STT90

90

.

3 STD

.

0

0

Pvtot

Pvtot

W

A

Fig.4L Power dissipation of three modules vs. direct and rms current

0

0

50

W

100

Fig.4R Power dissipation of three modules vs. case temp

C

O

C

O

150

3

STT90

90

.

STD

.

10

1

100

10

1000

A/us

Fig.5 Recovered charge vs. current decrease

100

1/2

1/2

uC

Tvj=125 C

o

0

0.001

0.01

K/W

100

Fig.6 Transient thermal impedance vs. time

t

Zth

STT90

90

STD

.

1/2

1/2

.

Zth(j-s)

Zth(j-c)

0.1

1

10 s

0.4

STT90

90

.

STD

.

0

0

Fig.7 On-state charactristics

1/2

1/2

A

Vt 0.5

1

1.5

2

V 2.5

typ.

max.

Fig.8 Surge overload current vs. time

1

t

10

100

ms 1000

0.4

0.6

0.8

1

1.2

1.4

1.6

2

STT

90

90

STD

.

1/2

1/2

.

.

.

.

O

O

Thyristor-Thyristor Modules

STT90GKxx

250

50

100

K/W

Qrr

-di /dt

T

Tvj=25 C

O

_

_

Tvj=125 C

O

－　－

500

750

150

200

250

250

500

750

125

115

106

96

86

76

0.6

0.5

0.4

0.35

0.3

0.25

0.2

0.17

0.14

0.12

0.1 0.08 0.06 0.04 0.02

20A

50A

100A

200A

500A

0.1

0.2

0.3

0.5

0.6

100

200

300

400

P4

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