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ST303S Series
Thermal and Mechanical Specifications
Parameter
TJ
Tstg
RthJC
RthCS
T
Max. junction operating temperature range
Max. storage temperature range
Max. thermal resistance, junction to case
Max. thermal resistance, case to heatsink
Mounting torque, ± 10%
wt Approximate weight
ST303S
-40 to 125
-40 to 150
0.10
0.03
48.5
(425)
535
Units Conditions
°C
DC operation
K/W
Mounting surface, smooth, flat and greased
Nm
Non lubricated threads
(Ibf-in)
g
Case style
TO-209AE (TO-118) See Outline Table
∆RthJC Conduction
(The following table shows the increment of thermal resistence RthJC when devices operate at different conduction angles than DC)
Conduction angle Sinusoidal conduction Rectangular conduction Units Conditions
180°
120°
90°
60°
0.011
0.013
0.017
0.025
0.008
0.014
0.018
0.026
K/W
TJ = TJ max.
30°
0.041
0.042
Ordering Information Table
Device Code
ST 30 3 S 12 P F N 0
1 2 3 4 5 6 7 8 9 10
1 - Thyristor
2 - Essential part number
3 - 3 = Fast turn off
4 - S = Compression bonding Stud
5 - Voltage code: Code x 100 = VRRM (See Voltage Ratings table)
6 - P = Stud base 3/4" 16UNF-2A
M = Stud base metric threads M24 x 1.5
7 - Reapplied dv/dt code (for tq test condition)
8 - tq code
dv/dt - tq combinations available
dv/dt (V/µs) 20 50 100 200 400
9 - 0 = Eyelet terminals (Gate and Aux. Cathode Leads) tq(µs)
10
1 = Fast-on terminals (Gate and Aux. Cathode Leads) up to 800V
12
15
3 = Threaded top terminal 3/8" 24UNF-2A
20
CN DN EN FN * HN
CM DM EM FM HM
CL DL EL FL * HL
CK DK EK FK * HK
10 - Critical dv/dt:
None = 500V/µsec (Standard value)
L = 1000V/µsec (Special selection)
tq(µs)
15
18
only for
20
1000/1200V 25
30
CL -- -- -- --
CP DP -- -- --
CK DK EK FK * HK
CJ DJ EJ FJ * HJ
-- DH EH FH HH
*Standard part number.
All other types available only on request.
D-494
To Order