Vishay SD553C..S50L Series Manual de usuario descargar pdf (Pagina 4)

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Document Number: 93177

4 Revision: 14-May-08

SD553C..S50L Series

Vishay High Power Products

Fast Recovery Diodes

(Hockey PUK Version), 560 A

Fig. 5 - Forward Power Loss Characteristics

Fig. 6 - Forward Power Loss Characteristics

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

thJ-hs

Characteristic

250

500

750

1000

1250

1500

1750

2000

2250

2500

0 100 200 300 400 500 600 700 800

180°

120°

90°

60°

30°

Averag e Forw ard Current (A)

Maximum Average Forward Power Loss (W)

RMS Limit

Conduction Angle

SD553C..S50L Series

T = 125°C

500

1000

1500

2000

2500

3000

3500

0 200 400 600 800 1000 1200

180°

120°

90°

60°

30°

Average Forward Current (A)

RMS Limit

Maximum Average Forward Power Loss (W)

Conduction Period

SD553C..S50L Series

T = 125°C

3000

4000

5000

6000

7000

8000

9000

10000

11000

12000

001011

Number Of Equa l Amp litude Ha lf Cycle Curren t Pulses (N)

Pe a k H a lf S in e W a v e F o rw a rd C u rr e n t ( A )

SD 553C ..S50L Se ries

In itia l T = 1 25 °C

@ 60 Hz 0.0 083 s

@ 50 Hz 0.0 100 s

At Any Rated Load Condition And With

50% Rated V Applie d Follow ing Surg e

RRM

200 0

400 0

600 0

800 0

10000

12000

14000

11.010.0

Pulse Train Duration (s)

Maximum Non Repetitive Surge Current

Peak Half Sine W ave Forward Current (A)

SD553C..S50L Series

Initial T = 125°C

No Voltage Reapplied

50% Rated V Reapplied

Versu s Pulse Tra in D u ration .

RRM

100

1000

10000

1.522.533.544.55

T = 25°C

Instantaneous Forward Voltage (V)

Instan taneous Forward Current (A)

T = 125°C

SD553C..S50L Series

0.001

0.01

0.1

0. 00 1 0.0 1 0 .1 1 1 0 100

Sq u a re W ave Pu lse D ura tio n (s)

thJ-hs

Transien t Therm al Im ped an ce Z (K/W )

Ste a d y State V a lue

R = 0.073 K/W

(Single Sid e C o ole d)

R = 0.031 K/W

(Double Side Cooled)

(D C Ope ratio n)

thJ-hs

thJ- hs

SD 553 C..S50 L S erie s

1 2 3 4 5 6 7 8

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Vishay SD553C..S50L Series Manual de usuario Pagina 4

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