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Bulletin I25161 rev. B 01/94
ST280S SERIES
PHASE CONTROL THYRISTORS Stud Version
Features
Center amplifying gate Hermetic metal case with glass-metal seal insulator International standard case TO-209AB (TO-93) Threaded studs UNF 3/4 - 16UNF2A or ISO M16x1.5 Compression Bonded Encapsulation for heavy duty operations such as severe thermal cycling
280A
Typical Applications
DC motor controls Controlled DC power supplies AC controllers
Major Ratings and Characteristics
Parameters
IT(AV) @ TC IT(RMS) ITSM @ 50Hz @ 60Hz I 2t @ 50Hz @ 60Hz V DRM/V RRM tq TJ typical
ST280S
280 85 440 7850 8220 308 281 400 to 600 100 - 40 to 125
Units
A C A A A KA2s KA2s V s C
case style TO-209AB (TO-93)
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1
ST280S Series
Bulletin I25161 rev. B 01/94
ELECTRICAL SPECIFICATIONS Voltage Ratings
Voltage Type number Code
04 06
VDRM /VRRM , max. repetitive peak and off-state voltage V
400 600
VRSM , maximum nonrepetitive peak voltage V
500 700
I DRM /I RRM max.
@ T J = TJ max
mA
30
ST280S
On-state Conduction
Parameter
IT(AV) Max. average on-state current @ Case temperature IT(RMS) Max. RMS on-state current ITSM Max. peak, one-cycle non-repetitive surge current
ST280S
280 85 440 7850 8220 6600 6900
Units Conditions
A C A DC @ 75C case temperature t = 10ms t = 8.3ms A t = 10ms t = 8.3ms t = 10ms KA2 s t = 8.3ms t = 10ms t = 8.3ms KA2 s No voltage reapplied 100% VRRM reapplied No voltage reapplied 100% VRRM reapplied Sinusoidal half wave, Initial TJ = TJ max. 180 conduction, half sine wave
I2 t
Maximum
I2t
for fusing
310 220 218 200
I2 t
Maximum I2t for fusing
3100 0.84
t = 0.1 to 10ms, no voltage reapplied (16.7% x x IT(AV) < I < x IT(AV)), TJ = TJ max.
VT(TO)1 Low level value of threshold voltage VT(T O)2 High level value of threshold voltage r
t1
V 0.88 (I > x IT(AV)),TJ = TJ max. (16.7% x x IT(AV) < I < x IT(AV)), TJ = TJ max. m 0.47 1.28 600 1000 (300) mA T J = 25C, anode supply 12V resistive load V (I > x IT(AV)),TJ = TJ max. I = 880A, TJ = TJ max, t = 10ms sine pulse
pk p
Low level value of on-state slope resistance
0.50
r
t2
High level value of on-state slope resistance
VTM IH IL
Max. on-state voltage Maximum holding current Max. (typical) latching current
Switching
Parameter
di/dt Max. non-repetitive rate of rise of turned-on current Typical delay time Typical turn-off time
ST280S
1000 1.0
Units Conditions
A/s Gate drive 20V, 20, tr 1s T J = TJ max, anode voltage 80% VDRM Gate current 1A, di /dt = 1A/s
g
td t
q
s 100
V = 0.67% VDRM, TJ = 25C
d
ITM = 300A, T J = TJ max, di/dt = 20A/s, VR = 50V dv/dt = 20V/s, Gate 0V 100, tp = 500s
2
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ST280S Series
Bulletin I25161 rev. B 01/94
Blocking
Parameter
dv/dt IDRM IRRM Maximum critical rate of rise of off-state voltage Max. peak reverse and off-state leakage current
ST280S
500 30
Units Conditions
V/s mA TJ = TJ max linear to 80% rated VDRM TJ = TJ max, rated V DRM/V RRM applied
Triggering
Parameter
PGM IGM +VGM -V GM Maximum peak gate power
ST280S
10.0 2.0 3.0 20
Units Conditions
W A T J = TJ max, t 5ms
p
