STPS40M120C Power Schottky rectifier Datasheet − production data Features A1 ■ High current capability ■ Avalanche rated ■ Low forward voltage drop ■ High frequency operation K A2 K K Description A2 This Schottky diode is suited for high frequency switch mode power supply. Packaged in TO-220AB, TO-220AB narrow leads and I2PAK, this device is intended to be used in notebook, game station and desktop adapters, providing in these applications a good efficiency at both low and high load. A1 A2 K A1 K I2PAK STPS40M120CR TO-220AB narrow leads STPS40M120CTN K A2 Electrical characteristics(a) Figure 1. A1 K I V TO-220AB STPS40M120CT "Forward" I 2 x IO X IF VRRM VR VAR IO Table 1. X Device summary Symbol Value IR IF(AV) 2 x 20 A VTo VF(Io) VF VF(2xIo) VRRM 120 V Tj (max) 150 °C VF (typ) 0.44 V V "Reverse" IAR a. VARM and IARM must respect the reverse safe operating area defined in Figure 9. VAR and IAR are pulse measurements (tp < 10 µs). VR, IR, VRRM and VF, are static characteristics April 2012 This is information on a product in full production. Doc ID 022916 Rev 1 1/9 www.st.com 9 Characteristics 1 STPS40M120C Characteristics Table 2. Absolute ratings (limiting values per diode at Tamb = 25 °C, unless otherwise specified) Symbol Parameter Value Unit VRRM Repetitive peak reverse voltage 120 V IF(RMS) Forward rms current 30 A IF(AV) Average forward current, δ = 0.5 IFSM Per diode Tc = 130 °C 20 Per device Tc = 120 °C 40 A Surge non repetitive forward current tp = 10 ms sinusoidal 220 A PARM(1) Repetitive peak avalanche power Tj = 125 °C, tp = 10 µs 1600 W VARM(2) Maximum repetitive peak tp < 10 µs, Tj < 125 °C, IAR < 10.7 A avalanche voltage 150 V VASM(2) Maximum single-pulse peak avalanche voltage 150 V -65 to +175 °C 150 °C Tstg Tj tp < 10 µs, Tj < 125 °C, IAR < 10.7 A Storage temperature range Maximum operating junction temperature(3) 1. For pulse time duration deratings, please refer to Figure 4. 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. See Figure 9 3. 1 dPtot < condition to avoid thermal runaway for a diode on its own heatsink Rth(j-a) dTj Table 3. Thermal resistance Symbol Parameter Rth(j-c) Junction to case Rth(c) Coupling Value Per diode Total ΔTj(diode 1) = P(diode 1) x Rth(j-c)(Per diode) + P(diode 2) x Rth(c) 2/9 1.10 0.80 0.50 When the two diodes 1 and 2 are used simultaneously: Doc ID 022916 Rev 1 Unit °C/W STPS40M120C Table 4. Characteristics Static electrical characteristics (per diode) Symbol Parameter IR(1) Test conditions Tj = 25 °C Reverse leakage current VF(2) VR = VRRM Tj = 125 °C Forward voltage drop Min. Typ. Max. Unit - 75 370 µA - 25 70 mA Tj = 125 °C IF = 5 A - 0.44 0.49 Tj = 125 °C IF = 10 A - 0.52 0.57 Tj = 25 °C - IF = 20 A Tj = 125 °C V 0.79 - 0.61 0.67 1. Pulse test: tp = 5 ms, δ < 2% 2. Pulse test: tp = 380 µs, δ < 2% To evaluate the conduction losses use the following equation: P = 0.54 x IF(AV) + 0.0065 x IF2(RMS) Figure 2. 20 Average forward power dissipation Figure 3. versus average forward current (per diode) PF(AV)(W) 24 δ = 0.5 Rth(j-a) = Rth(j-c) 20 δ = 0.2 δ = 0.05 IF(AV)(A) δ=1 16 12 Average forward current versus ambient temperature (δ = 0.5, per diode) 16 δ = 0.1 12 8 8 T 4 4 δ = tp / T IF(AV)(A) tp 0 Tamb(°C) 0 0 4 Figure 4. 1 8 12 16 20 24 28 Normalized avalanche power derating versus pulse duration 0 25 Figure 5. PARM (t p ) PARM (10 µs) 1.0 50 75 100 125 150 Relative variation of thermal impedance junction to case versus pulse duration Zth(j-c)/Rth(j-c) 0.9 0.8 0.7 0.1 0.6 0.5 0.4 0.01 0.3 Single pulse 0.2 0.1 t p(µs) 0.001 1.E-04 1 10 100 tp(s) 0.0 1.E-03 1.E-02 1.E-01 1.E+00 1000 Doc ID 022916 Rev 1 3/9 Characteristics Figure 6. 