TPA3138D2PWP

Audio Amplifiers 10-W stereo, 18.5-W mono, 3.5- to 14.4-V, analog input Class-D audio amplifier w/ inductor free 28-HTSSOP -40 to 85
7,607 Effective Inventory

TPA3138D2PWP

Effective Inventory7,607

Audio Amplifiers 10-W stereo, 18.5-W mono, 3.5- to 14.4-V, analog input Class-D audio amplifier w/ inductor free 28-HTSSOP -40 to 85

Quality Assurance

Quality Assurance

All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

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Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

Shipping & Payment

Shipping & Payment

About Shipping

We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.

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We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

Confirm the return or exchange with our staff.

Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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TPA3138D2PWP DataSheet
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Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

Rapid Quote

Please submit RFQ for TPA3138D2PWP or email to us: Email: [email protected], we will contact you in 12 hours.

Details

Equipped with comprehensive built-in short-circuit and thermal protection mechanisms, the TPA3138D2PWP ensures both longevity and reliability, safeguarding the amplifier and connected speakers from potential damage. With an incredibly low idle current of just 20μA, this device is perfectly suited for low-power applications, offering energy efficiency without compromising on performance. Compact and easy to integrate, the amplifier comes housed in a small 32-pin HTSSOP package, making it effortlessly incorporate into even the most space-constrained designs

Key Features

  • Optimized Noise Performance
  • Improved Dynamic Range
  • Exceptional Low-Noise Figure
  • Robust Overload Protection

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Audio input type Analog Input Architecture Class-D
Speaker channels (max) Stereo Rating Catalog
Power stage supply (max) (V) 14.4 Power stage supply (min) (V) 3.5
Load (min) (Ω) 3.2 Output power (W) 10
SNR (dB) 102 THD + N at 1 kHz (%) 0.04
Iq (typ) (mA) 20 Control interface Hardware
Closed/open loop Closed Analog supply (min) (V) 3.5
Analog supply voltage (max) (V) 14.4 PSRR (dB) 70
Operating temperature range (°C) -40 to 85

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification TPA3138D2PWP PDF Download

FAQs

What is TPA3138D2PWP?

The TPA3138D2PWP is a high-performance, stereo Class D audio amplifier with an integrated digital-to-analog converter (DAC) and PowerWise technology, designed by Texas Instruments. It is ideal for driving speakers in applications such as smart speakers, portable speakers, and audio systems in consumer electronics.

How Does TPA3138D2PWP Work?

The TPA3138D2PWP operates by converting digital audio signals from a source such as a microcontroller or digital audio processor into amplified analog audio signals that can drive speakers. The Class D amplifier architecture provides high efficiency and low heat dissipation, while the integrated DAC ensures high-quality audio output.

How Many Pins does TPA3138D2PWP have and What are the Functions of the Pinout Configuration?

The TPA3138D2PWP is housed in a 32-pin HTSSOP (PowerPAD) package. The pinout configuration includes:

  • OUT1P, OUT1N: Speaker 1 positive and negative output pins.
  • OUT2P, OUT2N: Speaker 2 positive and negative output pins.
  • AGND, DGND: Analog and digital ground pins, respectively.
  • PGND: Power ground pin.
  • AVDD, PVDD: Analog and power supply pins, respectively.
  • MCLK, BICK, DOUT, DIN, LRCLK: I2S digital audio interface pins.
  • SD, I2C: Control interface pins.
  • MODE, FLTB: Mode control and filter bypass pins.

What are the Pros and Cons of TPA3138D2PWP?

Pros:

  • Integrated DAC: Eliminates the need for an external digital-to-analog converter.
  • High Efficiency: Class D amplifier provides high power efficiency and low heat dissipation.
  • PowerWise Technology: Offers advanced power management for energy-efficient operation.
  • Flexible Interface: Supports I2S and I2C digital audio interfaces for easy integration.
  • Compact Package: The 32-pin HTSSOP package is space-efficient for compact designs.

Cons:

  • Complexity: Integration of digital and analog components may require careful design considerations.
  • Output Filtering: May require additional filtering components for optimal audio performance in certain applications.
  • Package Handling: The 32-pin HTSSOP package may require attention to thermal management during PCB layout.

Are There Any Equivalents/Alternatives to TPA3138D2PWP for Recommendation?

  • The TPA3116D2 from Texas Instruments is a similar stereo Class D amplifier with integrated DAC.
  • Alternatives to the TPA3138D2PWP include the MAX98357A from Maxim Integrated and the STA333BW from STMicroelectronics.

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