Bulletin I25173 rev. B 03/94
ST303S SERIES
INVERTER GRADE THYRISTORS
Stud Version
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
300A
Typical Applications
Inverters
Choppers
Induction heating
All types of force-commutated converters
Major Ratings and Characteristics
Parameters
I
T(AV)
@ T
C
I
T(RMS)
I
TSM
@ 50Hz
@ 60Hz
I
2
t
@ 50Hz
@ 60Hz
V
DRM
/V
RRM
t
q
range (*)
T
J
q
ST303S
300
65
471
7950
8320
316
288
400 to 1200
10 to 30
- 40 to 125
Units
A
擄C
A
A
A
KA
2
s
KA
2
s
V
碌s
擄C
case style
TO-209AE (TO-118)
(*) t = 10 to 20碌s for 400 to 800V devices
q
t = 15 to 30碌s for 1000 to 1200V devices
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