DCR1478SY Dynex Semiconductor, DCR1478SY Datasheet - Page 5

• Manufacturer Part Number: DCR1478SY
• Description: Phase Control Thyristor
• Manufacturer: Dynex Semiconductor

CURVES
V
V
Where
these values are valid for T
www.dynexsemi.com
TM
TM
6000
5000
4000
3000
2000
1000
Equation:-
= A + Bln (I
0
0.5
Fig.2 Maximum (limit) on-state characteristics
Measured under pulse conditions
T
j
= 125˚C
A = 1.388814
B = –0.06683276
C = 2.002455 x 10
D = 1.589376 x 10
1.0
T
) + C.I
Instantaneous on-state voltage, V
T
+D. I
1.5
j
= 125˚C for I
T
–4
–2
2.0
T
500A to 6000A
2.5
T
- (V)
3.0
3.5
7000
6000
5000
4000
3000
2000
1000
0
0
6 phase
1000
Fig.3 Dissipation curves
Mean on-state current, I
3 phase
Half wave
2000
T(AV)
d.c.
DCR1478SY
- (A)
3000
4000
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