STPS41L45CT

® STPS41L45CG/CT/CR LOW DROP POWER SCHOTTKY RECTIFIER MAIN PRODUCTS CHARACTERISTICS IF(AV) VRRM Tj (max) VF (max) 2 x 20 A 45 V 150 °C 0.47 V A1 K A2 FEATURES AND BENEFITS VERY SMALL CONDUCTION LOSSES NEGLIGIBLE SWITCHING LOSSES EXTREMELY FAST SWITCHING LOW FORWARD VOLTAGE DROP LOW THERMAL RESISTANCE AVALANCHE CAPABILITY SPECIFIED s s s s s s A2 A1 K A1 K A2 I2PAK STPS41L45CR K TO-220AB STPS41L45CT DESCRIPTION Dual center tab Schottky rectifier suited for 5V output in off line AC/DC power supplies. Packaged in D2PAK, I2PAK and TO-220AB this device is intended for use in low voltage, high frequency inverters, free-wheeling and polarity protection applications. ABSOLUTE RATINGS (limiting values, per diode) Symbol VRRM IF(RMS) IF(AV) IFSM IRRM PARM Tstg Tj dV/dt Parameter Repetitive peak reverse voltage RMS forward current Average forward current Surge non repetitive forward current Peak repetitive reverse current Repetitive peak avalanche power Storage temperature range Maximum operating junction temperature * Critical rate of rise reverse voltage Tc = 130°C δ = 0.5 A2 A1 D2PAK STPS41L45CG Value 45 30 Per diode Per device 20 40 220 1 10000 - 65 to + 175 150 10000 Unit V A A A A W °C °C V/µs tp = 10 ms sinusoidal tp=2 µs square F=1kHz tp = 1µs Tj = 25°C *: dPtot 1 thermal runaway condition for a diode on its own heatsink < dTj Rth( j − a ) 1/6 July 2003 - Ed : 3A STPS41L45CG / STPS41L45CT / STPS41L45CR THERMAL RESISTANCES Symbol Rth(j-c) Rth(c) Junction to case Coupling Parameter Per diode Total Value 1.5 0.8 0.1 Unit °C/W 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) STATIC ELECTRICAL CHARACTERISTICS (per diode) Symbol IR * Parameter Reverse leakage current Tests Conditions Tj = 25°C Tj = 125°C VF * Forward voltage drop Tj = 25°C Tj = 125°C Tj = 25°C Tj = 125°C Pulse test : * tp = 380 µs, δ < 2% Min. Typ. Max. 1.2 Unit mA mA V VR = VRRM 110 IF = 20 A IF = 20 A IF = 40 A IF = 40 A 0.60 0.42 220 0.53 0.47 0.68 0.66 To evaluate the conduction losses use the following equation : P = 0.28 x IF(AV) + 0.0095 IF2(RMS) Fig. 1: Conduction losses versus average current. PF(av)(W) 14 12 10 8 6 4 T Fig. 2: Average forward current versus ambient temperature (δ = 0.5). IF(av)(A) 25 Rth(j-a)=Rth(j-c) δ = 0.1 δ = 0.05 δ = 0.2 δ = 0.5 δ=1 20 15 10 Rth(j-a)=50°C/W 5 tp δ=tp/T T 2 IF(av)(A) 0 0 2 4 6 8 10 12 14 16 18 20 δ=tp/T 22 24 26 Tamb(°C) tp 0 28 0 25 50 75 100 125 150 2/6 STPS41L45CG / STPS41L45CT / STPS41L45CR Fig. 3: Normalized avalanche power derating versus pulse duration. PARM(tp) PARM(1µs) 1 Fig. 4: Normalized avalanche power derating versus junction temperature. PARM(tp) PARM(25°C) 1.2 1 0.1 0.8 0.6 0.01 0.4 0.2 0.001 0.01 0.1 1 tp(µs) 10 100 1000 Tj(°C) 0 0 25 50 75 100 125 150 Fig. 5: Non repetitive surge peak forward current versus overload duration (maximum values). IM(A) 220 200 180 160 140 120 100 80 60 40 20 0 1.E-03 1.E-02 1.E-01 1.E+00 IM t Tc=125°C Tc=75°C Tc=25°C Fig. 6: Relative variation of thermal impedance junction to case versus pulse duration. Zth(j-c)/Rth(j-c) 