1.1

Characteristics (curves)

Figure 1. Average forward power dissipation versus

average forward current

0.0

5.0

10.0

15.0

20.0

25.0

30.0

0

5

10

15

20

25

30

35

40

PF(AV)(W)

T

=tp/T

tp

I

(A)

F(AV)

= 1

= 0.1

= 0.05

= 0.5

= 0.2

δ

δ

δ

δ

δ

δ

Figure 2. Average forward current versus ambient

temperature (δ = 0.5)

0

5

10

15

20

25

30

35

0

25

5 0

75

100

125

150

I

(A)

F(AV)

Rth(j-a)=Rth(j-c)

T

(°C)

amb

T

=tp/T

tp

δ

Figure 3. Normalized avalanche power derating versus

pulse duration (Tj= 125 °C)

P

(tp)

P

(10 µs)

ARM

ARM

0.001

0.01

0.1

1

1

10

100

1000

t (µs)

p

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-05

1.E-04

1.E-03

1.E-02

1.E-01

1.E+00

Z

/ R

th(j-c)

th(j-c)

Single pulse

t (s)

p

Figure 5. Reverse leakage current versus reverse voltage

applied (typical values)

1.E-04

1.E-03

1.E-02

1.E-01

1.E+00

1.E+01

1.E+02

0

10

2 0

30

4 0

5 0

6 0

70

8 0

9 0

100 110

120

Tj=150°C

Tj=125°C

Tj=25°C

Tj=100°C

Tj=75°C

Tj=50°C

IR(mA)

V (V)

R

Figure 6. Junction capacitance versus reverse voltage

applied (typical values)

100

1000

10000

1

10

100

1000

C(pF)

F=1 MHz

VOSC=30 mVRMS

Tj=25 °C

V (V)

R

STPS30120DJF

Characteristics (curves)

DS6255 - Rev 7

page 3/9