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TO-209AC (TO-94)
Vishay High Power Products
Inverter Grade Thyristors
(Stud Version), 105 A
FEATURES
• All diffused design
• Center amplifying gate
• Guaranteed high dV/dt
• Guaranteed high dI/dt
• High surge current capability
• Low thermal impedance
• High speed performance
• Compression bonding
• Lead (Pb)-free
• Designed and qualified for industrial level
ST103SP Series
RoHS
COMPLIANT
PRODUCT SUMMARY
I
T(AV)
105 A
TYPICAL APPLICATIONS
•Inverters
• Choppers
• Induction heating
• All types of force-commutated converters
MAJOR RATINGS AND CHARACTERISTICS
PARAMETER TEST CONDITIONS VALUES UNITS
I
T(AV)
I
T(RMS)
I
TSM
2
t
I
V
DRM/VRRM
t
Range 10 to 25 µs
q
T
J
T
C
50 Hz 3000
60 Hz 3150
50 Hz 45
60 Hz 41
105 A
85 °C
165
A
kA2s
400 to 800 V
- 40 to 125 °C
ELECTRICAL SPECIFICATIONS
VOLTAGE RATINGS
V
TYPE NUMBER
ST103S
Document Number: 94365 For technical questions, contact: ind-modules@vishay.com
Revision: 29-Apr-08 1
VOLTAGE
CODE
04 400 500
08 800 900
DRM/VRRM
REPETITIVE PEAK VOLTAGE
, MAXIMUM
V
V
, MAXIMUM
NON-REPETITIVE PEAK VOLTAGE
RSM
V
I
DRM/IRRM
AT T
= TJ MAXIMUM
J
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MAXIMUM
mA
30

ST103SP Series
Vishay High Power Products
Inverter Grade Thyristors
(Stud Version), 105 A
CURRENT CARRYING CAPABILITY
I
FREQUENCY UNITS
180° el
TM
180° el
50 Hz 280 180 440 330 4730 3630
400 Hz 310 200 470 300 2500 1850
1000 Hz 320 200 480 310 1530 1090
2500 Hz 340 210 490 320 840 580
Recovery voltage V
r
Voltage before turn-on V
d
50 50 50
V
DRM
Rise of on-state current dI/dt 50 - - A/µs
Case temperature 60 85 60 85 60 85 °C
Equivalent values for RC circuit 22/0.15 22/0.15 22/0.15 Ω/µF
ON-STATE CONDUCTION
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum average on-state current
at case temperature
Maximum RMS on-state current I
Maximum peak, one half cycle,
non-repetitive surge current
2
Maximum I
Maximum I
t for fusing I2t
2
√t for fusing I2√t t = 0.1 to 10 ms, no voltage reapplied 450 kA2√s
Maximum peak on-state voltage V
Low level value of threshold voltage V
High level value of threshold voltage V
Low level value of forward slope resistance r
High level value of forward slope resistance r
Maximum holding current I
Typical latching current I
I
T(AV)
T(RMS)
I
TSM
TM
T(TO)1
T(TO)2
t1
t2
H
L
180° conduction, half sine wave
DC at 76 °C case temperature 165
t = 10 ms
t = 8.3 ms 3150
t = 10 ms
t = 8.3 ms 2650
t = 10 ms
t = 8.3 ms 41
t = 10 ms
t = 8.3 ms 29
No voltage
reapplied
100 % V
reapplied
No voltage
reapplied
100 % V
reapplied
ITM = 300 A, TJ = TJ maximum,
t
= 10 ms sine wave pulse
p
(16.7 % x π x I
T
= TJ maximum
J
(I > π x I
T(AV)
(16.7 % x π x I
T
= TJ maximum
J
(I > π x I
T(AV)
< I < π x I
T(AV)
), TJ = TJ maximum 1.35
< I < π x I
T(AV)
), TJ = TJ maximum 1.30
TJ = 25 °C, IT > 30 A 600
TJ = 25 °C, VA = 12 V, Ra = 6 Ω, IG = 1 A 1000
V
DRM
I
TM
RRM
Sinusoidal half wave,
initial T
RRM
),
T(AV)
),
T(AV)
100 µs
V
= TJ maximum
J
DRM
I
TM
105 A
85 °C
3000
2530
45
32
1.73
1.32
1.40
A
V
kA
mΩ
mA
A
2
s
V
www.vishay.com For technical questions, contact: ind-modules@vishay.com
Document Number: 94365
2 Revision: 29-Apr-08

ST103SP Series
Inverter Grade Thyristors
Vishay High Power Products
(Stud Version), 105 A
SWITCHING