PG(AV) Maximum average gate power Max. peak positive gate current Maximum peak positive gate voltage Maximum peak negative gate voltage TYP. IGT DC gate current required to trigger 180 90 40 VGT DC gate voltage required to trigger 2.9 1.8 1.2 IGD VGD DC gate current not to trigger DC gate voltage not to trigger
T J = TJ max, f = 50Hz, d% = 50 T J = TJ max, t 5ms
p
V 5.0 MAX. 150 3.0 10 0.25 mA V V mA
TJ = TJ max, t 5ms
p
T J = - 40C T J = 25C T J = 125C T J = - 40C T J = 25C T J = 125C Max. gate current/ voltage not to trigger is the max. value which will not trigger any unit with rated VDRM anode-to-cathode applied Max. required gate trigger/ current/ voltage are the lowest value which will trigger all units 12V anode-to-cathode applied
TJ = TJ max
Thermal and Mechanical Specification
Parameter
TJ Tstg Max. operating temperature range Max. storage temperature range
ST280S
-40 to 125 -40 to 150 0.105
Units
C
Conditions
RthJC Max. thermal resistance, junction to case RthCS Max. thermal resistance, case to heatsink T Mounting torque, 10%
DC operation K/W
0.04 31 (275) 24.5 (210)
Mounting surface, smooth, flat and greased
Non lubricated threads Nm (lbf-in) Lubricated threads g See Outline Table
wt
Approximate weight Case style
280
TO - 209AB (TO-93)
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3
ST280S Series
Bulletin I25161 rev. B 01/94
RthJC Conduction
(The following table shows the increment of thermal resistence RthJC when devices operate at different conduction angles than DC)
Conduction angle
180 120 90 60 30
Sinusoidal conduction Rectangular conduction Units
0.016 0.019 0.025 0.036 0.060 0.012 0.020 0.027 0.037 0.060 K/W
Conditions
TJ = TJ max.
Ordering Information Table
Device Code
ST
1
28
2
0
3
S
4
06
5
P
6
0
7
V
8 9
1 2 3 4 5 6
-
Thyristor Essential part number 0 = Converter grade S = Compression bonding Stud Voltage code: Code x 100 = VRRM (See Voltage Rating Table) P = Stud base 16UNF threads M = Stud base metric threads (M16 x 1.5)
7
-
0 = Eyelet terminals (Gate and Auxiliary Cathode Leads) 1 = Fast - on terminals (Gate and Auxiliary Cathode Leads) 2 = Flag terminals (For Cathode and Gate Terminals)
8 9
-
V = Glass-metal seal Critical dv/dt: None = 500V/sec (Standard selection) L = 1000V/sec (Special selection)
4
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ST280S Series
Bulletin I25161 rev. B 01/94
Outline Table
GLASS METAL SEAL
19 (0.75) MAX. 8.5 (0.33) DIA. 4.3 (0.17) DIA.
MI N. (0. 9.5 (0.8 6) 22 MI N. 37)
4 (0.16) MAX.
FLEXIBLE LEAD C.S. 25mm 2 (0.039 s.i.) RED SILICON RUBBER 10 (0. 39) RED CATHODE C.S. 0.4mm (0.0006 s.i.) WHITE GATE 2
Fast-on Terminals
+I 210 (8.26)
AMP. 280000-1 REF-250
90 (3. 54) MIN.
RED SHRINK
220 (8.66) + 10 (0.39) WHITE SHRINK
38 .5 (1.52)
16 (0.63) MAX.
MAX.
28.5 (1.12) MAX. DIA.
27.5 (1.0 8)
MAX.
SW 32 3/4"-16UNF-2A * 35 (1.38) MAX.
Case Style TO-209AB (TO-93)
All dimensions in millimeters (inches)
* FOR METRIC DEVICE : M16 x 1.5 - LENGHT 21 (0.83) MAX.
GLASS-METAL SEAL FLAG TERMINALS
22 (0.89) 14 (0.55) DIA. 6.5 (0.25) 13 (0 .51) 80 (3.15) MAX. 1.5 (0.06) DIA. 3 8.5 (1.52) MAX . DIA. 28.5 (1.12) MAX. 27 .5 (1.08) MAX. 1 6 ( 0.63 ) MAX . SW 32 3/4"-16UNF-2A* *FOR METRIC DEVICE. M16 X 1.5 - LENGHT 21 (0.83) MAX.
