current (Non-Repetitive) 60 Hz
Peak One Cycle Surge On-State Current (Non-Repetitive) 50 Hz
Critical Rate-of-rise of On-State Current (Non-Repetitive)
Critical Rate-of-rise of On-State Current (Repetitive)
I t (for Fusing) for One Cycle, 60 Hz
Peak Gate Power Dissipation
Average Gate Power Dissipation
Operating Temperature
Storage Temperature
Approximate Weight
Mounting Force
2
Symbol
V
RSM
I
T(RMS)
I
T(AV)
I
T(RMS)
I
T(AV)
I
TSM
I
TSM
di/dt
di/dt
It
P
GM
P
G(av)
T
J
T
stg
2
Units
V
RRM
+ 100V
1020
650
1125
715
9000
8200
600
150
338,000
16
3
-40 to +125
-40 to +150
4
113
2000 to 2400
900 to 1090
Volts
Amperes
Amperes
Amperes
Amperes
Amperes
Amperes
A/μsec
A/μsec
A sec
Watts
Watts
°C
°C
oz.
g
lb.
kg.
2
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: 08/25/2008
T7H8
650A
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
Phase Control SCR
650 Amperes Average
1800 Volts
Electrical Characteristics, T
J
=25°C unless otherwise specified
Characteristics
Repetitive Peak Reverse Leakage Current
Repetitive Peak Forward 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
I
DRM
V
TM
V
(TO)1
r
T1
V
(TO)2
r
T2
Test Conditions
T
J
=125°C, V
R
= V
RRM
T
J
=125°C, V
D
= V
DRM
I
FM
=625A peak,
Duty Cycle < 0.1 %
T
J
= 125°C, I = 15%I
T(AV)
to
π
I
T(AV)
T
J
= 125°C, I =
π
I
T(AV)
to I
TSM
T
J
= 125°C, I = 15%I
T(AV)
to
π
I
T(AV)
V
TM
= A+ B Ln(I) +C(I) + D Sqrt(I)
Typical Turn-On Time
Typical Turn-Off Time
t
on
t
q
I
T
= 100A, V
D
= 100 V
T
j
= 125°C, I
T
= 250A,
di
R
/dt = 25A/µs Reapplied
dv/dt = 20 V/µs Linear to 80% V
DRM
T
J
= 125°C
T
J
= 25°C, V
D
= 12 V
T
J
= 25°C, V
D
= 12 V
T
J
= 125°C, V
D
= V
DRM
300
150
3.0
0.15
4
5
A=
B=
C=
D=
7
150
1.0336
0.62862
1.68191
0.36847
1.41917
-0.1663
1.243 E-04
0.04196
µ
s
µ
s
V
mΩ
V
mΩ
Min.
Typ.
Max.
30
30
1.50
Units
mA
mA
V
Minimum Critical dv/dt – Exponential to V
DRM
Gate Trigger Current
Gate Trigger Voltage
Non-Triggering Gate Voltage
Peak Forward Gate Current
Peak Reverse Gate Voltage
dv/dt
I
GT
V
GT
V
GDM
I
GTM
V
GRM
V/µ
s
mA
V
V
A
V
Thermal Characteristics
Maximum Thermal Resistance, Double Sided Cooling
Junction-to-Case
Case-to-Sink
R
Θ(J-C)
R
Θ(C-S)
Max.
0.04
0.02
Units
°C/W
°C/W
Revision Date: 08/25/2008
T7H8
650A
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
www.pwrx.com
Phase Control SCR
650 Amperes Average
1800 Volts
Maximum On-State Forward Voltage Drop
( Tj = 125 C )
5
Maximum Transient Thermal Impedance
(Junction to Case)
.045
.040
4
Thermal Impedance - Rjc - °C/W
10
100
1000
10000
On-State Voltage - Vtm - Volts
.035
.030
.025
.020
.015
.010
.005
3
2
1
0
Instantaneous On-State Current - Itm - Amperes
.000
0.0001
0.001
0.01
0.1
Time - t - Seconds
1
Maximum On-State Power Dissipation
1600
1400
120°
1200
1000
800
600
400
200
0
0
100
200
300
400
500
600
700
Average On-State Current - It(av) - Amperes
15°
60°
30°
90°
(Sinusoidal Waveform)
Maximum Allowable Case Temperature
(Sinusoidal Waveform)
130
180°
Maximum Power Dissipation Per SCR - Watts
120
Max. Case Temperature - Tcase -
°C
110
100
90
80
15°
70
60
50
0
100
200
300
400
500
600
700
Average On-State Current - It(av) - Amperes
30°
60°
90°
120°
180°
Maximum On-State Power Dissipation
(Rectangular Waveform)
2000
1800
Maximum Power Dissipation Per SCR - Watts
1600
1400
1200
1000
15°
800
600
400
200
0
0
200
400
600
800
1000
1200
Average On-State Current - It(av) - Amperes
30°
90°
60°
120°
180°
270°
Maximum Allowable Case Temperature
(Rectangular Waveform)
130
360°
Max. Case Temperature - Tcase -
°C
120
110
100
90
80
70
60
50
40
0
200
400
600
800
Average On-State Current - It(av) - Amperes
1000
1200
15°
30°
60°
90°
120°
180°
270°
360°C
Revision Date: 08/25/2008
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