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STPS1150 Datasheet(PDF) 3 Page - STMicroelectronics |
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STPS1150 Datasheet(HTML) 3 Page - STMicroelectronics |
3 / 7 page STPS1150 Characteristics 3/7 Figure 3. Normalized avalanche power derating versus pulse duration Figure 4. Normalized avalanche power derating versus junction temperature 0.001 0.01 0.1 0.01 1 0.1 10 100 1000 1 t (µs) p P(t ) P (1µs) ARM p ARM 0 0.2 0.4 0.6 0.8 1 1.2 25 50 75 100 125 150 T (°C) j P(t ) P (25°C) ARM p ARM Figure 5. Non repetitive surge peak forward current versus overload duration - maximum values (SMA) Figure 6. Non repetitive surge peak forward current versus overload duration - maximum values (DO-41) I (A) M 0 1 2 3 4 5 6 7 8 1.E-03 1.E-02 1.E-01 1.E+00 T =25°C a T =75°C a T =125°C a IM t δ=0.5 t(s) SMA 0 1 2 3 4 5 6 7 8 1.E-03 1.E-02 1.E-01 1.E+00 I (A) M T =25°C a T =75°C a T =125°C a IM t δ=0.5 t(s) DO-41 Figure 7. Relative variation of thermal impedance junction to ambient versus pulse duration - epoxy printed circuit board, eCu = 35 µm, recommended pad layout (SMA) Figure 8. Relative variation of thermal impedance junction to ambient versus pulse duration (DO-41) Z/R th(j-a) th(j-a) 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.E-02 1.E-01 1.E+00 1.E+01 1.E+02 1.E+03 δ = 0.5 δ = 0.2 δ = 0.1 Single pulse T δ=tp/T tp t (s) p SMA 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.E-02 1.E-01 1.E+00 1.E+01 1.E+02 1.E+03 Z/R th(j-a) th(j-a) δ = 0.5 δ = 0.2 δ = 0.1 Single pulse T δ=tp/T tp t (s) p DO-41 |
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