STPS60L45CW ® LOW DROP POWER SCHOTTKY RECTIFIER MAJOR PRODUCTS CHARACTERISTICS A1 K IF(AV) 2 x 30 A Tj (max) 150°C VRRM 45 V VF(max) 0.50 V A2 FEATURES AND BENEFITS A2 VERY SMALL CONDUCTION LOSSES NEGLIGIBLE SWITCHING LOSSES EXTREMELY FAST SWITCHING LOW FORWARD VOLTAGE DROP LOW THERMAL RESISTANCE K A1 TO-247 DESCRIPTION Dual center tap schottky barrier rectifier suited for 5V output in off line AC/DC power supplies. Packaged in TO-247, this device is intended for use in low voltage, high frequency converters, free wheeling and polarity protection applications. ABSOLUTE RATINGS (limiting values, per diode) Symbol VRRM IF(RMS) Parameter Repetitive peak reverse voltage RMS forward current Value 45 Unit V 50 A 30 60 A 600 A IF(AV) Average forward current Tc = 135°C δ = 0.5 IFSM Surge non repetitive forward current tp = 10 ms Sinusoidal IRRM Repetitive peak reverse current tp = 2 µs square F=1kHz 2 A IRSM Non repetitive peak reverse current tp = 100 µs square 4 A Tstg Storage temperature range - 65 to + 150 °C 150 °C 10000 V/µs Tj Per diode Per device Maximum operating junction temperature (*) dV/dt Critical rate of rise of reverse voltage dPtot 1 * : < thermal runaway condition for a diode on its own heatsink Rth(j−a) dTj March 1999 - Ed: 2C 1/4 STPS60L45CW THERMAL RESISTANCES Symbol Rth (j-c) Junction to case Parameter Rth (c) Per diode Total Value 0.75 0.42 Unit °C/W Coupling 0.1 °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 * VF * Parameter Tests Conditions Reverse leakage current Tj = 25°C Forward voltage drop Tj = 25°C IF = 30 A Tj = 125°C IF = 30 A Tj = 25°C IF = 60 A Tj = 125°C IF = 60 A Min. Typ. VR = 45 V 175 Tj = 125°C Max. Unit 1.5 mA 350 0.55 0.44 V 0.5 0.73 0.64 0.72 Pulse test : * tp = 380 µs, δ < 2% To evaluate the conduction losses use the following equation : P = 0.28 x IF(AV) + 0.0073 IF2(RMS) Fig. 1: Average forward power dissipation versus average forward current (per diode). 22 20 18 16 14 12 10 8 6 4 2 0 PF(av)(W) δ = 0.1 δ = 0.2 Fig. 2: Average current versus ambient temperature (δ=0.5, per diode). 35 δ = 0.5 IF(av)(A) Rth(j-a)=Rth(j-c) δ = 0.05 30 δ=1 25 20 15 T IF(av) (A) 0 2/4 5 10 15 20 25 δ=tp/T 30 10 5 tp 35 Rth(j-a)=15°C/W T 40 0 δ=tp/T 0 tp 25 Tamb(°C) 50 75 100 125 150 STPS60L45CW Fig. 3: Non repetitive surge peak forward current versus overload duration (maximum values, per diode). Fig. 4: Relative variation of thermal transient impedance junction to case versus pulse duration. IM(A) Zth(j-c)/Rth(j-c) 1.0 400 350 0.8 300 250 0.6 Tc=25°C 200 0.4 150 Tc=75°C 100 t(s) δ=0.5 0 1E-3 T 0.2 Tc=125°C t δ = 0.2 δ = 0.1 IM 50 δ = 0.5 tp(s) Single pulse 1E-2 1E-1 1E+0 Fig. 5: Reverse leakage current versus reverse voltage applied (typical values, per diode). 0.0 1E-4 1E-3 δ=tp/T 1E-2 1E-1 tp 1E+0 Fig. 6: Junction capacitance versus reverse voltage applied (typical values, per diode). IR(mA) C(nF) 1E+3 10.0 F=1MHz Tj=25°C Tj=150°C 1E+2 Tj=125°C Tj=100°C 1E+1 1.0 1E+0 Tj=25°C 1E-1 VR(V) 1E-2 0 5 10 15 20 25 30 35 40 45 0.1 VR(V) 1 2 5 10 20 50 Fig. 7: Forward voltage drop versus forward current (per diode). IFM(A) 200 100 Typical values Tj=150°C Maximum values Tj=125°C 10 Maximum values Tj=100°C Maximum values Tj=25°C VFM(V) 1 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 3/4 STPS60L45CW PACKAGE MECHANICAL DATA TO-247 DIMENSIONS REF. V Millimeters Min. Dia. V A H L5 L L2 L4 F2 F1 L1 F3 V2 F4 D L3 F(x3) M G = Type = Marking E Typ. Max. Inches Min. Typ. Max. A 4.85 5.15 0.191 D 2.20 2.60 0.086 E 0.40 0.80 0.015 F 1.00 1.40 0.039 F1 3.00 F2 2.00 F3 2.00 2.40 0.078 F4 3.00 3.40 0.118 G 10.90 H 15.45 15.75 0.608 L 19.85 20.15 0.781 L1 3.70 4.30 0.145 L2 18.50 L3 14.20 14.80 0.559 L4 34.60 L5 5.50 M 2.00 3.00 0.078 V 5° V2 60° Dia. 3.55 3.65 0.139 0.203 0.102 0.031 0.055 0.118 0.078 0.094 0.133 0.429 0.620 0.793 0.169 0.728 0.582 1.362 0.216 0.118 5° 60° 0.143 Package Weight Base qty Delivery mode TO-247 4.36 g 30 Tube STPS60L45CW STPS60L45CW Cooling method : C Recommended torque value : 0.8m.N Maximum torque value : 1.0m.N 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. The ST logo is a registered trademark of STMicroelectronics © 1999 STMicroelectronics - Printed in Italy - All rights reserved. STMicroelectronics GROUP OF COMPANIES Australia - Brazil - China - Finland - France - Germany - Hong Kong - India - Italy - Japan - Malaysia Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - U.S.A. http://www.st.com 4/4