1.E+03 STPS40M120C Reverse leakage current versus reverse voltage applied (typical values, per diode) Figure 7. IR(mA) 10000 Junction capacitance versus reverse voltage applied (typical values, per diode) C(pF) F=1MHz Vosc =30mVRMS Tj =25°C 1.E+02 Tj =150°C 1.E+01 Tj =125°C Tj =100°C 1000 1.E+00 Tj =75°C 1.E-01 Tj =50°C Tj =25°C 1.E-02 VR(V) 1.E-03 0 10 20 Figure 8. 1000.0 30 40 50 60 70 80 90 100 110 120 Forward voltage drop versus forward current (per diode) 1 10 Figure 9. 100 1000 Reverse safe operating area (tp < 10 µs and Tj < 125 °C) IFM(A) Iarm (A) 100.0 Tj =125°C (Maximum values) Tj =125°C (Typical values) 10.0 Tj =25°C (Maximum values) 1.0 VFM(V) 0.1 0.0 4/9 VR(V) 100 0.2 0.4 0.6 0.8 1.0 1.2 1.4 13.5 13.0 12.5 12.0 11.5 11.0 10.5 10.0 9.5 9.0 120 1.6 Doc ID 022916 Rev 1 Varm (V) 130 140 150 160 170 STPS40M120C 2 Package information Package information ● Epoxy meets UL94, V0 ● Cooling method: by conduction (C) ● Recommended torque value: 0.4 to 0.6 N·m In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK® packages, depending on their level of environmental compliance. ECOPACK® specifications, grade definitions and product status are available at: www.st.com. ECOPACK® is an ST trademark. Table 5. TO-220AB narrow leads dimensions Dimensions Ref. Millimeters Min. A P E F Q H1 D1 L20 L30 L1 b1(x3) L 1 2 C b (x3) e1 Min. Typ. Max. 4.40 4.60 0.17 0.18 b 0.61 0.88 0.024 0.034 b1 0.95 1.20 0.037 0.047 c 0.48 0.70 0.019 0.027 D 15.25 15.75 0.60 0.62 1.27 0.05 E 10.00 10.40 0.39 0.41 e 2.40 2.70 0.094 0.106 e1 4.95 5.15 0.19 0.20 F 1.23 1.32 0.048 0.052 H1 6.20 6.60 0.24 0.26 J1 2.40 2.72 0.095 0.107 L 13.00 14.00 0.51 0.55 L1 2.60 2.90 0.102 0.114 J1 3 e Max. A D1 D Typ. Inches L20 15.40 0.61 L30 28.90 1.14 ∅P 3.75 3.85 0.147 0.151 Q 2.65 2.95 0.104 0.116 Doc ID 022916 Rev 1 5/9 Package information STPS40M120C Devices in I2PAK with nickel-plated back frame must NOT be mounted by frame soldering like SMDs. Such devices are intended to be through-hole mounted ONLY and in no circumstances shall ST be held liable for any lack of performance or damage arising out of soldering of nickel-plated back frames. Table 6. I2PAK dimensions Dimensions Ref. Millimeters Inches Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 A1 2.40 2.72 0.094 0.107 b 0.61 0.88 0.024 0.035 b1 1.14 1.70 0.044 0.067 c 0.49 0.70 0.019 0.028 c2 1.23 1.32 0.048 0.052 D 8.95 9.35 0.352 0.368 e 2.40 2.70 0.094 0.106 e1 4.95 5.15 0.195 0.203 E 10 10.40 0.394 0.409 L 13 14 0.512 0.551 L1 3.50 3.93 0.138 0.155 L2 1.27 1.40 0.050 0.055 A E c2 L2 D L1 A1 b1 L b c e e1 6/9 Doc ID 022916 Rev 1 STPS40M120C Package information Table 7. TO-220AB dimensions Dimensions Ref. Dia Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 C 1.23 1.32 0.048 0.051 D 2.40 2.72 0.094 0.107 E 0.49 0.70 0.019 0.027 F 0.61 0.88 0.024 0.034 F1 1.14 1.70 0.044 0.066 F2 1.14 1.70 0.044 0.066 G 4.95 5.15 0.194 0.202 G1 2.40 2.70 0.094 0.106 H2 10 10.40 0.393 0.409 C L5 L7 L6 L2 F2 D L9 L4 L2 F M G1 Inches A H2 F1 Millimeters 16.4 Typ. 0.645 Typ. L4 13 14 0.511 0.551 L5 2.65 2.95 0.104 0.116 L6 15.25 15.75 0.600 0.620 L7 6.20 6.60 0.244 0.259 L9 3.50 3.93 0.137 0.154 E G M Dia. Doc ID 022916 Rev 1 2.6 Typ. 3.75 3.85 0.102 Typ. 0.147 0.151 7/9 Ordering information 3 Ordering information Table 8. 4 Ordering information Order code Marking Package Weight STPS40M120CTN PS40M120CTN TO-220AB narrow leads 1.9 g 50 Tube STPS40M120CT PS40M120CT TO-220AB 1.9 g 50 Tube STPS40M120CR PS40M120CR I2PAK 1.49 g 50 Tube Base qty Delivery mode Revision history Table 9. 8/9 STPS40M120C Document revision history Date Revision 02-Apr-2012 1 Changes First issue. Doc ID 022916 Rev 1 STPS40M120C 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 TWO AUTHORIZED ST REPRESENTATIVES, 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. © 2012 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 Doc ID 022916 Rev 1 9/9