STPS1545-Y datasheet(3/8 Pages) STMICROELECTRONICS

3 / 8 page

DocID023750 Rev 2

3/8

STPS1545-Y

Characteristics

Figure 1. Average forward power dissipation

versus average forward current

Figure 2. Average forward current versus

ambient temperature (δ = 0.5)

12141618

(W)

F(AV)

δ=tp/T

(A)

F(AV)

δ = 0.05

δ = 0.1

δ = 0.2

δ = 0.5

δ = 1

100

125

150

175

(A)

F(AV)

=15°C/W

th(j-a)

(°C)

amb

δ=tp/T

R=R

th(j-a)

th(j-c)

TO-220AC

Figure 3. Normalized avalanche power

deratings versus pulse duration (Tj = 125 °C)

Figure 4. Relative variation of thermal

impedance junction to case versus pulse

duration

1E-4

1E-3

1E-2

1E-1

1E+0

0.0

0.2

0.4

0.6

0.8

1.0

Z/R

th(j-c)

δ=tp/T

t (s)

δ = 0.5

δ = 0.2

δ = 0.1

Single pulse

Figure 5. Reverse leakage current versus

reverse voltage applied (typical values)

Figure 6. Junction capacitance versus reverse

voltage applied (typical values)

1E+0

1E+1

1E+2

1E+3

1E+4

5E+4

I (µA)

V (V)

T =125°C

T =150°C

T =100°C

T =25°C

T =50°C

T =75°C

C(pF)

100

200

500

1000

2000

V (V)

F=1MHz

=30mV

T =25°C

OSC

RMS

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