STPS1545 datasheet(3/13 Pages) STMICROELECTRONICS

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STPS1545

Characteristics

DocID3504 Rev 7

3/13

1.1

Characteristics (curves)

Figure 1: Average forward power dissipation

versus average forward current

Figure 2: Average forward current versus ambient

temperature (δ = 0.5)

Figure 3: Normalized avalanche power derating

versus pulse duration (Tj = 125 °C)

Figure 4: Relative variation of thermal impedance

junction to case versus pulse duration

(TO-220AC, D²PAK)

Figure 5: Relative variation of thermal impedance

junction to case versus pulse duration

(TO-220FPAC)

Figure 6: Reverse leakage current versus reverse

voltage applied (typical values)

= tp/T

= 0.05

= 0.1

= 0.2

= 0.5

= 1

PF(AV)(W)

IF(AV)(A)

100

125

150

175

= tp/T

IF(AV)(A)

Tamb(°C)

th(j-a)

= R

th(j-c)

th(j-a)

= 15 °C/W

TO-220AC

TO-220FPAC

(tp)

(10 µs)

ARM

0.001

0.01

0.1

100

1000

t (µs)

1E-4

1E-3

1E-2

1E-1

1E+0

0.0

0.2

0.4

0.6

0.8

1.0

= tp/T

t (s )

= 0.2

δ = 0.5

δ = 0.1

Single pulse

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

1E-3

1E-2

1E-1

1E+0

1E+1

0.0

0.2

0.4

0.6

0.8

1.0

= tp/T

t (s )

δ = 0.5

δ = 0.1

δ = 0.2

Single pulse

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

1E+0

1E+1

1E+2

1E+3

1E+4

5E+4

T = 125°C

T = 150°C

T = 100°C

T = 25°C

T = 50°C

T = 75°C

IR(µA)

VR(V)

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