Bulletin I25192 rev. C 04/00
ST780C..L SERIES
PHASE CONTROL THYRISTORS
Hockey Puk Version
Features
Center amplifying gate
Metal case with ceramic insulator
International standard case TO-200AC (B-PUK)
1350A
Typical Applications
DC motor controls
Controlled DC power supplies
AC controllers
Major Ratings and Characteristics
Parameters
I
T(AV)
@ T
hs
I
T(RMS)
@ T
hs
I
TSM
@ 50Hz
@ 60Hz
I
2
t
@ 50Hz
@ 60Hz
V
DRM
/V
RRM
t
q
T
J
typical
case style TO-200AC (B-PUK)
Units
A
°C
A
°C
A
A
KA
2
s
KA
2
s
V
µs
°C
ST780C..L
1350
55
2700
25
24400
25600
2986
2726
400 to 600
150
- 40 to 125
Document Number: 93741
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1
ST780C..L Series
Bulletin I25192 rev. C 04/00
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Voltage
Type number
Code
04
06
V
DRM
/V
RRM
, max. repetitive
peak and off-state voltage
V
400
600
V
RSM
, maximum non-
repetitive peak voltage
V
500
700
I
DRM
/I
RRM
max.
@ T
J
= T
J
max
mA
80
ST780C..L
On-state Conduction
Parameter
I
T(AV)
Max. average on-state current
@ Heatsink temperature
I
T(RMS)
Max. RMS on-state current
I
TSM
Max. peak, one-cycle
non-repetitive surge current
ST780C..L
1350 (500)
55 (85)
2700
24400
25600
20550
21500
Units Conditions
A
°C
180° conduction, half sine wave
double side (single side) cooled
DC @ 25°C heatsink temperature double side cooled
t = 10ms
A
t = 8.3ms
t = 10ms
t = 8.3ms
t = 10ms
KA
2
s
t = 8.3ms
t = 10ms
t = 8.3ms
KA
√s
2
No voltage
reapplied
100% V
RRM
reapplied
No voltage
reapplied
100% V
RRM
reapplied
Sinusoidal half wave,
Initial T
J
= T
J
max.
I t
2
Maximum I t for fusing
2
2986
2726
2112
1928
I
√t
2
Maximum I
√t
for fusing
2
29860
0.80
t = 0.1 to 10ms, no voltage reapplied
(16.7% x
π
x I
T(AV)
< I <
π
x I
T(AV)
), T
J
= T
J
max.
V
T(TO)
1
Low level value of threshold
voltage
V
T(TO)
2
High level value of threshold
voltage
r
t1
r
t2
V
TM
I
H
I
L
Low level value of on-state
V
0.90
(I >
π
x I
T(AV)
),T
J
= T
J
max.
(16.7% x
π
x I
T(AV)
< I <
π
x I
T(AV)
), T
J
= T
J
max.
mΩ
0.13
1.31
600
mA
1000
T
J
= 25°C, anode supply 12V resistive load
V
(I >
π
x I
T(AV)
),T
J
= T
J
max.
I = 3600A, T
J
= T
J
max, t = 10ms sine pulse
pk
p
0.14
slope resistance
High level value of on-state
slope resistance
Max. on-state voltage
Maximum holding current
Typical latching current
Switching
Parameter
di/dt
Max. non-repetitive rate of rise
of turned-on current
t
d
t
Typical delay time
Typical turn-off time
ST780C..L
1000
1.0
Units Conditions
A/µs
Gate drive 20V, 20Ω, t
r
≤
1µs
T
J
= T
J
max, anode voltage
≤
80% V
DRM
Gate current 1A, di
g
/dt = 1A/µs
V
d
= 0.67% V
DRM
, T
J
= 25°C
I
TM
= 750A, T
J
= T
J
max, di/dt = 60A/µs, V
R
= 50V
dv/dt = 20V/µs, Gate 0V 100Ω, t = 500µs
p
µs
q
150
Document Number: 93741
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2
ST780C..L Series
Bulletin I25192 rev. C 04/00
Blocking
Parameter
dv/dt
I
DRM
I
RRM
Maximum critical rate of rise of
off-state voltage
Max. peak reverse and off-state
leakage current
ST780C..L
500
80
Units Conditions
V/µs
mA
T
J
= T
J
max. linear to 80% rated V
DRM
T
J
= T
J
max, rated V
DRM
/V
RRM
applied
Triggering
Parameter
P
GM
I
GM
+V
GM
-V
GM
Maximum peak gate power
ST780C..L
10.0
2.0
3.0
20
Units Conditions
T
J
= T
J
max, t
≤
5ms
W
A
p
P
G(AV)
Maximum average gate power
Max. peak positive gate current
Maximum peak positive
gate voltage
Maximum peak negative
gate voltage
TYP.
