TPA6112A2

www.ti.com TPA6112A2 SLOS342A – DECEMBER 2000 – REVISED SEPTEMBER 2004 150-mW STEREO AUDIO POWER AMPLIFIER FEATURES 150 mW Stereo Output Differential Inputs PC Power Supply Compatible – Fully Specified for 3.3 V and 5 V Operation – Operation to 2.5 V Pop Reduction Circuitry Internal Mid-Rail Generation Thermal and Short-Circuit Protection Surface-Mount Packaging – PowerPAD™ MSOP DGQ PACKAGE (TOP VIEW) VO1 1 10 VDD IN1– 2 9 VO2 IN1+ 3 8 IN2– BYPASS 4 7 IN2+ GND 5 6 SHUTDOWN DESCRIPTION The TPA6112A2 is a stereo audio power amplifier with differential inputs packaged in a 10-pin PowerPAD MSOP package capable of delivering 150 mW of continuous RMS power per channel into 16-Ω loads. Amplifier gain is externally configured by means of two resistors per input channel and does not require external compensation for settings of 1 to 10. TYPICAL APPLICATION CIRCUIT 325 kΩ Ri Ri – Right In Ci (Differential) + Ri Ci Rf 2 IN1– 3 IN1+ 4 BYPASS C(B) + Left In (Differential) – Ci Ci Rf Ri 7 IN2+ Ri 8 IN2– Rf 325 kΩ VDD/2 VDD 10 VDD C(S) – VO1 1 + C(C) Bias SHUTDOWN 6 Control From Shutdown Control Circuit + VO2 9 – 5 C(C) Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PowerPAD is a trademark of Texas Instruments. PRODUCTION DATA information is current as of publica...