TDS4__3302
Phase Control Thyristor
Powerex, Inc., 173 Pavilion Ln, Youngwood, PA 15697-1800 (724)925-7272 www.pwrx.com 3325 Amperes 4500 Volts
FEATURES:
Low On-State Voltage
High di/dt Capability
High dv/dt Capability
Hermetic Ceramic Package
Excellent Surge and I2t Ratings
APPLICATIONS:
DC Power Supplies
ORDERING INFORMATION Motor Controls
Select the complete 12 digit Part Number using the table below.
EXAMPLE: TDS4443302DH is a4400V-3325A SCR with 300ma
IGT and 12 inch gate and cathode potential leads.
PART
Voltage
Rating
Voltage
Code
Current
Rating
Current
Code
Turn-Off Gate Leads
VDRM-VRRM Itavg Tq IGT
TDS4 4500 45 3325 33 0 2
4400
44
4200
42 600us 300ma 12"
4000
40 (typ.) (max)
Revised: 5/1/2012
The TDS4 is a high voltage, high current
disc pack SCR employing a high di/dt
gate structure. This gate design allows
the SCR to be reliably operated at high
di/dt and dv/dt conditions in various
phase control applications.
Page 1 of 6
TDS4__3302
Phase Control Thyristor
Powerex, Inc., 173 Pavilion Ln, Youngwood, PA 15697-1800 (724)925-7272 www.pwrx.com 3325 Amperes 4500 Volts
Absolute Maximum Ratings
Characteristic Symbol Rating Units
Repetitive Peak Voltage
VDRM-VRRM 4000 - 4500 Volts
Average On-State Current, TC=70 °C IT(Avg.) 3325 A
RMS On-State Current, TC=70 °C IT(RMS) 5223 A
Average On-State Current, TC=55 °C IT(Avg.) 3633 A
RMS On-State Current, TC=55 °C IT(RMS) 5707 A
Peak One Cycle Surge Current, 60Hz, VR=0V ITSM 56,000 A
Peak One Cycle Surge Current, 50Hz, VR=0V ITSM 52,797 A
Fuse Coordination I2t, 60Hz I2t1.31E+07 A2s
Fuse Coordination I2t, 50Hz I2t1.39E+07 A2s
Critical Rate-of-Rise of On-State Current di/dt 100 A/us
Repetitive from .67•VDRM
Critical Rate-of-Rise of On-State Current di/dt 150 A/us
Non-Repetitive from .67•VDRM
Application Specific Repetitive di/dt Rate di/dt 400 A/us
Linear Rate to 700A followed by 10A/us to Itavg.
Peak Gate Power, 100us
PGM 16 Watts
Average Gate Power
PG(avg) 5 Watts
Operating Temperature Tj -40 to+125 °C
Storage Temperature
TStg. -50 to+150 °C
Approximate Weight 5.0 lb
2.27 Kg
Mounting Force 18,000 - 25,000 lbs
80 - 110 KNewtons
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 suitability
for use, reliability, capability or future availability of this product.