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum non-repetitive rate of
rise of turned on current
Typical delay time t
Maximum turn-off time
minimum
maximum 25
dI/dt T
d
t
q
BLOCKING
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum critical rate of rise of
off-state voltage
Maximum peak reverse and off-state
leakage current
dV/dt
I
RRM
I
DRM
TRIGGERING
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum peak gate power P
Maximum average gate power P
Maximum peak positive gate current I
Maximum peak positive gate voltage + V
Maximum peak negative gate voltage - V
Maximum DC gate currrent required to trigger I
Maximum DC gate voltage required to trigger V
Maximum DC gate current not to trigger I
Maximum DC gate voltage not to trigger V
GM
G(AV)
GM
GM
GM
GT
GT
GD
GD
= TJ maximum, V
J
TJ = 25 °C, VDM = Rated V
= Rated V
DRM
, ITM = 2 x dI/dt 1000 A/µs
DRM
, ITM = 50 A DC, tp = 1 µs
DRM
Resistive load, gate pulse: 10 V, 5 Ω source
TJ = TJ maximum, ITM = 100 A, commutating dI/dt = 10 A/µs
= 50 V, tp = 200 µs, dV/dt: See table in device code
V
R
T
= TJ maximum, linear to 80 % V
J
DRM
,
higher value available on request
,
TJ = TJ maximum, rated V
DRM/VRRM
applied 30 mA
TJ = TJ maximum, f = 50 Hz, d% = 50
TJ = TJ maximum, tp ≤ 5 ms
TJ = 25 °C, VA = 12 V, Ra = 6 Ω
TJ = TJ maximum, rated V
DRM
applied
0.80
10
µs
500 V/µs
40
5
W
5A
20
5
V
200 mA
3V
20 mA
0.25 V
THERMAL AND MECHANICAL SPECIFICATIONS
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum junction operating
temperature range
Maximum storage temperature range T
Maximum thermal resistance,
junction to case
Maximum thermal resistance,
case to heatsink
T
J
Stg
R
thJC
R
thCS
DC operation 0.195
Mounting surface, smooth, flat and greased 0.08
Non-lubricated threads
Mounting torque, ± 10 %
Lubricated threads
Approximate weight 130 g
Case style See dimensions - link at the end of datasheet TO-209AC (TO-94)
Document Number: 94365 For technical questions, contact: ind-modules@vishay.com
Revision: 29-Apr-08 3
- 40 to 125
- 40 to 150
15.5
(137)
(120)
°C
K/W
N · m
(lbf ⋅ in)
14
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ST103SP Series
Vishay High Power Products
Inverter Grade Thyristors
(Stud Version), 105 A
ΔR
CONDUCTION ANGLE SINUSOIDAL CONDUCTION RECTANGULAR CONDUCTION TEST CONDITIONS UNITS
Note
• The table above shows the increment of thermal resistance R
CONDUCTION
thJC
180° 0.034 0.025
120° 0.040 0.042
90° 0.052 0.056
60° 0.076 0.079
30° 0.126 0.127
130
120
110
100
Temperature (°C)
90
Maximum Allowable Case
80
030
Fig. 1 - Current Ratings Characteristics Fig. 2 - Current Ratings Characteristics
ST103S Series
(DC) = 0.195 K/W
R
thJC
Conduction angle
60°30° 90° 120° 180°
10 40 7020 50 80
60
Average On-State Current (A)
Ø
90
100 110
T
= TJ maximum K/W
J
when devices operate at different conduction angles than DC
thJC
130
120
110
100
90
Temperature (°C)
80
Maximum Allowable Case
70
060
ST103S Series
(DC) = 0.195 K/W
R
thJC
30° 60° 90° 120° 180°
20 80 14040 100 160
Average On-State Current (A)
Ø
Conduction period
DC
120
180
180
160
140
120
100
80
60
Power Loss (W)
40
Maximum Average On-State
20
0
030
180°
120°
90°
60°
30°
RMS limit
10 40 7020 50 80
Average On-State Current (A)
Conduction angle
ST083S Series
= 125 °C
T
J
60
Ø
90
100 110
180
160
140
120
100
