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TPA3120D2PWP 数据表(PDF) 1 Page - Texas Instruments |
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TPA3120D2PWP 数据表(HTML) 1 Page - Texas Instruments |
1 / 27 page www.ti.com FEATURES DESCRIPTION APPLICATIONS 1 F m SD MuteControl PVCCL TPA3120D2 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 TPA3120D2 SLOS507C – MARCH 2007 – REVISED MAY 2007 25-W STEREO CLASS-D AUDIO POWER AMPLIFIER • 25-W/ch into a 4-Ω Load from a 27-V Supply The TPA3120D2 is a 25-W (per channel) efficient, Class-D audio power amplifier for driving stereo • 20-W/ch into a 4-Ω Load from a 24-V Supply speakers in a single-ended configuration or a mono • Operates from 10 V to 30 V bridge-tied speaker. The TPA3120D2 can drive • Efficient Class-D Operation Eliminates Need stereo speakers as low as 4 Ω. The efficiency of the for Heat Sinks TPA3120D2 eliminates the need for an external heat sink when playing music. • Four Selectable, Fixed Gain Settings • Internal Oscillator (No External Components The gain of the amplifier is controlled by two gain Required) select pins. The gain selections are 20, 26, 32, 36 dB. • Single Ended Analog Inputs The patented start-up and shut-down sequences • Thermal and Short-Circuit Protection with minimize "pop" noise in the speakers without Auto Recovery additional circuitry. • Space-Saving Surface Mount 24-pin TSSOP Package • Televisions 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 © 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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类似说明 - TPA3120D2PWP |
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