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Datasheet Texas Instruments TPA2012D2RTJTG4

Datasheet Texas Instruments TPA2012D2RTJTG4

ManufacturerTexas Instruments
Part NumberTPA2012D2RTJTG4

2.1-W Stereo Class-D Audio Amplifier with Gain Select (TPA2012) 20-QFN -40 to 85


  • Download » Datasheet, PDF, 1.3 Mb, Revision: F, 03-14-2017, File uploaded 03-20-2018
    TPA2012D2 2.1-W/Channel Stereo Filter-Free Class-D Audio Power Amplifier datasheet
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    Design TPA2012D2
    SLOS438F – DECEMBER 2004 – REVISED MARCH 2017 TPA2012D2 2.1-W/Channel Stereo Filter-Free Class-D Audio Power Amplifier
    1 Features 3 Description The TPA2012D2 is a stereo, filter-free, Class-D audio
    amplifier (Class-D amp) available in a DSBGA or
    WQFN package. The TPA2012D2 only requires two
    external components for operation. 1 Output Power By Package:
    – WQFN:
    – 2.1 W/Ch Into 4 Ω at 5 V
    – 1.4 W/Ch Into 8 Ω at 5 V
    – 720 mW/Ch Into 8 Ω at 3.6 V
    – DSBGA:
    – 1.2 W/Ch Into 4 Ω at 5 V
    (Thermally Limited)
    – 1.3 W/Ch Into 8 Ω at 5 V
    – 720 mW/Ch Into 8 Ω at 3.6 V
    Only Two External Components Required
    Power Supply Range: 2.5 V to 5.5 V ...


Family: TPA2012D2


Lifecycle StatusActive (Recommended for new designs)
Manufacture's Sample AvailabilityNo


Package TypeRTJ
Industry STD TermWQFN
Package QTY250
CarrierSMALL T&R
Device MarkingAKS
Width (mm)4
Length (mm)4
Thickness (mm).73
Pitch (mm).5
Max Height (mm).8
Mechanical DataDownload »


Analog Supply (V)5.5 Min
ArchitectureClass D
Audio Input TypeAnalog Input
Control InterfaceGPIO
Iq per channel(Typ)3 mA
Iq(Max)9 mA
Iq(Typ)6 mA
Load(Min)4 ohms
Operating Temperature Range-40 to 85 C
Output Power2.1 W
Package GroupQFN
Package Size: mm2:W x L20QFN: 16 mm2: 4 x 4(QFN) PKG
Pin/Package16DSBGA, 20QFN
Shutdown Current (ISD)1.5 uA
Speaker ChannelsStereo Max
THD + N @ 1 kHz0.14 %

Eco Plan


Design Kits & Evaluation Modules

  • Evaluation Modules & Boards: TPA2012D2EVM
    TPA2012D2 Evaluation Module (EVM)
    Lifecycle Status: Active (Recommended for new designs)
  • Evaluation Modules & Boards: CC3200AUDBOOST
    SimpleLink Wi-Fi CC3200 Audio BoosterPack
    Lifecycle Status: Active (Recommended for new designs)

Application Notes

  • Download » Application Notes, PDF, 175 Kb, 10-28-2005
    Measuring Class-D Amplifiers for Audio Speaker Overstress Testing
    This application report presents the results of an experiment conducted to demonstrate how to address the two most common concerns regarding speaker damage using Class-D amplifiers.
  • Download » Application Notes, PDF, 140 Kb, Revision: A, 05-01-2013
    AN-1737 Managing EMI in Class D Audio Applications (Rev. A)
    Electromagnetic interference (EMI) is an unwanted disturbance caused in an electrical circuit byelectromagnetic radiation emitted from an external source. The disturbance may interrupt, obstruct, orotherwise degrade the effective performance of the circuit.
  • Download » Application Notes, PDF, 1.9 Mb, Revision: B, 05-01-2013
    AN-1849 An Audio Amplifier Power Supply Design (Rev. B)
    This application report provides design information for a power supply for use with our newest offering of high-performance, ultra high-fidelity audio amplifier input stage ICs.
  • Download » Application Notes, PDF, 765 Kb, 10-30-2001
    Guidelines for Measuring Audio Power Amplifier Performance
    This application note provides guidelines for measuring the date sheet parameters of Texas Instruments audio power amplifiers (APAs) using prefabricated evaluation modules (EVMs). The primary equipment used for the measurements consists of the System Two audio measurement system by Audio Precision , a digital multimeter (DMM), and a dc power supply.

Moldel Line

Series: TPA2012D2 (7)

Manufacturer's Classification

  • Semiconductors > Audio > Low-Power Audio Amplifiers (<10W) > Speaker Amplifier Class AB/Class D
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