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| STS17NF3LL N-channel 30V - 0.0045 - 17A - SO-8 STripFETTM II Power MOSFET for DC-DC conversion General features Type STS17NF3LL VDSS 30V RDS(on) <0.0055 ID 17A Optimal RDS(on) x Qg trade-off @ 4.5V Conduction losses reduced Switching losses reduced SO-8 Description This application specific Power MOSFET is the second generation of STMicroelectronis unique "Single Feature SizeTM" strip-based process. The resulting transistor shows the best trade-off between on-resistance and gate charge. Such features make it the best choice in high efficiency DC-DC converters for Telecom and computer industries. Internal schematic diagram Applications Switching application Order codes Part number STS17NF3LL Marking S17NF3LL Package SO-8 Packaging Tape & reel October 2006 Rev 5 1/12 www.st.com 12 Contents STS17NF3LL Contents 1 2 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2.1 Electrical characteristics (curves) ............................. 6 3 4 5 Test circuit ................................................ 8 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 2/12 STS17NF3LL Electrical ratings 1 Electrical ratings Table 1. Symbol VDS VGS ID ID IDM (1) Absolute maximum ratings Parameter Drain-source voltage (VGS = 0) Gate-source voltage Drain current (continuous) at TC = 25C Drain current (continuous) at TC = 100C Drain current (pulsed) Total dissipation at TC = 25C Value 30 18 17 12 68 3.2 Unit V V A A A W PTOT 1. Pulse width limited by safe operating area Table 2. Rthj-amb Rthj-lead Tj Tstg Thermal data Thermal resistance junction-ambient max (1) Thermal resistance junction-leads max Maximum operating junction temperature Storage temperature 47 16 -55 to 175 -55 to175 C/W C/W C C 1. When mounted on FR-4 board of 1in, 2oz Cu. t<10sec 3/12 Electrical characteristics STS17NF3LL 2 Electrical characteristics (TCASE=25C unless otherwise specified) Table 3. Symbol V(BR)DSS On/off states Parameter Drain-source breakdown voltage Zero gate voltage drain current (VGS = 0) Gate-body leakage current (VDS = 0) Gate threshold voltage Static drain-source on resistance Test conditions ID = 250A, VGS =0 VDS = max rating VDS =max rating, TC = 125C VGS = 18V VDS = VGS, ID = 250A VGS = 10V, ID = 8.5A VGS = 4.5V, ID = 8.5A 1 0.0045 0.0055 0.0055 0.007 Min. 30 1 10 100 Typ. Max. Unit V A A nA V IDSS IGSS VGS(th) RDS(on) Table 4. Symbol gfs (1) Ciss Coss Crss td(on) tr td(off) tf Qg Qgs Qgd Dynamic Parameter Forward transconductance Input capacitance Output capacitance Reverse transfer capacitance Turn-on delay time Rise time Turn-off delay time Fall time Total gate charge Gate-source charge Gate-drain charge Test conditions VDS = 10V, ID = 8.5A Min. Typ. 37 2160 614 98 23.5 39 47.5 37 26 7 12 35 Max. Unit S pF pF pF ns ns ns ns nC nC nC VDS = 25V, f = 1MHz, VGS = 0 VDD = 15V, ID = 8.5A RG = 4.7 VGS = 4.5V (see Figure 13) VDD = 24V, ID = 12.5A, VGS = 4.5V, RG = 4.7 (see Figure 14) 1. Pulsed: Pulse duration = 300 s, duty cycle 1.5 %. 4/12 STS17NF3LL Electrical characteristics Table 5. Symbol ISD ISDM (1) VSD (2) trr Qrr IRRM Source drain diode Parameter Source-drain current Source-drain current (pulsed) Forward on voltage ISD = 17A, VGS = 0 39 45 2.3 Test conditions Min. Typ. Max. 17 68 1.2 Unit A A V ns nC A Reverse recovery time ISD = 17A, di/dt = 100A/s, Reverse recovery charge VDD = 15V; Tj = 150C Reverse recovery current (see Figure 15) 1. Pulse width limited by safe operating area. 2. Pulsed: Pulse duration = 300 s, duty cycle 1.5 % 5/12 Electrical characteristics STS17NF3LL 2.1 Figure 1. Electrical characteristics (curves) Safe operating area Figure 2. Thermal impedance Figure 3. Output characterisics Figure 4. Transfer characteristics Figure 5. Transconductance Figure 6. Static drain-source on resistance 6/12 STS17NF3LL Figure 7. Gate charge vs gate-source voltage Figure 8. Electrical characteristics Capacitance variations Figure 9. Normalized gate threshold voltage vs temperature Figure 10. Normalized on resistance vs temperature Figure 11. Source-drain diode forward characteristics Figure 12. Normalized breakdown voltage vs temperature 7/12 Test circuit STS17NF3LL 3 Test circuit Figure 14. Gate charge test circuit Figure 13. Switching times test circuit for resistive load Figure 15. Test circuit for inductive load Figure 16. Unclamped Inductive load test switching and diode recovery times circuit Figure 17. Unclamped inductive waveform Figure 18. Switching time waveform 8/12 STS17NF3LL Package mechanical data 4 Package mechanical data In order to meet environmental requirements, ST offers these devices in ECOPACK(R) packages. These packages have a Lead-free second level interconnect . The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com 9/12 Package mechanical data STS17NF3LL SO-8 MECHANICAL DATA DIM. A a1 a2 a3 b b1 C c1 D E e e3 F L M S 3.8 0.4 4.8 5.8 1.27 3.81 4.0 1.27 0.6 8 (max.) 0.14 0.015 5.0 6.2 0.65 0.35 0.19 0.25 0.1 mm. MIN. TYP MAX. 1.75 0.25 1.65 0.85 0.48 0.25 0.5 45 (typ.) 0.188 0.228 0.050 0.150 0.157 0.050 0.023 0.196 0.244 0.025 0.013 0.007 0.010 0.003 MIN. inch TYP. MAX. 0.068 0.009 0.064 0.033 0.018 0.010 0.019 10/12 STS17NF3LL Revision history 5 Revision history Table 6. Date 21-Jun-2004 04-Oct-2006 Revision history Revision 4 5 Complete document New template, no content change Changes 11/12 STS17NF3LL 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) 2006 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 - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America www.st.com 12/12 |
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