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preliminary data this is preliminary information on a new product now in deve lopment or undergoing evaluation. details are subject to change without notice. december 2007 rev 1 1/11 11 STW3040 high voltage fast-switching npn power transistor features high voltage capability high dc current gain minimum lot to lot spread for reliable operation wide safe operating areas (forward and reverse biased) application switching mode power supplies description the STW3040 is manufactured using diffused collector in planar technology adopting base island layout. the device is designed for use in smps and desktop power supply. . figure 1. internal schematic diagram to-247 1 2 3 table 1. device summary order code marking package packaging STW3040 w3040 to-247 tube www.st.com
contents STW3040 2/11 contents 1 absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2.1 electrical characteristics (curves) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3 test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 4 package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 5 revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
STW3040 absolute maximum ratings 3/11 1 absolute maximum ratings table 2. absolute maximum ratings symbol parameter value unit v ces collector-emitter voltage (v ce = 0) 700 v v ceo collector-emitter voltage (i b = 0) 400 v v ebo emitte-base voltage (i c = 0) 9 v i c collector current 30 a i cm collector peak current 50 a i b base current 10 a i bm base peak current 15 a p tot total dissipation at t c = 25c 160 w t stg storage temperature -65 to 150 c t j max. operating junction temperature 150 c table 3. thermal data symbol parameters value unit r thj-case thermal resistance junction-case __ max 0.75 c/w
electrical characteristics STW3040 4/11 2 electrical characteristics (t case = 25 c ; unless otherwise specified) table 4. electrical characteristics symbol parameter test conditions min. typ. max. unit i ces collector cut-off current (v be = 0) v ce = 700 v 1ma i ebo emitter cut-off current (i c = 0) v eb = 9 v 1ma v (br)ceo collector-emitter breakdown voltage (i b = 0) i c = 10 ma 400 v v ce(sat) (1) 1. pulsed duration = 300 ms, duty cycle 1.5% collector-emitter saturation voltage i c = 6 a __ i b = 1.2 a i c = 20 a _ i b = 4 a 0.1 0.4 0.8 v v v be(sat) (1) base-emitter saturation voltage i c = 6 a __ i b = 1.2 a i c = 20 a _ i b = 4 a 1.2 1.5 v v h fe (1) dc current gain i c = 10 ma v ce = 5 v i c = 6 a _____ v ce = 5 v i c = 20 a v ce = 5 v 10 18 10 30 40 t on t s t f resistive load turn-on time storage time fall time i c = 20 a v cc = 200 v i b(on) = 4 a i b(off) = -8 a 0.5 2.5 0.3 s s s
STW3040 electrical characteristics 5/11 2.1 electrical characteristics (curves) figure 2. safe operating area figure 3. derating curve figure 4. reverse biased safe operating area figure 5. output characteristics figure 6. dc current gain figure 7. dc current gain
electrical characteristics STW3040 6/11 figure 8. collector-emitter saturation voltage figure 9. base-emitter saturation voltage figure 10. resistive load switching on time figure 11. resistive load switching off time
STW3040 test circuit 7/11 3 test circuit figure 12. resistive load switching test circuit 1) fast electronic switch 2) non-inductive resistor
package mechanical data STW3040 8/11 4 package mechanical data in order to meet environmental requirements, st offers these devices in ecopack? 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
STW3040 package mechanical data 9/11 dim. mm. min. typ max. a4. 8 55.15 a1 2.20 2.60 b 1.0 1.40 b 1 2.0 2.40 b 2 3 .0 3 .40 c0.40 0. 8 0 d1 9 . 8 5 20.15 e 15.45 15.75 e5.45 l 14.20 14. 8 0 l1 3 .70 4. 3 0 l2 1 8 .50 ?p 3 .55 3 .65 ?r 4.50 5.50 s 5.50 to-247 mechanical data
revision history STW3040 10/11 5 revision history table 5. document revision history date revision changes 12-dec-2007 1 initial release
STW3040 11/11 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 parti cular 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 milita ry, 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 whatsoev er, 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. ? 2007 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 - singapore - spain - sweden - switzerland - united kingdom - united states of america www.st.com

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