C&H Technology ST300SPbF Series - Manual (Page 6)

Document Number: 94406 For technical questions, contact: [email protected] www.vishay.com
Revision: 06-May-08 5
ST300SPbF Series
Phase Control Thyristors
(Stud Version), 300 A
Vishay High Power Products
Fig. 5 - Maximum Non-Repetitive Surge Current Fig. 6 - Maximum Non-Repetitive Surge Current
Fig. 7 - On-State Voltage Drop Characteristics
Fig. 8 - Thermal Impedance Z
thJC
Characteristics
3000
3500
4000
4500
5000
5500
6000
6500
7000
7500
1 10 100
Number Of Equa l Amplitude Half Cycle Current Pulses (N)
Pe
a
k H
a
lf
S
in
e
W
a
v
e
O
n
-s
ta
te
C
u
rr
e
n
t (
A
)
ST300S Series
Initial T = 125°C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
J
At Any Rated Load Condition And With
Rated V Applied Following Surge.
RRM
3000
3500
4000
4500
5000
5500
6000
6500
7000
7500
8000
8500
0.01 0.1 1
Pulse Train Duration (s)
Versus Pulse Train Duration. Control
P
e
a
k
H
a
lf
S
in
e
W
a
v
e
O
n
-s
ta
te
Cu
rr
e
n
t (
A
)
ST300S Series
Initial T = 125°C
No Voltage Reapplied
Rated V Reapplied
J
RRM
Maximum Non Repetitive Surge Current
Of Conduction May Not Be Maintained.
100
1000
10000
0 1 2 3 4 5 6 7 8 9
T = 25°C J
In
st
a
n
ta
n
e
ou
s O
n
-s
ta
te
C
u
rr
e
n
t (
A
)
Instantaneous On-state Voltage (V)
T = 125°C
J
ST300S Series
0.001
0.01
0.1
1
0.001 0.01 0.1 1 10
Square Wave Pulse Duration (s)
th
J
C
ST300S Series
Tr
a
n
si
e
n
t
T
h
e
rm
a
l I
m
p
e
d
a
nc
e Z
(K
/W
)
Steady State Value
R = 0.10 K/ W
(DC Operation)
thJC