for further information contact your local stmicroelectronics sales office. january 2013 doc id 023938 rev 1 1/5 5 steval-CCA040V1 4x10 watt dual/quad power amp lifier demonstration board based on the sta540san data brief features high output-power capability: ?4x10 w / 4 at 17 v, 1 khz, thd = 10% ?2x26 w / 4 at 14.4 v, 1 khz, thd = 10% ?2x15 w / 8 at 16 v, 1 khz, thd = 10% ? 2x8 w / 4 + 1x16 w/8 at 16 v, 1 khz, thd = 10% minimum external component count: ? no bootstrap capacitors ? no boucherot cells ? internally fixed gain of 20 db standby function (cmos compatible) no audible pop during standby operations diagnostic facilities: ? clip detector ? out to gnd short-circuit ? out to vs short-circuit ? thermal shutdown proximity protection against: ? output ac/dc short-circuit ? soft short-circuit at turn-on rohs compliant description the steval-CCA040V1 demonstration board is designed using the sta540san dual/quad class ab power amplifier assembled in a clipwatt 15 package. thanks to the high fl exibility offered by the sta540san device, it is possible to configure the board to realize a stereo dual bridge (btl) amplifier, a four cha nnel single-ended (se) amplifier or a 2.1 channel amplifier composed of a stereo btl + mono btl amplifier. www.st.com
circuit diagrams steval-CCA040V1 2/5 doc id 023938 rev 1 1 circuit diagrams figure 1. steval-CCA040V1 block diagram * / 7 $ $ 7 $ $ 0 6 5 4 5 @ # : 4 7 3 1 @ ( / % 4 @ ( / % * / * / * / 0 6 5 0 6 5 0 6 5 % " 6 @ c d % * " ( / 0 4 5 * $ 0 6 5 1 6 5 " " * / 7 " " * / 7
steval-CCA040V1 circuit diagrams doc id 023938 rev 1 3/5 figure 2. steval-CCA040V1 schematic diagram
revision history steval-CCA040V1 4/5 doc id 023938 rev 1 2 revision history table 1. document revision history date revision changes 09-jan-2013 1 initial release.
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