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STPS140U Fiches technique(PDF) 2 Page - STMicroelectronics |
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STPS140U Fiches technique(HTML) 2 Page - STMicroelectronics |
2 / 6 page Symbol Parameter Value Unit Rth (j-l) Junction to lead SMA 30 °C/W SMB 25 THERMAL RESISTANCES Symbol Tests Conditions Tests Conditions Min. Typ. Max. Unit IR * Reverse leakage current Tj = 25 °CVR = 40V 12 µA Tj = 100°C 0.25 2 mA VF ** Forward voltage drop Tj = 25 °CIF = 1 A 0.55 V Tj = 125 °CIF = 1 A 0.43 0.5 Tj = 25 °CIF = 2 A 0.65 Tj = 125 °CIF = 2 A 0.53 0.6 STATIC ELECTRICAL CHARACTERISTICS Pulse test : * tp = 5 ms, δ < 2 % ** tp = 380 µs, δ < 2% To evaluate the maximum conduction losses use the following equation : P = 0.4 x IF(AV) + 0.10 x IF 2 (RMS) 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 IF(av) (A) PF(av)(W) = 0.2 δ = 0.5 δ = 1 δ δ = 0.05 = 0.1 δ T δ=tp/T tp Fig. 1: Average forward power dissipation versus average forward current. 0 25 50 75 100 125 150 0.0 0.2 0.4 0.6 0.8 1.0 1.2 Tamb(°C) IF(av)(A) Rth(j-a)=Rth(j-l) SMA Rth(j-a)=100°C/W S(Cu)=1.5cm² SMB Rth(j-a)=80°C/W S(Cu)=1.5cm² T δ=tp/T tp Fig. 2: Average forward current versus ambient temperature ( δ=0.5). STPS140A/U 2/6 |
Numéro de pièce similaire - STPS140U |
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Description similaire - STPS140U |
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