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TPA2039D1YFFT データシート(PDF) 1 Page - Texas Instruments |
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TPA2039D1YFFT データシート(HTML) 1 Page - Texas Instruments |
1 / 17 page PWM + – Internal Oscillator H-Bridge Bias Circuitry IN+ IN- EN Cs Tobattery TPA 2039 D1 GND VDD VO+ VO- A1 IN+ A2 GND A3 VO- B1 B2 PVDD B3 PGND VDD C1 IN- C2 EN C3 VO+ TPA2039D1 9-BALL 0.4mmPITCH WAFERCHIP SCALEPACKAGE (YFF) (TOP VIEWOFPCB) 1.214 mm TPA2039D1 www.ti.com SLOS652 – DECEMBER 2009 3.2W Mono Class-D Audio Power Amplifier With 12-dB Gain and Auto Short-Circuit Recovery Check for Samples: TPA2039D1 1 FEATURES APPLICATIONS • Wireless or Cellular Handsets and PDAs • Powerful Mono Class-D Speaker 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 TPA2039D1 is a 3.2 W high efficiency filter-free • +12 dB Fixed Gain class-D audio power amplifier (class-D amp) with • Integrated Image Reject Filter for DAC Noise 12 dB of fixed gain in a tiny 1.21 mm x 1.16 mm Reduction wafer chip scale package (WCSP). The device requires only one external component. • Low Output Noise of 27 μV • Low Quiescent Current of 1.5 mA Features like 93% efficiency, 1.5 mA quiescent current, 0.1 μA shutdown current, 82-dB PSRR, • Differential Input Impedance of 150 k Ω 27 μV output noise and improved RF immunity make • Auto-Recovering Short-Circuit Protection the TPA2039D1 class-D amplifier ideal for cellular • Thermal-Overload Protection handsets. A fast start-up time of 4 ms with no audible pop makes the TPA2039D1 ideal for PDA and • Filter-Free Mono Class-D Amp smart-phone applications. • 9-Ball 1,21 mm × 1,16 mm 0,4mm Pitch WCSP 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, 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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