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TAS5352A Datasheet(PDF) 1 Page - Texas Instruments |
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TAS5352A Datasheet(HTML) 1 Page - Texas Instruments |
1 / 27 page TM 1 FEATURES DESCRIPTION APPLICATIONS 0 150 10 20 30 40 50 60 70 80 90 100 110 120 130 140 0 34 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 T =75°C THD+Nat10% C 8 Ω 4 Ω 6 Ω 8 Ω 4 Ω 8 Ω 4 Ω 8 Ω 4 Ω PVDD – SupplyVoltage – V TAS5352A www.ti.com ........................................................................................................................................................................................... SLES239 – NOVEMBER 2008 125 W STEREO DIGITAL AMPLIFIER POWER STAGE 23 • Total Power Output (Bridge Tied Load) – 2 × 125 W at 10% THD+N Into 4 Ω The TAS5352A is a high-performance, integrated stereo digital amplifier power stage designed to drive – 2 × 100 W at 10% THD+N Into 6 Ω a 4- Ω bridge-tied load (BTL) at up to 125 W per • Total Power Output (Single Ended) channel with low harmonic distortion, low integrated – 4 × 45 W at 10% THD+N Into 3 Ω noise, and low idle current. – 4 × 35 W at 10% THD+N Into 4 Ω The TAS5352A has a complete protection system • Total Power Output (Parallel Mode) integrated on-chip, safeguarding the device against a wide range of fault conditions that could damage the – 1 × 250 W at 10% THD+N Into 2 Ω system. These protection features are short-circuit – 1 × 195 W at 10% THD+N Into 3 Ω protection, over-current protection, under voltage • >110 dB SNR (A-Weighted With TAS5518 protection, over temperature protection, and a loss of Modulator) PWM signal (PWM activity detector). • <0.1% THD+N (1 W, 1 kHz) A power-on-reset (POR) circuit is used to eliminate power-supply sequencing that is required for most • Supports PWM Frame Rates of 192 kHz to power-stage designs. 432 kHz BTL OUTPUT POWER • Resistor-Programmable Current Limit vs • Integrated Self-Protection Circuitry, Including: SUPPLY VOLTAGE – Under Voltage Protection – Overtemperature Warning and Error – Overload Protection – Short-Circuit Protection – PWM Activity Detector • Standalone Protection Recovery • Power-On Reset (POR) to Eliminate System Power-Supply Sequencing • High-Efficiency Power Stage (>90%) With 80-m Ω Output MOSFETs • Thermally Enhanced 44-Pin HTSSOP Package (DDV) • Error Reporting, 3.3-V and 5.0-V Compliant • EMI Compliant When Used With Recommended System Design • Mini/Micro Audio System PurePath Digital™ • DVD Receiver • Home Theater 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. 2 PurePath Digital, PowerPad are trademarks of Texas Instruments. 3 All other trademarks are the property of their respective owners. PRODUCTION DATA information is current as of publication date. Copyright © 2008, 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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