SD30

Discrete Diodes

0.001

0.01

0.1

1

0

50

100

150

200

250

2

3

4

5 6 7 8 9

1

10

0.0

0.4

0.8

1.2

1.6

0

10

20

30

40

50

0

10

20

30

0

20

40

60

0

20

40

60

80 100 120 140

0.001

0.01

0.1

1

10

0.0

0.2

0.4

0.6

0.8

1.0

1.2

I

I

FSM

I

F

A

V

F

t

s

t

ms

P

tot

W

I

d(AV)M

A

T

amb

t

s

K/W

A

0

20 40 60 80 100 120 140

0

5

10

15

20

25

30

35

I

F(AV)M

T

C

A

V

A

°C

°C

T

50Hz, 80% V

RRM

V

Fig. 1 Forward current versus voltage

drop per diode

Fig. 2 Surge overload current

Fig. 4 Power dissipation versus direct output current and ambient temperature, sine 180°

Fig. 5 Max. forward current versus

case temperature

Fig. 6 Transient thermal impedance junction to case

R

1 K/W

2 K/W

3 K/W

5 K/W

7 K/W

10 K/W

15 K/W

T

T

T

25°C

T

Z

thJC

T

Constants for Z

i

R

t

1

0.01362

0.0001

2

0.1962

0.00316

3

0.267

0.023

4

0.3052

0.4

5

0.218

0.15