TPA6045A4CRHBR ,2W Stereo Audio Power Amplifier with DirectPath (TM) Stereo Headphone Drive And Regulator 32-VQFN -40 to 85FEATURESDESCRIPTION23• Microsoft™ Windows Vista™ Compliant• Fully Differential Architecture and Hig ..
TPA6047A4 ,2W Stereo Audio Power Amplifier With DirectPath (TM) Stereo Headphone Drive and RegulatorTERMINAL FUNCTIONS (continued)TERMINALI/O/P DESCRIPTIONNAME NO.ROUT+ 20 O Right-channel positive au ..
TPA6047A4RHBR ,2W Stereo Audio Power Amplifier With DirectPath (TM) Stereo Headphone Drive and Regulator 32-VQFN -40 to 85FEATURESDESCRIPTION23• Microsoft™ Windows Vista™ Compliant• Fully Differential Architecture and Hig ..
TPA6100A2DGK ,Ultra Low Voltage Stereo Headphone Audio AmplifierELECTRICAL CHARACTERISTICSat T = 25°C, V = 3.6 V (Unless otherwise noted)A DDPARAMETER TEST CONDITI ..
TPA6100A2DGKR , 50-mW ULTRALOW VOLTAGE STEREO HEADPHONE AUDIO POWER AMPLIFIER
TPA6100A2DGKR , 50-mW ULTRALOW VOLTAGE STEREO HEADPHONE AUDIO POWER AMPLIFIER
TRF6900APT ,Single-Chip RF TransceiverBlock Diagram for Interfacing to the MSP430 Microcontroller3POST OFFICE BOX 655303 • DALLAS, TEXAS ..
TRF6900APTR ,Single-Chip RF Transceiver SLAS258E − SEPTEMBER 2000 − REVISED AUGUST 2005 Single-Chip RF Transc ..
TRF6901 ,Single-Chip RF TransceiverBlock Diagram for Interfacing to the MSP430 Microcontroller3POST OFFICE BOX 655303 • DALLAS, TEXAS ..
TRF6901PT ,Single-Chip RF Transceiver SLWS110G − SEPTEMBER 2001 − REVISED JUNE 2004 Single-Chip RF Transceiv ..
TRF6903 ,Single-Chip RF Transceiverfeatures a fully-integrated VCO. Only the PLL loop filter is external to the device.Two fully-progr ..
TRF7960 ,Multi-Standard Fully Integrated 13.56-MHz RFID AFE and Data Framing Reader SystemThe TRF7960 and TRF7961 devices support a wide supply voltage range of 2.7 V to 5.5 V and datacommu ..
TPA6045A4CRHBR
2W Stereo Audio Power Amplifier with DirectPath (TM) Stereo Headphone Drive And Regulator
TPA6045A4C www.ti.com.............................................................................................................................................................................................. SLOS614–OCTOBER 2008 2-W STEREO AUDIO POWER AMPLIFIER WITH DirectPath™ STEREO HEADPHONE DRIVE AND REGULATOR 1 FEATURES DESCRIPTION 23• Microsoft™ Windows Vista™ Compliant • Fully Differential Architecture and High PSRR The TPA6045A4C is a stereo audio power amplifier and DirectPath™ headphone amplifier in a thermally Provide Excellent RF Rectification Immunity enhanced, space-saving, 32-pin QFN package. The • 2.1-W, 1% THD+N Into 4-Ω Speakers and speaker amplifier is capable of driving 2.1 W per 85-mW, 1% THD+N Into 16-Ω Headphones channel continuously into 4-Ω loads at 5 V. The From 5-V Supply headphone amplifier achieves a minimum of 85 mW • DirectPath™ Headphone Amplifier Eliminates at 1% THD+N from a 5-V supply. A built-in internal (1) Output Capacitors 4-step gain control for the speaker amplifier and a fixed –1.5 V/V gain for the headphone amplifier • Internal 4-Step Speaker Gain Control: 10, 12, minimizes external components needed. 15.6, 21.6 dB and Fixed –1.5-V/V Headphone Independent shutdown control and dedicated inputs • 3.3-V Low Dropout Regulator for CODEC for the speaker and headphone allow the • Independent Shutdown Controls for Speaker, TPA6045A4C to simultaneously drive both Headphone Amplifier, and Low Dropout headphones and internal speakers. Differential inputs Regulator (LDO) to the speaker amplifiers offer superior power-supply • Output Short-Circuit and Thermal Protection and common-mode noise rejection. APPLICATIONS • Notebook Computers • Portable DVD SIMPLIFIED APPLICATION CIRCUIT TPA6045A4C Speaker LDO (V) Gain (dB) Enable CODEC ROUT+ ROUT– SPKR SPKR_RIN+ 6, 10, 15.6, TPA6040A4 Active Low 4.75 HPR SPKR_RIN– LOUT+ 21.6 LOUT– HPL 10, 12, 15.6, SPKL SPKR_LIN+ TPA6041A4 Active Low 3.3 VDD 21.6 SPKR_LIN– SPVDD 4.5 V – 5.5 V 6, 10, 15.6, SPGND BYPASS TPA6043A4 Active Low 3.3 21.6 GAIN0 Gain HP_EN 10, 12, 15.6, Control Shutdown GAIN1 TPA6045A4C Active High 3.3 Control 21.6 SPKR_EN OUTL 10, 12, 15.6, HP_INR TPA6047A4 Active High 4.75 OUTR SGND 21.6 HPVSS HP_INL CPVSS HPVDD 3 V – 5.5 V CPGND CPVDD VDD C1P 4.5 V – 5.5 V C1N Regulator Enable REG_EN REG_OUT 3.3 V (To CODEC) (1) US Patent Number 5289137 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. 2DirectPath, PowerPAD are trademarks of Texas Instruments. 3Microsoft, Windows Vista are trademarks of Microsoft Corporation. PRODUCTION DATA information is current as of publication date. Copyright © 2008, Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters.
