Document Number: 94400

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www.vishay.com

Revision: 11-Aug-08

5

ST280CPbF Series

Phase Control Thyristors

(Hockey PUK Version), 500 A

Vishay High Power Products

Fig. 7 - Maximum Non-Repetitive Surge Current

Single and Double Side Cooled

Fig. 8 - Maximum Non-Repetitive Surge Current

Single and Double Side Cooled

Fig. 9 - On-State Voltage Drop Characteristics

Number Of Equal Amplitude Half Cycle Current Pulses (N)

3000

3500

4000

4500

5000

5500

6000

6500

7000

1

10

100

Initial T = 125°C

@ 60 Hz 0.0083 s

@ 50 Hz 0.0100 s

J

ST280C..C Series

At Any Rated Load Condition And With

Rated V

Applied Following Surge.

RRM

Pulse Train Duration (s)

3000

3500

4000

4500

5000

5500

6000

6500

7000

7500

8000

0.01

0.1

1

Versus Pulse Train Duration. Control

ST280C..C Series

Maximum Non Repetitive Surge Current

Of Conduction May Not Be Maintained.

Initial T = 125°C

No Voltage Reapplied

Rated V

Reapplied

RRM

J

Instantaneous On-state Voltage (V)

100

1000

10000

0.5

1

1.5

2

2.5

3

3.5

4

T = 25°C

J

T = 125°C

J

ST280C..C Series

Square Wave Pulse Duration (s)

0.001

0.01

0.1

1

0.001

0.01

0.1

1

10

ST280C..C Series

Steady State Value

R

= 0.17 K/W

(Single Side Cooled)

R

= 0.08 K/W

(Double Side Cooled)

(DC Operation)

thJ-hs

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