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Document Number: 94367

4

Revision: 29-Apr-08

ST173SPbF Series

(Stud Version), 175 A

Fig. 1 - Current Ratings Characteristics

Fig. 2 - Current Ratings Characteristics

Fig. 3 - On-State Power Loss Characteristics

Fig. 4 - On-State Power Loss Characteristics

0

Average On-State Current (A)

40

80

120

160

80

90

100

110

120

130

ST173S Series

R

Ø

Conduction angle

20

60

100

140

180

60 °C

90 °C

180 °C

120 °C

30 °C

0

200

240

280

Average On-State Current (A)

40

120

80

160

70

80

90

100

110

120

130

ST173S Series

R

Ø

Conduction period

30°

60°

90°

120°

180°

DC

Average On-State Current (A)

0

50

100

150

200

250

300

350

RMS limit

0

100 120 140 160 180

20

60

40

80

180°

120°

90°

60°

30°

Ø

Conduction angle

ST173S Series

T

Maximum Allowable Ambient Temperature (°C)

0

50

100

150

200

250

300

350

25

125

50

100

75

0.16

K/W

0.2

K/W

0.3

K/W

0.4

K/W

0.8 K/W

1.2 K/W

0.5

K/W

Average On-State Current (A)

0

200

240

280

40

120

80

160

0

100

200

300

400

500

ST173S Series

T

Ø

Conduction period

RMS limit

DC

180°

120°

90°

60°

30°

0

100

200

300

400

500

0.2

K/W

R

thSA

=

0.8

K/W

- Δ

R

0.3

K/W

0.4 K/W

0.5 K/W

0.8 K/W

1.2 K/W

25

50

75

100

125

Maximum Allowable Ambient Temperature (°C)

0.1

K/W

0.16

K/W