Case Style TO-209AB (TO-93) Flag
All dimensions in millimeters (inches)
3 (0.12)
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5
ST280S Series
Bulletin I25161 rev. B 01/94
Maximum Allowable Case Temperature (C) 130 ST280S Series R thJC (DC) = 0.105 K/W 120
Maximum Allowable Case Temperature (C) 130 120 110
Conduction Period
ST280S Series R thJC (DC) = 0.105 K/W
110
Conduction Angle
100 90 30 80 70 0 50 100 150 200 250 300 350 400 450 Average On-state Current (A)
Fig. 2 - Current Ratings Characteristics
100
90
30
60
60 90 120 180 DC
90 200
120 250
80 0 50 100 150 Average On-state Current (A)
180 300
Fig. 1 - Current Ratings Characteristics
Maximum Average On-state Power Loss (W)
350 300
250
180 120 90 60 30 RMS Limit
Conduction Angle
S R th
0. 16
0. 2
0 .2
K/ W K/ W
A
.1 =0 W K/
5K
0. 3
/W
a elt -D
200
150
0.4 K/ W
K/ W
R
100 50 0
0 50 100 150 200 250
0.6 K/ W 0.8 K /W
1.2 K /W
ST280S Series TJ = 125C
300 25
50
75
100
125
Average On-state Current (A)
Maximum Allowable Ambient Temperature (C)
Fig. 3 - On-state Power Loss Characteristics
Maximum Average On-state Power Loss (W)
500 450
400
350 300
250
DC 180 120 90 60 30
R th
200 RMS Limit 150 100 50 0
0
Conduction Period
0. 08 K/ W 0. 12 K/ W 0.1 6K /W 0.2 K/W 0.3 K /W 0 .4 K/W
0.6 K/
ST280S Series TJ = 125C
1 K/W
06 0.
W
W K/
SA
= 3K 0 .0 /W -D a el t R
50 100 150 200 250 300 350 400 450 25
50
75
100
125
Average On-state Current (A)
Maximum Allowable Ambient Temperature (C)
Fig. 4 - On-state Power Loss Characteristics
6
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ST280S Series
Bulletin I25161 rev. B 01/94
Peak Half Sine Wave On-state Current (A) At Any Rated Load Condition And With Rated VRRM Applied Following Surge. Initial TJ = 125C @ 60 Hz 0.0083 s @ 50 Hz 0.0100 s Peak Half Sine Wave On-sta te Current (A) 7000 6500 6000 5500 5000 4500 4000 3500 3000 1 10 100
Number Of Equal Amplitude Half Cycle Current Pulses (N)
7000 6500 6000 5500 5000 4500 4000 3500 3000 1
At Any Rated Load Condition And With Rated VRRM Applied Following Surge. Initial TJ = 125C @ 60 Hz 0.0083 s @ 50 Hz 0.0100 s
ST280S Series
ST280S Series
10
100
Number Of Equal Amplitude Half Cycle Current Pulses (N)
Fig. 5 - Maximum Non-Repetitive Surge Current
Fig. 6 - Maximum Non-Repetitive Surge Current
10000 Instantaneous On-state Current (A) T J= 25C T J = 125C
1000
ST280S Series
100 0.5
1
1.5
2
2.5
3
3.5
4
Instantaneous On-state Voltage (V)
Fig. 7 - On-state Voltage Drop Characteristics
Transient Thermal Impedance Z thJC (K/W) 1 Steady State Value R thJC = 0.105 K/W (DC Operation) 0.1
0.01 ST280S Series
0.001 0.001
0.01
0.1 Square Wave Pulse Duration (s)
1
10
Fig. 8 - Thermal Impedance ZthJC Characteristic
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7
ST280S Series
Bulletin I25161 rev. B 01/94
100 Instantaneous Gate Voltage (V) Rectangular gate pulse a) Recommended load line for rated di/dt : 20V, 10ohms; tr<=1 s b) Recommended load line for <=30% rated di/dt : 10V, 10ohms 10 tr<=1 s (b)
Tj=-40 C
(1) (2) (3) (4) (a)
PGM = 10W, PGM = 20W, PGM = 40W, PGM = 60W,
tp = 4ms tp = 2ms tp = 1ms tp = 0.66ms
Tj=25 C
Tj=125 C
1 VGD IGD 0. 1 0.001 0. 01
(1)
(2)
(3) (4)
Device: ST280S Series 0.1 1
Frequency Limited by PG(AV) 10 100
Instantaneous Gate Current (A)
Fig. 9 - Gate Characteristics
8
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