DocID7754 Rev 7

3/12

STPS10150C

Characteristics

12

To evaluate the conduction losses use the following equation:

P = 0.65 x IF(AV) + 0.02 x IF

2

(RMS)

Figure 1. Average forward power dissipation

versus average forward current (per diode)

Figure 2. Average forward current versus

ambient temperature (δ = 0.5, per diode)

0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

I(A)

F(av)

P(W)

F(av)

δ = 0.05

δ = 0.1

δ = 0.2

δ = 0.5

δ = 1

T

δ=tp/T

tp

Figure 3. Normalized avalanche power derating

versus pulse duration (Tj = 125 °C)

Figure 4. Reverse leakage current versus

reverse voltage applied (typical values,

per diode)

P(tp)

P

(10 µs)

ARM

ARM

0.001

0.01

0.1

1

1

10

100

1000

t (µs)

p

0

25

50

75

100

125

150

1E-2

1E-1

1E+0

1E+1

1E+2

1E+3

1E+4

1E+5

V(V)

R

I (µA)

R

Tj=75°C

Tj=25°C

Tj=125°C

Tj=150°C

Tj=175°C

Figure 5. Relative variation of thermal

impedance junction to case versus pulse

duration (TO-220AB, D²PAK)

Figure 6. Relative variation of thermal

impedance junction to case versus pulse

duration (TO-220FPAB)

0.1

1.0

1.E-3

1.E-2

1.E-1

1.E+0

Single pulse

TO-220AB

D²PAK

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

tp(s)

0.0

0.1

1.0

1.E-3

1.E-2

1.E-1

1.E+0

1.E+1

Single pulse

TO-220FPAB

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

tp(s)