80
60
Power Loss (W)
40
Maximum Average On-state
20
0
25 50 75 100 125
0.3 K/W
0.4 K/W
0.5 K/W
0.8 K/W
1.2 K/W
0.2 K/W
Maximum Allowable Ambient Temperature (°C)
R
thSA
= 0.1 K/W - ΔR
Fig. 3 - On-State Power Loss Characteristics
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Document Number: 94365
4 Revision: 29-Apr-08

ST103SP Series
260
240
220
200
180
160
140
120
100
80
Power Loss (W)
60
Maximum Average On-State
40
20
0
0
DC
180°
120°
90°
60°
30°
604020 80
Average On-State Current (A)
2800
2600
2400
2200
2000
1800
1600
On-State Current (A)
Peak Half Sine Wave
1400
1200
At any rated load condition and with
rated V
ST103S Series
1 10 100
applied following surge
RRM
Number of Equal Amplitude Half Cycle
Current Pulses (N)
Fig. 5 - Maximum Non-Repetitive Surge Current
Inverter Grade Thyristors
(Stud Version), 105 A
RMS limit
Ø
Conduction angle
ST103S Series
= 125 °C
T
J
100 120
140 160 180
Fig. 4 - On-State Power Loss Characteristics
Initial TJ = 125 °C
at 60 Hz 0.0083 s
at 50 Hz 0.0100 s
Vishay High Power Products
260
240
220
200
180
0.3 K/W
160
0.4 K/W
140
0.5 K/W
120
100
80
Power Loss (W)
Maximum Average On-State
1.2 K/W
60
40
20
0
25 50 75 100 125
Maximum Allowable Ambient Temperature (°C)
10 000
1000
Instantaneous On-State Current (A)
100
123456
Fig. 7 - On-State Voltage Drop Characteristics
R
0.2 K/W
0.8 K/W
thSA
= 0.1 K/W - ΔR
TJ = 25 °C
Instantaneous On-State Voltage (V)
TJ = 125 °C
ST103S Series
3000
2800
2600
2400
2200
2000
1800
On-State Current (A)
1600
Peak Half Sine Wave
1400
1200
0.01 0.1 1
Maximum non repetitive surge current
versus pulse train duration. Control of
conduction may not be maintained.
ST103S Series
Fig. 6 - Maximum Non-Repetitive Surge Current
Initial TJ = 125 °C
No voltage reapplied
Rated V
RRM
Pulse Train Duration (s)
reapplied
1
Steady state value
= 0.195 K/W
R
thJC
(DC operation)
0.1
- Transient
thJC
Z
Thermal Impedance (K/W)
0.01
0.01 0.1 1 100.001
Square Wave Pulse Duration (s)
Fig. 8 - Thermal Impedance Z
ST103S Series
Characteristic
thJC
Document Number: 94365 For technical questions, contact: ind-modules@vishay.com
www.vishay.com
Revision: 29-Apr-08 5

ST103SP Series
Vishay High Power Products
160
ST103S Series
140
= 125 °C
T
J
120
100
80
60
- Maximum Reverse
rr
Recovery Charge (µC)
Q
40
20
2010 30 40 50 60 70 80 90 100
dI/dt - Rate of Fall of On-State Current (A/µs)
Fig. 9 - Reverse Recovered Charge Characteristics Fig. 10 - Reverse Recovery Current Characteristics
10 000
1000
2000
5000
10 000
Peak On-State Current (A)
ITM = 500 A
1000
ITM = 50 A
ST103S Series
Sinusoidal pulse
t
p
T
ITM = 300 A
Snubber circuit
R
s
C
s
V
D
= 60 °C
C
Inverter Grade Thyristors
(Stud Version), 105 A
ITM = 200 A
ITM = 100 A
= 22 Ω
= 0.15 µF
= 80 % V
DRM
50 Hz100200400
120
110
100
90
80
ITM = 500 A
= 300 A
I
TM
= 200 A
I
TM
= 100 A
I
TM
= 50 A
I
TM
70
60
50
40
30
20
10
- Maximum Reverse Recovery Current (A
rr
I
2010 30 40 50 60 70 80 90 100
dI/dt - Rate of Fall of Forward Current (A/µs)
ST103S Series
T
= 125 °C
J
10000
ST103S Series
Sinusoidal pulse
t
= 85 °C
T
p
C
Snubber circuit
= 22 Ω
R
s
= 0.15 µF
C
s
= 80 % V
V
1000
10 000
5000
2000
1000
D
Peak On-State Current (A)
DRM
50 Hz100200400
100
10 100 1000 10 000
Pulse Basewidth (µs)
100
10 100 1000 10 000
Pulse Basewidth (µs)
