STPS3045C Power Schottky rectifier Datasheet - production data A1 Description K A2 Dual center tap Schottky rectifier suited for switch mode power supply and high frequency DC to DC converters. Packaged either in TO-220AB, TO-247, or DPAK, this device is especially intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. K K A1 A2 TO-220AB A2 K A1 TO-247 K K Table 1: Device summary A2 A2 A1 A1 DPAK Features Very small conduction losses Negligible switching losses Extremely fast switching Avalanche rated ECOPACK(R)2 compliant component for DPAK on demand August 2016 Symbol Value IF(AV) 2 x 15 A VRRM 45 V VF (typ.) 0.5 V Tj (max.) 175 C ( up to 200 C in forward mode for DPAK) DocID3510 Rev 9 This is information on a product in full production. 1/13 www.st.com Characteristics 1 STPS3045C Characteristics Table 2: Absolute ratings (limiting values, per diode, at 25 C, unless otherwise specified) Symbol Parameter Value Unit VRRM Repetitive peak reverse voltage 45 V IF(RMS) Forward rms current 30 A IF(AV) Average forward current = 0.5, square wave IFSM PARM(1) Tstg Per diode 15 Per device 30 Surge non repetitive forward current tp = 10 ms sinusoidal 220 A Repetitive peak avalanche power tp = 10 s, Tj = 125 C 430 W TC = 155 C Storage temperature range -65 to +175 Maximum operating junction temperature Tj A (2) 175 Maximum operating junction temperature (DC forward current without reverse bias, t = 1 hour for DPAK C 200 Notes: (1)For pulse time duration deratings, please refer to Figure 3. More details regarding the avalanche energy measurements and diode validation in the avalanche are provided in the STMicroelectronics Application notes AN1768, "Admissible avalanche power of Schottky diodes" and AN2025, "Converter improvement using Schottky rectifier avalanche specification". (2)(dP tot/dTj) < (1/Rth(j-a)) condition to avoid thermal runaway for a diode on its own heatsink. Table 3: Thermal parameters Symbol Parameter TO-220AB / DPAK Rth(j-c) Junction to case TO-247 Rth(c) Coupling TO-220AB / DPAK/ TO-247 When the diodes 1 and 2 are used simultaneously: Tj (diode1) = P(diode1) x Rth(j-c) (per diode) + P(diode2) x Rth(c) 2/13 DocID3510 Rev 9 Value Per diode 1.60 Total 0.95 Per diode 1.5 Total 0.9 0.3 Unit C/W STPS3045C Characteristics Table 4: Static electrical characteristics (per diode) Symbol IR(1) Parameter Test conditions Reverse leakage current Tj = 25 C Tj = 125 C Tj = 125 C VF(1) Forward voltage drop Tj = 25 C Tj = 125 C VR = VRRM IF = 15 A IF = 30 A Min. Typ. - Max. Unit 200 A mA - 11 40 - 0.5 0.57 - 0.84 0.65 V 0.72 Notes: (1)Pulse test: tp = 380 s, < 2% To evaluate the conduction losses use the following equation: P = 0.42 x IF(AV) + 0.01 x IF2(RMS) DocID3510 Rev 9 3/13 Characteristics 1.2 STPS3045C Characteristics (curves) Figure 1: Average forward power dissipation versus average forward current (per diode) Figure 2: Average forward current versus ambient temperature ( = 0.5, per diode) PF (AV) (W ) IF(AV) (A) 18 12 = 0.2 = 0.1 = 0.05 11 R th(j-a)= R th(j-c) = 0.5 16 10 14 9 =1 8 12 7 10 6 8 5 R th(j-a)= 15C/W 6 4 T T 3 4 2 2 1 = tp/T =tp/T tp tp 0 0 0 2 4 6 8 10 12 14 16 18 20 0 25 50 75 IF(AV)(A) Figure 3: Normalized avalanche power derating versus pulse duration (Tj = 125 C) 125 150 175 Figure 4: Relative variation of thermal impedance junction to case versus pulse duration Z th(j-c) /R th(j-c) PARM (t p ) PARM (10 s) 1 100 Tamb(C) 1.0 0.9 0.8 0.7 = 0.5 0.1 0.6 0.5 0.01 0.4 = 0.2 0.3 = 0.1 T 0.2 Single pulse 0.1 0.001 1 10 t p (s) 100 1000 1.E-02 tp 1.E-01 1.E+00 t p (s) Figure 5: Junction capacitance versus reverse voltage applied (typical values, per diode) Figure 6: Reverse leakage current versus reverse voltage applied (typical values, per diode) C (nF) 1.E +05 10000 V = tp/T 0.0 1.E-03 F = 1 M Hz OSC = 30 mV RMS Tj = 25 C IR (A) Tj = 150C 1.E +04 Tj = 125C Tj = 100C 1.E +03 Tj = 75C 1.E +02 1000 Tj = 50C 1.E +01 Tj = 25C 1.E +00 100 1.E -01 1 10 100 VR(V) 4/13 0 5 10 15 20 25 VR ( V ) DocID3510 Rev 9 30 35 40 45 STPS3045C Characteristics Figure 7: Forward voltage drop versus forward current (maximum values, per diode) Figure 8: Thermal resistance junction to ambient versus copper surface under tab R th (j-a) (C/W ) 80 DPAK 70 Epoxy printed board FR4, copper thickness = 35 m 60 50 40 30 20 10 0 0 5 10 15 20 25 30 35 SCu(cm) DocID3510 Rev 9 5/13 40 Package information 2 STPS3045C Package information In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK(R) packages, depending on their level of environmental compliance. ECOPACK(R) specifications, grade definitions and product status are available at: www.st.com. ECOPACK(R) is an ST trademark. 