VS-ST1200C..K Series

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Vishay Semiconductors

Revision: 27-Sep-17

5

Document Number: 94394

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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

Fig. 10 - Thermal Impedance ZthJ-hs Characteristics

Number Of Equal Amplitude Half Cycle Current Pulses (N)

12000

14000

16000

18000

20000

22000

24000

26000

28000

110

100

Initial T = 125°C

@ 60 Hz 0.0083 s

@ 50 Hz 0.0100 s

J

At Any Rated Load Condition And With

Rated V

Applied Following Surge.

RRM

ST1200C..K Series

Pulse Train Duration (s)

12000

14000

16000

18000

20000

22000

24000

26000

28000

30000

32000

0.01

0.1

1

Versus Pulse Train Duration. Control

Maximum Non Repetitive Surge Current

Initial T = 125°C

No Voltage Reapplied

Rated V

Reapplied

J

RRM

Of Conduction May Not Be Maintained.

ST1200C..K Series

Instantaneous On-state Voltage (V)

100

1000

10000

0.5

1

1.5

2

2.5

3

T = 25°C

J

T = 125°C

J

ST1200C..K Series

Square Wave Pulse Duration (s)

0.001

0.01

0.1

0.001

0.01

0.1

1

10

Steady State Value

R

= 0.042 K/W

(Single Side Cooled)

R

= 0.021 K/W

(Double Side Cooled)

(DC Operation)

thJ-hs

thJ-hs

ST1200C..K Series