STT18 Sirectifier Semiconductors, STT18 Datasheet - Page 3

• Manufacturer Part Number: STT18
• Description: Thyristor-thyristor Modules
• Manufacturer: Sirectifier Semiconductors

Fig. 3 Power dissipation versus on-state current and ambient temperature
Fig. 5 Three phase rectifier bridge: Power dissipation versus direct output current
Fig. 1 Surge overload current
I
and ambient temperature
TSM
(per thyristor)
: Crest value, t: duration
3 x STT18
Thyristor-Thyristor Modules
Fig. 2 i
2
dt versus time (1-10 ms)
STT18
Fig. 2a Maximum forward current
t
V
gd
1000
Fig. 4 Gate trigger characteristics
Fig. 6 Gate trigger delay time
G
100
0.1
10
10
V
s
1
1
10
10
0
1: I
2: I
3: I
at case temperature
I
GD
GT
GT
GT
, T
, T
, T
, T
VJ
VJ
VJ
VJ
10
= 125 C
typ.
= 125 C
= 25 C
= -40 C
1
1
2
100
10
Limit
2
3
4: P
5: P
6: P
I
4
G
I
GAV
GM
GM
10
G
T
VJ
3
= 5 W
= 10 W
= 0.5 W
= 25 C
mA
mA
5
6
1000
10
4