2.1 Cooling method: by conduction (C) Epoxy meets UL 94,V0 Recommended torque value: 0.55 N*m (for TO-220AB and TO-247) Maximum torque value: 0.7 N*m (for TO-220AB) Maximum torque value: 1.0 N*m (for TO-247) TO-220AB package information Figure 9: TO-220AB package outline 6/13 DocID3510 Rev 9 Package information STPS3045C Table 5: TO-220AB package mechanical data Dimensions Ref. Millimeters Inches Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 b 0.61 0.88 0.024 0.035 b1 1.14 1.55 0.045 0.061 c 0.48 0.70 0.019 0.028 D 15.25 15.75 0.600 0.620 D1 1.27 typ. 0.050 typ. E 10.00 10.40 0.394 0.409 e 2.40 2.70 0.094 0.106 e1 4.95 5.15 0.195 0.203 F 1.23 1.32 0.048 0.052 H1 6.20 6.60 0.244 0.260 J1 2.40 2.72 0.094 0.107 L 13.00 14.00 0.512 0.551 L1 3.50 3.93 0.138 0.155 L20 16.40 typ. 0.646 typ. L30 28.90 typ. 1.138 typ. OP 3.75 3.85 0.148 0.152 Q 2.65 2.95 0.104 0.116 DocID3510 Rev 9 7/13 Package information 2.2 STPS3045C TO-247 package information Figure 10: TO-247 package outline 8/13 DocID3510 Rev 9 Package information STPS3045C Table 6: TO-247 package mechanical data Dimensions Ref. Millimeters Min. Typ. Inches Max. Min. Typ. Max. A 4.85 5.15 0.191 0.203 A1 2.20 2.60 0.086 0.102 b 1.00 1.40 0.039 0.055 b1 2.00 2.40 0.078 0.094 b2 3.00 3.40 0.118 0.133 c 0.40 0.80 0.015 0.031 D(1) 19.85 20.15 0.781 0.793 E 15.45 15.75 0.608 0.620 e 5.30 5.60 0.209 L 14.20 14.80 0.559 0.582 L1 3.70 4.30 0.145 0.169 L2 5.45 18.50 0.215 0.220 0.728 OP(2) 3.55 3.65 0.139 0.143 OR 4.50 5.50 0.177 0.217 S 5.30 5.70 0.209 5.50 0.216 0.224 Notes: (1)Dimension (2)Resin D plus gate protusion does not exceed 20.5 mm thickness around the mounting hole is not less than 0.9 mm. DocID3510 Rev 9 9/13 Package information 2.3 STPS3045C DPAK package information Figure 11: DPAK package outline This package drawing may slightly differ from the physical package. However, all the specified dimensions are guaranteed. 10/13 DocID3510 Rev 9 Package information STPS3045C Table 7: DPAK package mechanical data Dimensions Ref. Millimeters Inches Min. Max. Min. Max. A 4.36 4.60 0.172 0.181 A1 0.00 0.25 0.000 0.010 b 0.70 0.93 0.028 0.037 b2 1.14 1.70 0.045 0.067 c 0.38 0.69 0.015 0.027 c2 1.19 1.36 0.047 0.053 D 8.60 9.35 0.339 0.368 D1 6.90 8.00 0.272 0.311 D2 1.10 1.50 0.043 0.060 E 10.00 10.55 0.394 0.415 E1 8.10 8.90 0.319 0.346 E2 6.85 7.25 0.266 0.282 e 2.54 typ. 0.100 e1 4.88 5.28 0.190 0.205 H 15.00 15.85 0.591 0.624 J1 2.49 2.90 0.097 0.112 L 1.90 2.79 0.075 0.110 L1 1.27 1.65 0.049 0.065 L2 1.30 1.78 0.050 0.070 R V2 0.4 typ. 0 0.015 8 0 8 Figure 12: DPAK recommended footprint (dimensions in mm) DocID3510 Rev 9 11/13 Ordering information 3 STPS3045C Ordering information Table 8: Ordering information Order code 4 Marking Package Weight Base qty. Delivery mode TO-220AB 1.9 g 50 Tube 50 Tube 1000 Tape and reel 30 Tube STPS3045CT STPS3045CT STPS3045CG STPS3045CG STPS3045CG-TR STPS3045CG STPS3045CW STPS3045CW DPAK 1.38 g TO-247 4.46 g Revision history Table 9: Document revision history 12/13 Date Revision Jul-2003 6E Changes Last update. 06-Nov-2012 7 Removed SOT-93 and TOP-3I packages. Table 2: Operating range (Tj) extension from -40 to +175 C, IF(AV) per diode updated to 15 A. Updated "Total" values in Table 3. Updated tables in Section 2: Package information. 04-Apr-2013 8 Added value for maximum Tj in forward mode. Updated Table 9. 02-Aug-2016 9 Updated DPAK package information. Removed IPAK and TO-220FPAB package information. DocID3510 Rev 9 STPS3045C IMPORTANT NOTICE - PLEASE READ CAREFULLY STMicroelectronics NV and its subsidiaries ("ST") reserve the right to make changes, corrections, enhancements, modifications, and improvements to ST products and/or to this document at any time without notice. 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