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this is preliminary information on a new product now in development or undergoing evaluation. details are subject to change without notice. april 2013 docid023648 rev 3 1/12 12 3STF1640 low voltage high performance npn power transistor datasheet - preliminary data figure 1. internal schematic diagram features ? very low collector-emitter saturation voltage ? high current gain characteristic ? fast switching speed applications ? power management ? dc-dc converters ? automotive description this device is a npn transistor manufactured using new low voltage planar technology with double metal process. the result is a transistor which boasts exceptionally high gain performance coupled with very low saturation voltage. sot-89 3 2 1 4 table 1. device summary order codes marking package packaging 3STF1640 1640 sot-89 tape and reel www.st.com
contents 3STF1640 2/12 docid023648 rev 3 contents 1 electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2.1 test circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3 package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 4 packaging mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 5 revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
docid023648 rev 3 3/12 3STF1640 electrical ratings 1 electrical ratings table 2. absolute maximum ratings symbol parameter value unit v ces collector-emitter voltage (v be = 0) 40 v v ceo collector-emitter voltage (i b = 0) 40 v v ebo emitter-base voltage (i c = 0) 7 v i c collector current 6 a i cm collector peak current (t p < 1 ms) 20 a p tot total dissipation at t amb = 25 c 1.5 w t stg storage temperature -65 to 150 c t j max. operating junction temperature 150 c table 3. thermal data symbol parameter value unit r thja (1) 1. device mounted on pcb area of 1 cm2 thermal resistance junction-ambient max 83 c/w
electrical characteristics 3STF1640 4/12 docid023648 rev 3 2 electrical characteristics t case = 25 c unless otherwise specified. table 4. electrical characteristics symbol parameter test conditions min. typ. max. unit i cbo collector cut-off current (i e = 0) v cb = 40 v 0.1 a i ebo emitter cut-off current (i c = 0) v eb = 5 v 0.1 a v (br)cbo collector-base breakdown voltage (i e = 0) i c = 100 a 40 v v (br)ceo (1) 1. pulse test: pulse duration 300 s, duty cycle 2 % collector-emitter breakdown voltage (i b = 0) i c = 10 ma 40 v v (br)ebo emitter-base breakdown voltage (i c = 0) i e = 100 a 7 v v ce(sat) (1) collector-emitter saturation voltage i c = 1 a, i b = 20 ma 50 mv i c = 1 a, i b = 100 ma 40 mv i c = 6 a, i b = 300 ma 170 mv v be(sat) (1) base-emitter saturation voltage i c = 6 a, i b = 6 ma 1.1 v h fe (1) dc current gain i c = 1 a, v ce = 1 v 350 i c = 6 a, v ce = 1 v 100 i c = 20 a, v ce = 1 v 20 f t transition frequency i c = 0.1 a v ce = 10 v f = 100 mhz 100 mhz c cbo collector-base capacitance (i e = 0) f = 1 mhz v cb = 10 v 30 pf t on resistive load turn-on time i c = 1.5 a v cc = 10 v tbd ns t off turn-off time i b(on) = - i b(off) = 150 ma v bb(off) = - 5 v tbd ns
docid023648 rev 3 5/12 3STF1640 electrical characteristics 2.1 test circuits figure 2. resistive load switching 1. fast electronic switch 2. non-inductive resistor
package mechanical data 3STF1640 6/12 docid023648 rev 3 3 package mechanical data 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. sot-89 mechanical data dim. mm min. typ. max. a 1.40 1.60 b 0.44 0.56 b1 0.36 0.48 c 0.35 0.44 c1 0.35 0.44 d 4.40 4.60 d1 1.62 1.83 d3 0.90 e 2.29 2.60 e 1.42 1.57 e1 2.92 3.07 h 3.94 4.25 h1 2.70 3.10 k1 8 l 0.89 1.20 r0.25 90
docid023648 rev 3 7/12 3STF1640 package mechanical data figure 3. sot-89 drawings b5(9b(
package mechanical data 3STF1640 8/12 docid023648 rev 3 figure 4. sot-89 recommended footprint )rrwsulqw
docid023648 rev 3 9/12 3STF1640 packaging mechanical data 4 packaging mechanical data figure 5. sot-89 carrier tape drawing table 6. sot-89 carrier tape dimensions dim. mm. values tolerance ao 4.52 0.10 bo 4.91 0.10 ko 1.90 0.10 f5.50 0.10 e1.75 0.10 w12 0.30 p2 2 0.10 po 4 0.10 p1 8 0.10 t0.30 0.10 d ? 1.55 0.05 d1 ? 1.60 0.10 b(
packaging mechanical data 3STF1640 10/12 docid023648 rev 3 figure 6. sot-89 package orientation in carrier tape 8223919 rev.d sot-89 top view
docid023648 rev 3 11/12 3STF1640 revision history 5 revision history table 7. document revision history date revision changes 11-sep-2012 1 initial release. 31-oct-2012 2 updated title and description on the cover page. document status promoted from target to preliminary data. 10-apr-2013 3 applications and description have been modified in cover page.
3STF1640 12/12 docid023648 rev 3 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 he rein 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 as sumes 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. i f 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 whatsoev er 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. st products are not authorized for use in weapons. nor are st products designed or authorized for use in: (a) safety critical applications such as life supporting, active implanted devices or systems with product functional safety requirements; (b) aeronautic applications; (c) automotive applications or environments, and/or (d) aerospace applications or environments. where st products are not designed for such use, the purchaser shall use products at purchaser?s sole risk, even if st has been informed in writing of such usage, unless a product is expressly designated by st as being intended for ?automotive, automotive safety or medical? industry domains according to st product design specifications. products formally escc, qml or jan qualified are deemed suitable for use in aerospace by the corresponding governmental agency. resale of st products with provisions different from the statem ents 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 whatsoev er, any liability of st. st and the st logo are trademarks or register ed 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. ? 2013 stmicroelectronics - all rights reserved stmicroelectronics group of companies australia - belgium - brazil - canada - china - czech republic - finland - france - germany - hong kong - india - israel - ital y - japan - malaysia - malta - morocco - philippines - singapore - spain - swed en - switzerland - united kingdom - united states of america www.st.com

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