Ch-technology SD400C..C Series Uživatelský manuál stáhnout pdf (Strana 5)

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Document Number: 93547

4 Revision: 05-Mar-08

SD400C..C Series

Vishay High Power Products

Standard Recovery Diodes

(Hockey PUK Version), 800 A

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 - Forward Voltage Drop Characteristics

Fig. 10 - Thermal Impedance Z

thJC

Characteristics

2000

3000

4000

5000

6000

7000

8000

001011

Num ber O f Eq ua l Amp litude Ha lf Cy cle C urrent Pulses (N)

Peak Half Sine Wave Forward Current (A)

SD400C..C Series

Initial T = 190 °C

@ 60 Hz 0.0083 s

@ 50 Hz 0.0100 s

At Any Rated Load Condition And With

Rated V Applied Following Surge.

RRM

2000

3000

4000

5000

6000

7000

8000

9000

0.01 0.1 1

Pulse Train Duration (s)

Peak Half Sine Wave Forward Current (A)

Versus Pulse Train Duration.

Maximum Non Repetitive Surge Current

SD400C..C Series

Initial T = 190 °C

No Voltage Reapplied

Rated V Reapplied

RRM

100

1000

10000

0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5

T = 25 °C

Instan tane ous Forw ard Vo ltage (V )

Instan taneous Forw ard C urrent (A)

T = 190 °C

SD400C..C Series

0.001

0.01

0.1

0111.010.0100.0

Square W ave Pulse Duration (s)

thJ-hs

Transient Thermal Impedance Z (K/W)

Steady State Value

R = 0.163 K/W

(Single Side Cooled)

R = 0.073 K/W

(Double Side Cooled)

(DC Operation)

SD400C..C Series

thJ-hs

1 2 3 4 5 6 7

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