car audio power amplifers moving to the green zone linear and digital high-effciency audio power amplifers with start-stop and hybrid-vehicle compatibility www.st.com/car-radio st is world leader in automotive audio power amplifers, and offers solutions for each market segment. st is also committed to environment protection and was the frst company to design audio amplifers with the specifc target of allowing car makers to decrease exhaust, fuel consumption and vehicle weight. every new power amplifer from st is now compatible with the most recent technologies for green vehicles, such as start-stop and hybrid technologies, and embeds advanced high-effciency solutions. key features ? compatibility with start-stop and hybrid-vehicle battery profles: the engine stops and restarts without any interruption or noise on the audio ? full protection against any misconnection ? full digital diagnostics ? high noise-injection immunity ? automotive-grade emc performances ? mosfet output power ? superior audio performances a nalog family ? class sb high effciency with up to 25% less power dissipation compared to class ab (actual measurements) digital families ? class d high effciency with optimized bom ? class sbi high effciency with up to 50% less power dissipation compared to class ab key benefits ? low power dissipation with high output power ? smaller heatsink allowing smaller and lighter applications ? contribution to emission reductions and environment protection ? lower application cost compared to equivalent solutions (especially for class d) ? compatibility with existing products, so direct replacement is possible with minor redesign
new aud io power green wave full prod uct support d evice summary demonstration boards, technical documentation and relevant software are available for all automotive power amplifers. p art number description td a7391 lv 35 w single bridge power amplifer td a7569 blv 4 x 50 w high effciency, class sb power amplifer with full i 2 c diagnostics td a7569bd lv 4 x 50 w high effciency, class sb differential input power amplifer with full i 2 c diagnostics td a75610 lv 4 x 45 w high effciency, class sb power amplifer with full i 2 c diagnostics td a75610d lv 4 x 45 w high effciency, class sb differential input power amplifer with full i 2 c diagnostics td a75613 lv 4 x 45 w high effciency, class sb power amplifer with full i 2 c diagnostics and ssr (1) td a7577 lv 2 x 50 w high effciency, class sb dual bridge power amplifer with with full i 2 c diagnostics td a7802 high effciency, class sb-i (2) digital input quad power amplifer with built-in diagnostics features fd a4100 lv 4 x 135 w / 2 x 270 w pwm digital input power amplifer with built-in diagnostics and step-up driver fd a450 lv 4 x 50 w pwm digital input power amplifer with built-in diagnostics features fd a2100 lv 2 x 180w/1 x 300w pwm digital-input power amplifer with built-in diagnostics and step-up driver stpa 001 4 x 50 w mosfet quad bridge power amplifer stpa 002 4 x 52 w mosfet quad bridge power amplifer with high side driver notes: (1) ssr is short for speaker safety routine, (2) class sb-i is short for class sb improved l v fa m i l y fo r s ta r t-s to p a n d h y b r i d v e h i c l e s w i th h i g h e ffi c i e n c y f d a fa m i l y d i g i ta l a u d i o w i th e x tr e m e l y h i g h e ffi c i e n c y ? high performances and component saving cost t d a 7 8 0 x fa m i l y d i g i ta l a u d i o w i th v e r y h i g h e ffi c i e n c y 1 st o n t h e m a rk e t q u a n t u m l e a p i n c l a s s d decrease ? emissions ? fuel consumption ? weight 1 st o n t h e m a rk e t ? stmicroelectronics - september 2013 - printed in united kingdom - all rights reserved the stmicroelectronics corporate logo is a registered trademark of the stmicroelectronics group of companies thunderbolt is a trademark of intel corporation in the u.s. and/or other countries. all other names are the property of their respective owners or more information on st products and solutions visit www.st.com rder code autmt013 targete d applications ? head units ? boosters ? automotive sound systems
|
