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STPS3150 数据表(PDF) 4 Page - STMicroelectronics |
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STPS3150 数据表(HTML) 4 Page - STMicroelectronics |
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4 / 16 page ![]() 1.1 Characteristics (curves) Figure 1. Average forward power dissipation versus average forward current PF(AV)(W) 0.0 0.5 1.0 1.5 2.0 2.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 IF(AV)(A) = 0.05 = 0.2 = 0.1 = 0. = 1 T =tp/T tp Figure 2. Average forward current versus ambient temperature (δ = 0.5) 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0 25 5 0 7 5 100 125 150 17 5 IF(AV)(A) Rth(j-a)=Rth(j-l) SMB-Flat DO-201AD SMB Tamb (°C) T =tp/T tp δ SMA-Flat Notch, 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 ambient versus pulse duration (SMB) 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 Zth(j-a)/Rth(j-a) tp(s) SMB Single pulse Figure 5. Relative variation of thermal impedance junction to lead versus pulse duration (SMB flat) 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.E-04 1.E-03 1.E-02 1.E-01 1.E+00 1.E+01 Zth(j-l)/Rth(j-l) SMBflat tp(s) Single pulse Figure 6. Relative variation of thermal impedance junction to ambient versus pulse duration (DO-201AD) 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.E-01 1.E+00 1.E+01 1.E+02 1.E+03 Zth(j-a)/Rth(j-a) tp(s) DO-201AD Single pulse STPS3150 Characteristics (curves) DS3283 - Rev 7 page 4/16 |
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