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Document Number: 93184

10

Revision: 19-May-10

T40HFL, T70HFL, T85HFL Series

Vishay Semiconductors

Fast Recovery Diodes

(T-Modules), 40 A/70 A/85 A

Fig. 37 - Frequency Characteristics

Fig. 38 - Frequency Characteristics

Fig. 39 - Maximum Forward Energy Power Loss Characteristics

1E1

1E2

1E3

1E4

1E1

1E2

1E3

1E4

50 Hz

400

1000

200

1500

2500

10000

20000

5000

Pulse Basewidth (µs)

tp

1E4

T40HFL.. Series

Sinusoida l Pulse

T = 70°C

C

1E1

1E2

1E3

1E4

50 Hz

400

1000

200

1500

2500

5000

Pulse Basewidth (µs)

T40HFL.. Series

Trapezoid al Pulse

T

= 70 °C

C

tp

1E1

1E1

1E2

1E3

1E4

1E1

1E2

1E3

1E4

50 Hz

400

1000

200

1500

2500

10000

20000

5000

Pulse Basewidth (µs)

tp

1E4

Sinusoid a l Pulse

T = 90°C

C

T40HFL.. Series

E1

1E2

1E3

1E4

50 Hz

400

1000

200

1500

2500

5000

Pulse Basewidth (µs)

Tra pezoid a l Pulse

tp

T40HFL..

1E1

T = 90 °C

C

1E0

1E1

1E2

1E3

1E4

1E1

1E2

1E3

1E4

0.01

0.02

0.04

0.1

0.2

0.4

1

2

4

10

20 joules per pulse

Pulse Basewidth (µs)

tp

1E4

T40HFL.. Series

Sinusoid al Pulse

T = 125 °C

J

1E1

1E2

1E3

1E4

0.01

0.02

0.04

0.1

0.2

0.4

1

2

4

10

20 joules per pulse

Tra pezoida l Pulse

Pulse Basewidth (µs)

T40HFL.. Series

T = 125°C

di/ d t = 50A/ µs

1E1

tp

J