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STPS40L40CW Scheda tecnica(PDF) 2 Page - STMicroelectronics |
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STPS40L40CW Scheda tecnica(HTML) 2 Page - STMicroelectronics |
2 / 5 page STPS40L40CT/CW 2/5 Symbol Parameter Tests Conditions Min. Typ. Max. Unit IR * Reverse leakage current Tj = 25 °CVR =VRRM 0.8 mA Tj = 100 °C 30 70 mA VF * Forward voltage drop Tj = 25 °CIF =20 A 0.53 V Tj = 125 °CIF =20 A 0.42 0.49 Tj=25 °CIF =40 A 0.69 Tj = 125 °CIF =40 A 0.6 0.7 Pulse test:*tp=380 µs, δ <2% To evaluate the conduction losses use the following equation : P=0.28xIF(AV) + 0.0105 IF 2 (RMS) STATIC ELECTRICAL CHARACTERISTICS (per diode) Symbol Parameter Value Unit Rth (j-c) Junction to case Per diode Total 1.5 0.8 °C/W Rth(c) Coupling 0.1 °C/W THERMAL RESISTANCES 0246 8 10 12 14 16 18 20 22 24 0 2 4 6 8 10 12 14 16 IF(av) (A) PF(av)(W) δ = 0.2 δ = 0.5 δ = 1 δ = 0.05 δ = 0.1 T δ=tp/T tp Fig. 1: Average forward power dissipation versus average forward current (per diode). 0 25 50 75 100 125 150 0 2 4 6 8 10 12 14 16 18 20 22 IF(av)(A) Rth(j-a)=15°C/W Rth(j-a)=Rth(j-c) Tamb(°C) T δ=tp/T tp Fig. 2: Average current versus ambient temperature ( δ = 0.5, per diode). When the diodes 1 and 2 are used simultaneously : ∆ Tj(diode 1) = P(diode1) x Rth(j-c)(Per diode) + P(diode 2) x Rth(c) 0 0.2 0.4 0.6 0.8 1 1.2 0 25 50 75 100 125 150 T (°C) j P(t ) P (25°C) ARM p ARM Fig. 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 Fig. 3: Normalized avalanche power derating versus pulse duration. |
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