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TPA3123D2PWP Scheda tecnica(PDF) 1 Page - Texas Instruments |
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TPA3123D2PWP Scheda tecnica(HTML) 1 Page - Texas Instruments |
1 / 29 page www.ti.com FEATURES APPLICATIONS DESCRIPTION 1 F m SD MuteControl PVCCL TPA3123D2 TPA3120D2 SIMPLIFIED APPLICATIONCIRCUIT PVCCR VCLAMP GAIN1 BYPASS 1 F m 1 F m 0.22 F m AGND LeftChannel RightChannel 10Vto30V 10Vto30V }4-StepGain Control Shutdown Control LIN RIN BSR BSL PGNDR PGNDL 0.22 F m 22 H m 22 H m 0.68 F m 470 F m 0.68 F m 1 F m 470 F m GAIN0 AVCC MUTE ROUT LOUT TPA3123D2 SLOS541A – JULY 2007 – REVISED AUGUST 2007 25-W STEREO CLASS-D AUDIO POWER AMPLIFIER • Televisions • 25-W/ch into a 4-Ω Load from a 27-V Supply • 20-W/ch into a 4-Ω Load from a 24-V Supply • Operates from 10 V to 30 V The TPA3123D2 is a 25-W (per channel) efficient, • Efficient Class-D Operation Eliminates Need Class-D audio power amplifier for driving stereo for Heat Sinks speakers in a single-ended configuration or a mono • Four Selectable, Fixed-Gain Settings bridge-tied speaker. The TPA3123D2 can drive • Internal Oscillator (No External Components stereo speakers as low as 4 Ω. The efficiency of the TPA3123D2 eliminates the need for an external heat Required) sink when playing music. • Single-Ended Analog Inputs The gain of the amplifier is controlled by two gain • Thermal and Short-Circuit Protection With select pins. The gain selections are 20, 26, 32, Auto Recovery 36 dB. • Space-Saving Surface-Mount 24-Pin TSSOP The patented start-up and shut-down sequences Package minimize pop noise in the speakers without • Pin-to-Pin compatible with TPA3120D2 additional circuitry. • Advanced Power-Off Pop Reduction 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. System Two, Audio Precision are trademarks of Audio Precision, Inc. PRODUCTION DATA information is current as of publication date. Copyright © 2007, 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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