STA540SAN

STA540SAN 4 x 10-watt dual/quad power amplifier Features „ High output-power capability: – 4 x 9 W / 2 Ω at 12 V, 1 kHz, 10% – 4 x 10 W / 4 Ω at 17 V, 1 kHz, 10% )– 2 x 26 W / 4 Ω at 14.4 V, 1 kHz, 10% t(s– 2 x 15 W / 8 Ω at 16 V, 1 kHz, 10% c„ Minimum external component count: du– No bootstrap capacitors ro– No Boucherot cells P– Internally fixed gain of 20 dB te„ Standby function (CMOS compatible) le„ No audible pop during standby operations so„ Diagnostic facilities: b– Clip detector O– Out to GND short circuit -– Out to VS short circuit t(s)– Soft short at turn-on – Thermal shutdown proximity uc„ Protection for rod– Output AC/DC short circuit – Soft short circuit at turn-on te PTable 1. Device summary oleOrder code Temperature range ObsSTA540SAN -40 to 150 °C Clipwatt15 – Thermal cut-off limiter to prevent chip from overheating – High inductive loads – ESD Description The STA540SAN contains four single-ended, class-AB audio amplifiers assembled in a Clipwatt15 package. These amplifiers are used for high-quality sound applications. Each amplifier has integrated short-circuit and thermal protection and diagnostic functions. Two amplifiers can be paired up for applications requiring high power output. Package Clipwatt15 Packaging Tube December 2010 Doc ID 18306 Rev 1 1/26 www.st.com 26 Contents Contents STA540SAN 1 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2 Pin description . . . . . . . . ....