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| STPS4045C Power Schottky rectifiers Features A1 K A2 Very small conduction losses Negligible switching losses Extremely fast switching Low thermal resistance Avalanche capability specified ECOPACK(R)2 compliant component (STPS4045CT) A1 K A2 A2 K A1 Description This dual center tap Schottky rectifier is suited for switchmode power supply and high frequency DC to DC converters. Packaged in TO-247 or TO-220AB this device is intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. TO-220AB STPS4045CT TO-247 STPS4045CW Table 1. Device summary Symbol IF(AV) VRRM Tj (max) VF (max) Value 2 x 20 A 45 V 175 C 0.63 V November 2009 Doc ID 4605 Rev 5 1/8 www.st.com 8 Characteristics STPS4045C 1 Table 2. Symbol VRRM IF(RMS) Characteristics Absolute ratings (limiting values, per diode) Parameter Repetitive peak reverse voltage Forward rms current TO-247 IF(AV) Average forward current TO-220AB IFSM IRRM IRSM PARM Tstg Tj dV/dt Surge non repetitive forward current Repetitive peak reverse current Non repetitive peak reverse current Repetitive peak avalanche power Storage temperature range Maximum operating junction temperature(1) TC = 150 C, = 0.5 TC = 145 C, = 0.5 TC = 145 C, = 0.5 TC = 130 C, = 0.5 tp = 10 ms sinusoidal tp = 2 s square F=1 kHz tp = 100 s square tp = 1 s Tj = 25 C Per diode Per device Per diode Per device Value 45 30 20 A 40 20 A 40 220 1 3 6000 -65 to + 175 175 10000 A A A W C C V/s Unit V A Critical rate of rise reverse voltage 1. 1 dPtot < condition to avoid thermal runaway for a diode on its own heatsink Rth(j-a) dTj Table 3. Symbol Thermal resistances Parameter TO-247 Per diode Total Per diode Total Value 1.5 0.8 1.8 1.3 0.1 0.8 C/W Unit Rth (j-c) Junction to case TO-220AB TO-247 Rth (c) Coupling TO-220AB 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) 2/8 Doc ID 4605 Rev 5 STPS4045C Table 4. Symbol IR (1) Characteristics Static electrical characteristics (per diode) Parameter Tests conditions Tj = 25 C Tj = 125 C Tj = 25 C VR = VRRM Min. IF = 20 A IF = 40 A Typ. 11 0.56 0.7 Max. 200 40 0.76 0.63 0.94 0.83 V Unit A mA Reverse leakage current VF (1) Forward voltage drop Tj = 125 C Tj = 25 C Tj = 125 C 1. Pulse test : tp = 380 s, < 2% To evaluate the conduction losses use the following equation : P = 0.43x IF(AV) + 0.01x IF2(RMS) Figure 1. Average forward power dissipation Figure 2. versus average forward current (per diode) =0.5 =0.2 =1 Average forward current versus ambient temperature ( = 0.5 per diode) 18 16 14 12 10 8 6 4 2 0 PF(av)(W) 24 22 20 18 16 14 12 10 8 IF(av)(A) Rth(j-a)=Rth(j-c) =0.1 =0.05 TO -247 TO-220AB T 6 4 T IF(av) (A) 0 2 4 6 8 10 12 14 16 18 =tp/T 20 22 tp 2 0 26 =tp/T 0 25 tp Tamb(C) 50 75 100 125 150 175 24 Figure 3. Normalized avalanche power derating versus pulse duration Figure 4. Normalized avalanche power derating versus junction temperature PARM(tp) PARM(1 s) 1 PARM(Tj) PARM(25 C) 1.2 1 0.1 0.8 0.6 0.4 0.2 0.01 0.001 0.01 0.1 1 tp(s) 10 100 1000 Tj(C) 0 25 50 75 100 125 150 Doc ID 4605 Rev 5 3/8 Characteristics STPS4045C Figure 5. Non repetitive surge peak forward current versus overload duration (maximum values, per diode) Figure 6. Non repetitive surge peak forward current versus overload duration (maximum values, per diode) 220 200 180 160 140 IM(A) 200 IM(A) TO-247 180 160 140 TO-220AB TC=25C 120 100 80 TC=25C TC=75C 120 100 80 60 40 20 0 1.E-03 IM t =0.5 TC=75C TC=125C 60 40 IM t TC=125C t(s) 1.E-02 1.E-01 1.E+00 20 0 1.E-03 =0.5 t(s) 1.E-02 1.E-01 1.E+00 Figure 7. Relative variation of thermal Figure 8. impedance junction to case versus pulse duration 1.E+05 Reverse leakage current versus reverse voltage applied (typical values, per diode) 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 Zth(j-c)/Rth(j-c) IR(A) Tj=150C 1.E+04 Tj=125C 1.E+03 Tj=100C Tj=75C 1.E+02 Tj=50C Single pulse 1.E+01 Tj=25C tp(s) 1.E+00 1.E-03 1.E-02 1.E-01 1.E+00 VR(V) 0 5 10 15 20 25 30 35 40 45 1.E-04 Figure 9. Junction capacitance versus reverse voltage applied (typical values, per diode) Figure 10. Forward voltage drop versus forward current (per diode) IFM(A) C(pF) 10000 F=1MHz VOSC=30mVRMS Tj=25C 100 90 80 70 60 Tj=125C (Maximum values) 1000 50 40 30 20 Tj=125C (Typical values) Tj=25C (Maximum values) VR(V) 100 1 10 100 10 0 0.0 0.2 0.4 0.6 0.8 1.0 VFM(V) 1.2 1.4 1.6 4/8 Doc ID 4605 Rev 5 STPS4045C Package information 2 Package