1.1

Characteristics (curves)

Figure 1. Average forward power dissipation versus

average forward current

0

2

4

6

8

10

0

1

2

3

4

5

6

7

8

9

10

IF(AV)(A)

P(W)

δ = 0.05

δ = 0.1

δ = 0.2

δ = 0.5

δ = 1

T

δ=tp/T

tp

T

=tp/T

tp

δ

Figure 2. Forward voltage drop versus forward current

(typical values)

1.0E-02

1.0E-01

1.0E+00

1.0E+01

1.0E+02

0.0

0.5

1.0

1.5

2.0

VF(V)

IF (A)

Tj = 150 °C

Tj = 25 °C

Tj = 125 °C

Figure 3. Forward voltage drop versus forward current

(maximum values)

1.0E-02

1.0E-01

1.0E+00

1.0E+01

1.0E+02

0.0

0.5

1.0

1.5

2.0

VF(V)

IF (A)

Tj = 150 °C

Tj = 25 °C

Tj = 125 °C

Figure 4. Relative variation of thermal impedance junction

to case versus pulse duration

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

1.E-03

1.E-02

1.E-01

1.E+00

tP(s)

Zth(j-c) /Rth(j-c)

PSMC (TO-277A)

Single pulse

STTH802SF

Characteristics (curves)

DS12649 - Rev 2

page 3/10