this is information on a product in full production. for further information contact your local stmicroelectronics sales office. march 2012 doc id 022895 rev 1 1/4 4 STEVAL-ILB009V1 2 x 28 w electronic ballast with active pfc based on the std3n62k3 and std845dn40 bjt devices data brief ? production data features input voltage range: 180 vac to 264 vac nominal output voltage: 400 v nominal output power: 60 w target efficiency: ~ 90 % minimum switching frequency: 35 khz expected power factor (pf): 0.99 rohs compliant description the STEVAL-ILB009V1 demonstration board is able to drive a 2 x 28 w electronic lamp ballast with active pfc. the ballast is formed by a pfc section and a self-oscillating half bridge converter. the circuit has been designed for a nominal input voltage of 230 vrms 15% and 50-60 hz. the key components are the power bipolar transistor (std845dn40), mosfet device (std3n62k3) and st power switching driver for the pfc section. the purpose of the STEVAL-ILB009V1 is to show a simple and cheap lighting application optimized in terms of power factor (pfc), thd harmonic distortion, and electrical efficiency. www.st.com
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STEVAL-ILB009V1 revision history doc id 022895 rev 1 3/4 2 revision history table 1. document revision history date revision changes 08-mar-2012 1 initial release.
STEVAL-ILB009V1 4/4 doc id 022895 rev 1 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 two authorized st representatives, 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. ? 2012 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 - sweden - switzerland - united kingdom - united states of america www.st.com
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