information Epoxy meets UL94,V0 Cooling method: by conduction (C) Recommended torque values: TO-220AB 0.4 to 0.6 N*m, TO-247 0.55 N*m Maximum torque value: TO-247 1.0 N*m 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. Table 5. TO-220AB dimensions Dimensions Ref. Millimeters Min. A C H2 Dia L5 L7 L6 L2 F2 F1 L9 L4 F G1 G M E D C A Inches Min. 0.173 0.048 0.094 0.019 0.024 0.044 0.044 0.194 0.094 0.393 Max. 0.181 0.051 0.107 0.027 0.034 0.066 0.066 0.202 0.106 0.409 Max. 4.60 1.32 2.72 0.70 0.88 1.70 1.70 5.15 2.70 10.40 4.40 1.23 2.40 0.49 0.61 1.14 1.14 4.95 2.40 10 D E F F1 F2 G G1 H2 L2 L4 L5 L6 L7 L9 M Diam. 16.4 typ. 13 2.65 15.25 6.20 3.50 14 2.95 15.75 6.60 3.93 0.645 typ. 0.511 0.104 0.600 0.244 0.137 0.551 0.116 0.620 0.259 0.154 2.6 typ. 3.75 3.85 0.102 typ. 0.147 0.151 Doc ID 4605 Rev 5 5/8 Package information Table 6. TO-247 dimensions Dimensions Ref. Millimeters Min. A D V STPS4045C Inches Min. 0.191 0.086 0.015 0.039 0.118 0.079 Typ. Max. 0.203 0.102 0.031 0.055 Typ. Max. 5.16 2.60 0.80 1.40 4.85 2.20 0.40 1.00 3.00 2.00 1.90 3.00 10.90 15.45 19.85 3.70 18.30 14.20 34.05 5.35 2.00 5 60 3.55 E V Dia F F1 H A F2 F3 2.40 3.40 0.075 0.118 0.429 0.094 0.134 L5 L L2 L4 F1 L3 V2 F2 F3 F4 M G D L1 F4 G H L L1 L2 E 16.03 0.608 21.09 0.781 4.30 0.146 0.631 0.830 0.169 0.753 0.799 1.629 0.248 0.118 5 60 19.13 0.720 20.30 0.559 41.38 1.341 6.30 3.00 0.211 0.079 F(x3) L3 L4 L5 M V V2 Dia. 3.65 0.140 0.144 6/8 Doc ID 4605 Rev 5 STPS4045C Ordering information 3 Ordering information Table 7. Ordering information Marking STPS4045CW STPS4045CT Package TO-247 TO-220AB Weight 4.46 g 1.9 g Base qty. 30 50 Delivery mode Tube Tube Order code STPS4045CW STPS4045CT 4 Revision history Table 8. Date July-2003 09-Nov-2009 Document revision history Revision 4C 5 Previous issue. Added TO-220AB package. Removed SOT-93 package. Changes Doc ID 4605 Rev 5 7/8 STPS4045C Please Read Carefully: Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries ("ST") reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST's terms and conditions of sale. Purchasers are solely responsible for the choice, selection and use of the ST products and services described herein, and ST assumes no liability whatsoever relating to the choice, selection or use of the ST products and services described herein. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. If any part of this document refers to any third party products or services it shall not be deemed a license grant by ST for the use of such third party products or services, or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoever of such third party products or services or any intellectual property contained therein. UNLESS OTHERWISE SET FORTH IN ST'S TERMS AND CONDITIONS OF SALE ST DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY WITH RESPECT TO THE USE AND/OR SALE OF ST PRODUCTS INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION), OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. UNLESS EXPRESSLY APPROVED IN WRITING BY AN AUTHORIZED ST REPRESENTATIVE, ST PRODUCTS ARE NOT RECOMMENDED, AUTHORIZED OR WARRANTED FOR USE IN MILITARY, AIR CRAFT, SPACE, LIFE SAVING, OR LIFE SUSTAINING APPLICATIONS, NOR IN PRODUCTS OR SYSTEMS WHERE FAILURE OR MALFUNCTION MAY RESULT IN PERSONAL INJURY, DEATH, OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE. ST PRODUCTS WHICH ARE NOT SPECIFIED AS "AUTOMOTIVE GRADE" MAY ONLY BE USED IN AUTOMOTIVE APPLICATIONS AT USER'S OWN RISK. Resale of ST products with provisions different from the statements and/or technical features set forth in this document shall immediately void any warranty granted by ST for the ST product or service described herein and shall not create or extend in any manner whatsoever, any liability of ST. ST and the ST logo are trademarks or registered trademarks of ST in various countries. Information in this document supersedes and replaces all information previously supplied. The ST logo is a registered trademark of STMicroelectronics. All other names are the property of their respective owners. (c) 2009 STMicroelectronics - All rights reserved STMicroelectronics group of companies Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan Malaysia - Malta - Morocco - Philippines - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America www.st.com 8/8 Doc ID 4605 Rev 5 |
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