for further information contact your local stmicroelectronics sales office. may 2012 doc id 023210 rev 1 1/4 4 STEVAL-CCA038V1 low-voltage audio power amplifier based on the ts4871iqt data brief features operating from v cc = 2.2 v to 5.5 v active high standby mode 1.2 w output power @ v cc = 5 v, thd = 1%, f = 1 khz, with 8 load ultra low power consumption in standby mode (10 na) 62 db psrr @ 217 hz in grounded mode (a v = 2 v/v) near zero pop and click ultra low distortion (0.1%) module gain set at 2 v/v thermal and short-circuit protection rohs compliant description the STEVAL-CCA038V1 demonstration board is designed for the ts4871 low power audio amplifier. the micro package dfn8 (dual flat non- leaded 8-pin) allows space saving and good thermal dissipation. the btl gain is set at 2 v/v and can be adapted if necessary with a modification of two (r1 or r2) resistor values. on the board, it is possible to modify the input configuration from single ended to differential. more information regarding component calculations is available in the ts4871 datasheet. www.st.com
schematic diagram STEVAL-CCA038V1 2/4 doc id 023210 rev 1 1 schematic diagram figure 1. schematic diagram ! - v 6 i n
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STEVAL-CCA038V1 revision history doc id 023210 rev 1 3/4 2 revision history table 1. document revision history date revision changes 25-may-2012 1 initial release.
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