STPS24045TV

® STPS24045TV POWER SCHOTTKY RECTIFIER MAIN PRODUCT CHARACTERISTICS IF(AV) VRRM VF (max) FEATURES AND BENEFITS VERY SMALL CONDUCTION LOSSES NEGLIGIBLE SWITCHING LOSSES EXTREMELY FAST SWITCHING LOW THERMAL RESISTANCE INSULATED PACKAGE: Insulating voltage = 2500 V(RMS) Capacitance = 45pF DESCRIPTION Dual power Schottky rectifier suited for Switched Mode Power Supplies and high frequency DC to DC converters. Packaged in ISOTOP, this device is especially 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 IRSM Tstg Tj dV/dt *: Parameter Repetitive peak reverse voltage RMS forward current Average forward current Surge non repetitive forward current Repetitive peak reverse current Non repetitive peak reverse current Storage temperature range Maximum operating junction temperature Critical rate of rise of reverse voltage Tc = 80°C δ = 0.5 tp = 10 ms Sinusoidal tp = 2 µs F = 1kHz square tp = 100µs square Per diode Per device ISOTOPTM 2 x 120 A 45 V 0.67 V K2 A2 K1 A1 ISOTOP is a trademark of STMicroelectronics Value 45 170 120 240 1500 2 10 - 55 to + 150 150 10000 Unit V A A A A A °C °C V/µs dPtot 1 < thermal runaway condition for a diode on its own heatsink Rth(j−a) dTj 1/4 September 1999 - Ed : 3A STPS24045TV THERMAL RESISTANCES Symbol Rth (j-c) Rth (c) When the diodes 1 and 2 are used simultaneously : ∆ Tj(diode 1) = P(diode) x Rth(j-c)(Per diode) + P(diode 2) x Rth(c) Parameter Junction to case Per diode Total Coupling Value 0.65 0.28 0.10 Unit °C/W STATIC ELECTRICAL CHARACTERISTICS (per diode) Symbol IR * VF * Parameter Reverse leakage current Forward voltage drop Tests Conditions Tj = 25°C VR = VRRM Tj = 125°C Tj = 25°C IF = 240 A Tj = 125°C IF = 240 A Tj = 125°C IF = 120 A Min. Typ. Max. 2 300 0.91 0.87 0.67 Unit mA V 0.72 0.52 Pulse test : * tp = 5 ms, δ < 2% ** tp = 380 µs, δ < 2% To evaluate the conduction losses use the following equation : P = 0.47 x IF(AV) + 0.00167 x IF2(RMS) Fig. 1: Average forward power dissipation versus average forward current (per diode). Fig. 2: Average forward current versus ambient temperature (δ= 0.5, per diode). PF(av)(W) 110 100 90 80 70 60 50 40 30 20 10 0 δ = 0.5 δ = 0.2 δ = 0.1 δ = 0.05 δ=1 IF(av)(A) 140 120 100 80 60 T Rth(j-a)=5°C/W Rth(j-a)=2°C/W Rth(j-a)=Rth(j-c) T δ=tp/T tp 40 tp IF(av) (A) 0 20 40 60 80 100 δ=tp/T 20 140 0 0 25 50 Tamb( °C) 75 100 125 150 120 2/4 STPS24045TV Fig. 3: Non repetitive surge peak forward current versus overload duration (maximum values, per diode). Fig.4 : Relative variation of thermal impedance junction to case versus pulse duration (per diode). IM(A) 800 700 600 500 400 300 200 100 0 1E-3 Tc=75°C IM t Zth(j-c)/Rth(j-c) 1.0 0.8 Tc=25°C Tc=50°C 0.6 0.4 0.2 δ = 0.5 δ = 0.2 δ = 0.1 T δ =0.5 t(s) 1E-2 1E-1 1E+0 Single pulse tp(s) 1E-2 1E-1 0.0 1E-3 δ=tp/T tp 1E+0 5E+0 Fig. 5: Reverse leakage current versus reverse voltage applied (typical values, per diode). Fig. 6: Junction capacitance versus reverse voltage applied (typical values, per diode). IR(mA) 1E+2 1E+1 1E+0 1E-1 1E-2 VR(V) 1E-3 0 5 10 15 20 25 30 35 40 45 Tj=125°C Tj=100°C Tj=75°C Tj=50°C C(nF) 50 F=1MHz Tj=25°C 10 Tj=25°C VR(V) 1 1 2 5 10 20 50 Fig. 7: Forward voltage drop versus forward current (maximum values, per diode). IFM(A) 500 Tj=125°C (Typical values) 100 Tj=25°C 10 Tj=125°C VFM(V) 1 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 3/4 STPS24045TV PACKAGE MECHANICAL DATA ISOTOP DIMENSIONS REF. Millimeters Inches Min. Typ. Max. Min. Typ. Max. A 11.80 12.20 0.465 0.480 A1 8.90 9.10 0.350 0.358 B 7.8 8.20 0.307 0.323 C 0.75 0.85 0.030 0.033 C2 1.95 2.05 0.077 0.081 D 37.80 38.20 1.488 1.504 D1 31.50 31.70 1.240 1.248 E 25.15 25.50 0.990 1.004 E1 23.85 24.15 0.939 0.951 E2 24.80 0.976 G 14.90 15.10 0.587 0.594 G1 12.60 12.80 0.496 0.504 G2 3.50 4.30 0.138 0.169 F 4.10 4.30 0.161 0.169 F1 4.60 5.00 0.181 0.197 P 4.00 4.30 0.157 0.69 P1 4.00 4.40 0.157 0.173 S 30.10 30.30 1.185 1.193 Type Marking Package ISOTOP Weight 28 g. (without screws) Base qty 10 Delivery mode Tube STPS24045TV STPS24045TV Cooling method: by conduction (C) Recommended torque value: 1.3 N.m Maximum torque value: 1.5 N.m Epoxy meets UL94, V0 I nformation 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