Fig. 11 - Frequency Characteristics
10 000
Peak On-State Current (A)
1000
100
Snubber circuit
= 22 Ω
R
s
= 0.15 µF
C
s
= 80 % V
V
D
5000
ST103S Series
Trapezoidal pulse
= 60 °C
T
C
t
p
dI/dt = 50 A/µs
DRM
1500
2500
1000
400
200
100
50 Hz
10 100 1000 10 000
Pulse Basewidth (µs)
10 000
Snubber circuit
= 22 Ω
R
s
= 0.15 µF
C
s
= 80 % V
V
D
DRM
1000
1500
5000
2500
Peak On-State Current (A)
100
10 100 1000 10 000
Pulse Basewidth (µs)
1000
t
p
400
ST103S Series
Trapezoidal pulse
= 85 °C
T
C
dI/dt = 50 A/µs
50 Hz
200
100
Fig. 12 - Frequency Characteristics
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Document Number: 94365
6 Revision: 29-Apr-08

ST103SP Series
10 000
1000
Snubber circuit
= 22 Ω
R
s
= 0.15 µF
C
s
= 80 % V
V
D
5000
10 000
DRM
1500
2500
ST103S Series
Peak On-State Current (A)
100
Trapezoidal pulse
T
C
t
p
dI/dt = 100 A/µs
= 60 °C
10 100 1000 10 000
Pulse Basewidth (µs)
100 000
10 000
1000
0.1
0.2
1000
0.5
1
Inverter Grade Thyristors
400
200
100
20 joules per pulse
10
5
3
2
(Stud Version), 105 A
50 Hz
Fig. 13 - Frequency Characteristics
Vishay High Power Products
10 000
1000
Peak On-State Current (A)
100
10 100 1000 10 000
100 000
10 000
1000
ST103S Series
Trapezoidal pulse
= 85 °C
T
C
t
p
dI/dt = 100 A/µs
5000
10 000
2500
Pulse Basewidth (µs)
ST103S Series
Rectangular pulse
t
dI/dt = 50 A/µs
p
0.1
0.2
1500
0.5
1000
1
400
3
2
Snubber circuit
= 22 Ω
R
s
= 0.15 µF
C
s
= 80 % V
V
D
20 joules per pulse
5
200
10
100
DRM
50 Hz
100
Peak On-State Current (A)
10
10 100 1000 10 000
ST103S Series
Sinusoidal pulse
t
p
Pulse Basewidth (µs)
100
Rectangular gate pulse
a) Recommended load line for
rated di/dt: 20 V, 10 Ω; t
b) Recommended load line for
≤ 30 % rated di/dt: 10 V, 10 Ω
10
t
≤ 1 µs
r
1
Instantaneous Gate Voltage (V)
0.1
0.001
100
Peak On-State Current (A)
10
10 100 1000 10 000
Pulse Basewidth (µs)
Fig. 14 - Maximum On-State Energy Power Loss Characteristics
(1) PGM = 10 W, tp = 20 ms
= 20 W, tp = 10 ms
(2) P
≤ 1 µs
r
(a)
(b)
T
J
T
J
= 25 °C
= 40 °C
Frequency limited by P
T
J
= 125 °C
V
GD
I
GD
Device: ST103S Series
GM
= 40 W, tp = 5 ms
(3) P
GM
= 60 W, tp = 3.3 ms
(4) P
GM
(1) (2)
G(AV)
(3)
(4)
0.01 0.1 1 10 100
Instantaneous Gate Current (A)
Fig. 15 - Gate Characteristics
Document Number: 94365 For technical questions, contact: ind-modules@vishay.com
www.vishay.com
Revision: 29-Apr-08 7

ST103SP Series
Vishay High Power Products
ORDERING INFORMATION TABLE
Device code
ST 10 3 S 08 P F N 0 P
324
1
- Thyristor
2
- Essential part number
3
- 3 = Fast turn-off
4
- S = Compression bonding stud
5
- Voltage code x 100 = V
6
- P = Stud base 1/2"-20UNF-2A
7
- Reapplied dV/dt code (for tq test conditions)
8
-tq code
9
- 0 = Eyelet terminals
(gate and aux. cathode leads)
1 = Fast-on terminals
(gate and aux. cathode leads)
10 -
Lead (Pb)-free
Inverter Grade Thyristors
(Stud Version), 105 A
51
678910
(see Voltage ratings table)
RRM
dV/dt - tq combinations available
dV/dt (V/µs) 20 50 100 200 400
10
12
15
(µs)
t
q
18
20
25
* Standard part number.
All other types available only on request.
CN
CM
CL
CP
CK
DN
DM
DL
DP
DK
EN
EM
EL
EP
EK
FN*
FM
FL*
FP
FK
----
-
HM
HL
HP
HK
HJ
LINKS TO RELATED DOCUMENTS
Dimensions http://www.vishay.com/doc?95003
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8 Revision: 29-Apr-08
Document Number: 94365