Page 2 of 6
TDS4__3302
Phase Control Thyristor
Powerex, Inc., 173 Pavilion Ln, Youngwood, PA 15697-1800 (724)925-7272 www.pwrx.com 3325 Amperes 4500 Volts
Electrical Characteristics, Tj=25°C unless otherwise specified
Rating
Characteristic Symbol Test Conditions min typ max Units
Repetitive Peak Forward
Leakage Current
IDRM Tj=125°C, VDRM=Rated 300 ma
Repetitive Peak Reverse
Leakage Current
IRRM Tj=125°C, VRRM=Rated 300 ma
Peak On-State Voltage
VTM
Tj=125°C, ITM=
4000 A1.77 V
VTM Model, Low Level V0Tj=125°C 0.991 V
VTM = VO + r•ITM r15% ITM - π•ITM 0.196 mΩ
VTM Model, High Level V0Tj=125°C 0.772 V
VTM = VO + r•ITM r π•ITM - ITSM 0.218 mΩ
VTM Model, High Level
4-Term A Tj=125°C 0.132
VTM=A + B•Ln(ITM) + B15%ITM - ITSM 0.181
C•(ITM) + D•(ITM)½C 2.57E-04
D -1.41E-02
Turn-On Delay Time
tdVD = 0.5•VDRM 3us
Gate Drive: 40V - 20Ω
Turn-Off Time (typ) tq Tj=125°C 600 us
dv/dt = 20V/us to 80% VDRM
dv/dt(Crit) dv/dt Tj=125°C Exp. Waveform 2000 V/us
VD =67% Rated
Gate Trigger Current
IGT
Tj=25°C VD = 12V
40 100 300 ma
Gate Trigger Voltage
VGT 0.8 2.0 4.0 V
Peak Reverse Gate Voltage
VGRM 5 V
Thermal Characteristics
Rating
Characteristic Symbol Test Conditions min typ max Units
Thermal Resistance
Junction to Case
RΘjc Double side cooled 0.0055 0.006 °C/Watt
Case to Sink
RΘcs Double side cooled 0.001 0.0015 °C/Watt
Thermal Impedance Model
ZΘjc Double side cooled
ZΘjc(t) = Σ(A(N)•(1-exp(-t/Tau(N)))) where: N = 1 2 3 4
A(N) = 1.43E-04 9.38E-04 2.42E-03 2.50E-03
Tau(N) = 2.62E-03 2.31E-02 3.05E-01 3.30E+00
Page 3 of 6
TDS4__3302
Phase Control Thyristor
Powerex, Inc., 173 Pavilion Ln, Youngwood, PA 15697-1800 (724)925-7272 www.pwrx.com 3325 Amperes 4500 Volts
0.00
1.00
2.00
3.00
100 1000 10000
VTM (V)
ITM (A)
Maximum On-State Voltage Drop
Tj = 125°C
0.00E+00
1.00E-03
2.00E-03
3.00E-03
4.00E-03
5.00E-03
6.00E-03
7.00E-03
0.001 0.01 0.1 1 10 100
Thermal Impedance (°C/Watt)
Time (sec)
Maximum Transient Thermal Impedance
Page 4 of 6
TDS4__3302
Phase Control Thyristor
Powerex, Inc., 173 Pavilion Ln, Youngwood, PA 15697-1800 (724)925-7272 www.pwrx.com 3325 Amperes 4500 Volts
0
2000
4000
6000
8000
10000
12000
0 1000 2000 3000 4000
Pavg (Watts)
Iavg (A)
Maximum On-State Power Dissipation
Sinusoidal Waveform
60° 90° 120° 180°
0° 180° 360°
CONDUCTION ANGLE
60
70
80
90
100
110
120
130
0 1000 2000 3000 4000
Tc (°C)
Iavg (A)
Maximum Allowable Case Temperature
Sinusoidal Waveform
60° 90° 120° 180°
0° 180° 360°
CONDUCTION ANGLE
Page 5 of 6
TDS4__3302
Phase Control Thyristor
Powerex, Inc., 173 Pavilion Ln, Youngwood, PA 15697-1800 (724)925-7272 www.pwrx.com 3325 Amperes 4500 Volts
0
2000
4000
6000
8000
10000
12000
14000
0 1000 2000 3000 4000 5000 6000
Pavg (Watts)
Iavg (A)
Maximum On-State Power Dissipation
Square Waveform
60° 90° 120° 180°
0° 180° 360°
CONDUCTION ANGLE
360°
60
70
80
90
100
110
120
130
01000 2000 3000 4000 5000 6000
Tc (°C)
Iavg (A)
Maximum Allowable Case Temperature
Square Waveform
60° 90° 120° 180°
0° 180° 360°
CONDUCTION ANGLE
360°
Page 6 of 6
