POWERSEM GmbH, Walpersdorfer Str. 53

D - 91126 Schwabach

Phone: 09122 - 9764 - 0 FAX: 09122 - 9764 - 20

Surge overload current

per diode

0.4

0.6

0.8

1

1.2

1.4

1.6

10

0

10

1

10

2

10

3

t[ms]

I

(A)

FSM

TVJ=45°C

TVJ=150°C

550

500

I

------

IFSM

F(OV)

0 VRRM

1/2 VRRM

1 VRRM

Forward current versus

voltage drop per diode

0.5

1.0

1.5

2.0

0

T= 25°C

vj

T = 150°C

vj

V (V)

F

50

100

150

200

50

100

150

200

DC

sin.180°

rec.120°

rec.60°

rec.30°

T (°C)

C

IdAV

[A]

100

120

80

60

40

20

0

Maximum forward current

at case temperature

Transient thermal impedance per diode

0.01

0.1

1

10

0.2

0.4

0.6

0.8

1

K/W

Zth

t[s]

Z thJK

Z thJC