Document Number: 94401

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Revision: 11-Aug-08

5

ST280CHPbF 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

3000

4500

5000

3500

5500

4000

6000

6500

Number Of Equal Amplitude Half Cycle

Current Pulses (N)

10

100

1

ST280CH..C Series

Initial T

at 60 Hz 0.0083 s

at 50 Hz 0.0100 s

At any rated load condition and with

rated V

2500

6000

4000

7000

6500

4500

3000

5000

3500

5500

7500

Pulse Train Duration (s)

0.1

1

0.01

versus pulse train duration. Control

of conduction may not be maintained.

ST280CH..C Series

Initial T

No voltage reapplied

Rated V

Maximum non-repetitive surge current

100

1000

10 000

Instantaneous On-State Voltage (V)

1.0

2.0

1.5

2.5

3.0

3.5

4.0

0.5

T

T

ST280CH..C Series

0.001

0.01

0.1

1

0.001

0.01

0.1

1

Square Wave Pulse Duration (s)

10

Steady state value

R

(Single side cooled)

R

(Double side cooled)

(DC operation)

ST280CH..C Series