200
I
GT
DC gate current required
to trigger
100
50
2.5
V
GT
DC gate voltage required
to trigger
I
GD
V
GD
DC gate current not to trigger
DC gate voltage not to trigger
1.8
1.1
T
J
= T
J
max, f = 50Hz, d% = 50
T
J
= T
J
max, t
≤
5ms
p
V
5.0
MAX.
-
200
-
-
3.0
-
10
0.25
mA
V
V
mA
T
J
= T
J
max, t
p
≤
5ms
T
J
= - 40°C
T
J
= 25°C
T
J
= 125°C
T
J
= - 40°C
T
J
= 25°C
T
J
= 125°C
Max. gate current/voltage not to
trigger is the max. value which
will not trigger any unit with rated
V
DRM
anode-to-cathode applied
Max. required gate trigger/ cur-
rent/ voltage are the lowest value
which will trigger all units 12V
anode-to-cathode applied
T
J
= T
J
max
Thermal and Mechanical Specification
Parameter
T
J
T
stg
Max. operating temperature range
Max. storage temperature range
ST780C..L
-40 to 125
-40 to 150
0.073
0.031
0.011
0.006
14700
(1500)
Units
°C
Conditions
R
thJ-hs
Max. thermal resistance,
junction to heatsink
R
thC-hs
Max. thermal resistance,
case to heatsink
F
Mounting force, ± 10%
DC operation single side cooled
K/W
DC operation double side cooled
DC operation single side cooled
DC operation double side cooled
K/W
N
(Kg)
g
wt
Approximate weight
Case style
255
TO - 200AC (B-PUK)
See Outline Table
Document Number: 93741
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3
ST780C..L Series
Bulletin I25192 rev. C 04/00
∆R
thJ-hs
Conduction
(The following table shows the increment of thermal resistence R
thJ-hs
when devices operate at different conduction angles than DC)
Sinusoidal conduction
Conduction angle
Single Side Double Side
180°
120°
90°
60°
30°
0.009
0.011
0.014
0.020
0.036
0.009
0.011
0.014
0.020
0.036
Rectangular conduction
Units
Single Side Double Side
0.006
0.011
0.015
0.021
0.036
0.006
0.011
0.015
0.021
0.036
K/W
T
J
= T
J
max.
Conditions
Ordering Information Table
Device Code
ST
1
78
2
0
3
C
4
06
5
L
6
1
7
8
C
0 Ceramic
3
Converter grade
2
Essential part
- = Voltage code: Code x
1
= Thyristor Puk number 100 = V
5
4
RRM
8
0 Puk Case TO-200AC
7
L Voltage terminals (Gate and Auxiliary Cathode Unsoldered Leads)
-(See = Eyelet Rating Table) (B-PUK)
6
Critical dv/dt: None = 500V/µsec (Standard selection)
1 = Fast-on terminals (Gate and Auxiliary Cathode Unsoldered Leads)
L
= 1000V/µsec (Special selection)
2 = Eyelet terminals (Gate and Auxiliary Cathode Soldered Leads)
3 = Fast-on terminals (Gate and Auxiliary Cathode Soldered Leads)
Document Number: 93741
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4
ST780C..L Series
Bulletin I25192 rev. C 04/00
Outline Table
0.7 (0.03) MIN.
34 (1.34) DIA. MAX.
TWO PLACES
2 7 (1 . 0 6 ) M A X .
PIN RECEPTACLE
AMP. 60598-1
0.7 (0.03) MIN.
53 (2.09) DIA. MAX.
6.2 (0.24) MIN.
20°± 5°
5 8.5 (2 .3 ) D IA . M AX .
4.7 (0.18)
Case Style TO-200AC (B-PUK)
36.5 (1.44)
2 HOLES DIA. 3.5 (0.14) x
2.5 (0.1) DEEP
CREPAGE DISTANCE 36.33 (1.430) MIN.
STRIKE DISTANCE 17.43 (0.686) MIN.
Quote between upper and lower
All dimensions in millimeters (inches)
pole pieces has to be considered
after application of Mounting Force
(see Thermal and Mechanical
Specification)
Maximum Allowable Heatsink Temp erature (°C)
130
120
110
100
90
M a x im u m A llo w a b le H e a t sin k T e m p e ra t u re (°C )
ST780C..L Series
(Single Side Cooled)
R
th J-hs
(DC) = 0.073 K/W
13 0
12 0
11 0
10 0
90
80
70
60
50
40
30
20
0
2 00
400
30°
S T 7 8 0 C ..L S e rie s
( Sin g le S id e C o o le d )
R
t hJ-hs
(D C ) = 0 .0 7 3 K/ W
C o ndu c tio n P erio d
C o ndu ct io n A ng le
80
70
60
50
40
0
200
400
600
800
1000
Average O n-sta te Curren t (A)
Fig. 1 - Current Ratings Characteristics
30°
60°
90°
120°
180°
60°
90°
1 20°
6 00
180°
DC
80 0 10 0 0 1 2 00 1 4 00
A v e ra g e O n -st a t e C u rre n t (A )
Fig. 2 - Current Ratings Characteristics
Document Number: 93741
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