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TPA2011D1 Folha de dados(PDF) 1 Page - Texas Instruments |
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TPA2011D1 Folha de dados(HTML) 1 Page - Texas Instruments |
1 / 24 page TPA2011D1 TPA2011D1 TPA2011D1 TPA2011D1 EN A1 IN+ A2 GND A3 VO- B1 B2 PVDD B3 PGND VDD C1 IN- C2 EN C3 VO+ TPA2011D1 9-BALL 0.4mmPITCH WAFERCHIP SCALEPACKAGE (YFF) (TOP VIEWOFPCB) 1.214 mm TPA2011D1 www.ti.com SLOS626A – DECEMBER 2009 – REVISED MAY 2010 3.2W Mono Filter-Free Class-D Audio Power Amplifier With Auto-Recovering Short-Circuit Protection Check for Samples: TPA2011D1 1 FEATURES APPLICATIONS • Wireless or Cellular Handsets and PDAs • Powerful Mono Class-D Amplifier • Portable Navigation Devices – 3.24 W (4 Ω, 5 V, 10% THDN) • General Portable Audio Devices – 2.57 W (4 Ω, 5 V, 1% THDN) – 1.80 W (8 Ω, 5 V, 10% THDN) DESCRIPTION – 1.46 W (8 Ω, 5 V, 1% THDN) The TPA2011D1 is a 3.2-W high efficiency filter-free • Integrated Feedback Resistor of 300 k Ω class-D audio power amplifier (class-D amp) in a • Integrated Image Reject Filter for DAC Noise 1,21 mm × 1,16 mm wafer chip scale package Reduction (WCSP) that requires only three external components. • Low Output Noise of 20 mV • Low Quiescent Current of 1.5 mA Features like 95% efficiency, 86-dB PSRR, 1.5 mA quiescent current and improved RF immunity make • Auto Recovering Short-Circuit Protection the TPA2011D1 class-D amp ideal for cellular • Thermal Overload Protection handsets. A fast start-up time of 4 ms with no audible • 9-Ball, 1,21mm x 1,16 mm 0,4 mm Pitch WCSP turn-on pop makes the TPA2011D1 ideal for PDA and smart-phone applications. The TPA2011D1 allows independent gain while summing signals from separate sources, and has a low 20 mV noise floor. APPLICATION CIRCUIT 1 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. PRODUCTION DATA information is current as of publication date. Copyright © 2009–2010, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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