1.0 0.9 0.8 0.7 δ = 0.5 0.6 0.5 0.4 0.3 0.2 δ = 0.2 δ = 0.1 T Single pulse δ=0.5 t(s) 0.1 0.0 tp(s) 1.E-02 1.E-01 δ=tp/T tp 1.E-03 1.E+00 Fig. 7: Reverse leakage current versus reverse voltage applied (typical values). IR(mA) 1.E+03 Tj=150°C Fig. 8: Junction capacitance versus reverse voltage applied (typical values). C(nF) 10.0 F=1MHz Vosc=30mV Tj=25°C 1.E+02 Tj=125°C 1.E+01 Tj=100°C Tj=75°C 1.0 1.E+00 Tj=50°C 1.E-01 Tj=25°C VR(V) 1.E-02 0 5 10 15 20 25 30 35 40 45 0.1 1 VR(V) 10 100 3/6 STPS41L45CG / STPS41L45CT / STPS41L45CR Fig. 9: Forward voltage drop versus forward current. Fig. 10: Thermal resistance junction to ambient versus copper surface under tab (epoxy printed board FR4, Cu = 35µm) (STPS41L45CG only). Rth(j-a)(°C/W) 80 70 Tj=125°C (Maximum values) IFM(A) 100 60 50 10 Tj=125°C (Typical values) Tj=25°C (Maximum values) 40 30 20 VFM(V) 1 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 10 0 0 5 10 15 S(cm²) 20 25 30 35 40 PACKAGE MECHANICAL DATA D2PAK DIMENSIONS REF. A E L2 Millimeters Min. Max. 4.60 2.69 0.23 0.93 1.70 0.60 1.36 9.35 10.40 5.28 15.85 1.40 1.75 3.20 8° 4.40 2.49 0.03 0.70 1.14 0.45 1.23 8.95 10.00 4.88 15.00 1.27 1.40 2.40 0° Inches Min. 0.173 0.098 0.001 0.027 0.045 0.017 0.048 0.352 0.393 0.192 0.590 0.050 0.055 0.094 0° Max. 0.181 0.106 0.009 0.037 0.067 0.024 0.054 0.368 0.409 0.208 0.624 0.055 0.069 0.126 8° A C2 A1 A2 D B B2 C L L3 A1 B2 B G A2 C R C2 D E G L L2 M * V2 L3 M R V2 * FLAT ZONE NO LESS THAN 2mm 0.40 typ. 0.016 typ. FOOTPRINT (dimensions in mm) 16.90 10.30 1.30 5.08 3.70 8.90 4/6 STPS41L45CG / STPS41L45CT / STPS41L45CR PACKAGE MECHANICAL DATA I2PAK DIMENSIONS REF. A E L2 Millimeters Min. Max. 4.60 2.69 0.93 1.17 1.17 0.60 1.36 9.35 2.70 10.4 13.6 3.78 1.40 4.40 2.49 0.70 1.14 1.14 0.45 1.23 8.95 2.40 10.0 13.1 3.48 1.27 Inches Min. 0.173 0.098 0.028 0.044 0.044 0.018 0.048 0.352 0.094 0.394 0.516 0.137 0.050 Max. 0.181 0.106 0.037 0.046 0.046 0.024 0.054 0.368 0.106 0.409 0.535 0.149 0.055 A c2 A1 b b1 D b2 c c2 A1 L1 b2 L b1 b e D e E L c L1 L2 5/6 STPS41L45CG / STPS41L45CT / STPS41L45CR PACKAGE MECHANICAL DATA TO-220AB DIMENSIONS REF. H2 Dia L5 C L7 L6 L2 F2 F1 L9 L4 F G1 G M E D A Millimeters Min. Max. 4.40 4.60 1.23 1.32 2.40 2.72 0.49 0.70 0.61 0.88 1.14 1.70 1.14 1.70 4.95 5.15 2.40 2.70 10 10.40 16.4 typ. 13 14 2.65 2.95 15.25 15.75 6.20 6.60 3.50 3.93 2.6 typ. 3.75 3.85 Inches Min. Max. 0.173 0.181 0.048 0.051 0.094 0.107 0.019 0.027 0.024 0.034 0.044 0.066 0.044 0.066 0.194 0.202 0.094 0.106 0.393 0.409 0.645 typ. 0.511 0.551 0.104 0.116 0.600 0.620 0.244 0.259 0.137 0.154 0.102 typ. 0.147 0.151 A C D E F F1 F2 G G1 H2 L2 L4 L5 L6 L7 L9 M Diam. Ordering type STPS41L45CG STPS41L45CG-TR STPS41L45CT STPS41L45CR s Marking STPS41L45CG STPS41L45CG STPS41L45CT STPS41L45CR Package D2PAK D PAK TO-220AB I PAK 2 2 Weight 1.48 g 1.48 g 2.20 g 1.49 g Base qty 50 1000 50 50 Delivery mode Tube Tape & reel Tube Tube EPOXY MEETS UL94,V0 Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. 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