STTH306

3/5

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

IF(av)(A)

δ = 0.05

δ = 0.1

δ = 0.2

δ = 0.5

δ = 1

P(W)

T

tp

Fig. 1: Conduction losses versus average current.

0

5

10

15

20

25

30

35

40

45

50

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

VFM(V)

Tj=25°C

(Maximum values)

Tj=150°C

(Maximum values)

Tj=150°C

(Typical values)

Tj

IFM(A)

Fig. 2: Forward voltage drop versus forward

current

.

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

1.E-01

1.E+00

1.E+01

1.E+02

1.E+03

tp(s)

Zth(j-a)/Rth(j-a)

δ = 0.5

δ = 0.2

δ = 0.1

Single pulse

T

tp

Fig. 3: Relative variation of thermal impedance

junction ambient versus pulse duration (epoxy

FR4, Leads = 10mm)

0

10

20

30

40

50

60

70

80

90

100

110

120

130

140

150

160

0

50

100

150

200

250

300

350

400

450

500

dIF/dt(A/µs)

VR=400V

Tj=125°C

IF=IF(av)

IF=0.5 x IF(av)

IF=2 x IF(av)

trr(ns)

Fig. 5:

(90% confidence).

0

2

4

6

8

10

12

14

0

50

100

150

200

250

300

350

400

450

500

dIF/dt(A/µs)

VR=400V

Tj=125°C

IF=2 x IF(av)

IF=0.5 x IF(av)

IF=IF(av)

IF=0.25 x IF(av)

IRM(A)

Fig. 4:

Peak reverse recovery current versus

0

50

100

150

200

250

300

350

400

450

500

0

50

100

150

200

250

300

350

400

450

500

dIF/dt(A/µs)

VR=400V

Tj=125°C

IF=IF(av)

IF=0.5 x IF(av)

IF=2 x IF(av)

Qrr(nC)

(90% confidence).