TPA6043A4

Name: TPA6043A4
Brand: TI
SKU: TPA6043A4
Price: 1.411 USD

現行

2-W 立體聲道 AB 類揚聲器和耳機放大器，3.3-V LDO、啟用低電位作動和 6-21.6 dB 增益

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產品規格表

document-pdfAcrobat 2-W Stereo Audio Power Amplifier w/DirectPath Stereo Headphone Drive & Regulator datasheet (英文)

TPA6043A4

現行

產品規格表

立即訂購

產品詳細資料

Rating

Catalog

PSRR (dB)

80

Operating temperature range (°C)

-40 to 85

Rating

Catalog

PSRR (dB)

80

Operating temperature range (°C)

-40 to 85

VQFN (RHB)

32

25 mm² 5 x 5

Microsoft™ Windows Vista™ Compliant
Fully Differential Architecture and High PSRR Provide Excellent RF Rectification Immunity
2-W, 10% THD+N Into 4- Headphones From 5-V Supply
DirectPath™ Headphone Amplifier Eliminates Output Capacitors⁽¹⁾
Internal 4-Step Speaker Gain Control: 6, 10, 15.6, 21.6 dB and Fixed -1.5-V/V Headphone
3.3-V Low Dropout Regulator for CODEC
Independent Shutdown Controls for Speaker, Headphone Amplifier, and Low Dropout Regulator (LDO)
Output Short-Circuit and Thermal Protection
APPLICATIONS
- Notebook Computers
- Portable DVD

⁽¹⁾ US Patent Number 5289137

DirectPath, PowerPAD are trademarks of Texas Instruments.
Microsoft, Windows Vista are trademarks of Microsoft Corporation.

Microsoft™ Windows Vista™ Compliant
Fully Differential Architecture and High PSRR Provide Excellent RF Rectification Immunity
2-W, 10% THD+N Into 4- Headphones From 5-V Supply
DirectPath™ Headphone Amplifier Eliminates Output Capacitors⁽¹⁾
Internal 4-Step Speaker Gain Control: 6, 10, 15.6, 21.6 dB and Fixed -1.5-V/V Headphone
3.3-V Low Dropout Regulator for CODEC
Independent Shutdown Controls for Speaker, Headphone Amplifier, and Low Dropout Regulator (LDO)
Output Short-Circuit and Thermal Protection
APPLICATIONS
- Notebook Computers
- Portable DVD

⁽¹⁾ US Patent Number 5289137

DirectPath, PowerPAD are trademarks of Texas Instruments.
Microsoft, Windows Vista are trademarks of Microsoft Corporation.

The TPA6043A4 is a stereo audio power amplifier and DirectPath™ headphone amplifier in a thermally enhanced, space-saving, 32-pin QFN package. The speaker amplifier is capable of driving 2 W per channel continuously into 4- loads at 5 V. The headphone amplifier achieves a minimum of 85 mW at 1% THD+N from a 5-V supply. A built-in internal 4-step gain control for the speaker amplifier and a fixed -1.5 V/V gain for the headphone amplifier minimizes external components needed.

Independent shutdown control and dedicated inputs for the speaker and headphone allow the TPA6043A4 to simultaneously drive both headphones and internal speakers. Differential inputs to the speaker amplifiers offer superior power-supply and common-mode noise rejection.

The TPA6043A4 is a stereo audio power amplifier and DirectPath™ headphone amplifier in a thermally enhanced, space-saving, 32-pin QFN package. The speaker amplifier is capable of driving 2 W per channel continuously into 4- loads at 5 V. The headphone amplifier achieves a minimum of 85 mW at 1% THD+N from a 5-V supply. A built-in internal 4-step gain control for the speaker amplifier and a fixed -1.5 V/V gain for the headphone amplifier minimizes external components needed.

Independent shutdown control and dedicated inputs for the speaker and headphone allow the TPA6043A4 to simultaneously drive both headphones and internal speakers. Differential inputs to the speaker amplifiers offer superior power-supply and common-mode noise rejection.

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