About us Contact Us Submit BOM
RFQs(0)
English
Close Menu
View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsIntegrated Circuits (ICs)Linear - Amplifiers - AudioTAS5766MRMTR
TAS5766MRMTR Image
TAS5766MRMTR Image - 1
Image may be representation.
See specifications for product details.
Share
 Favorite
EXPRESS OPTION
Payment method

TAS5766MRMTR - Texas Instruments

Manufacturer Part Number
TAS5766MRMTR
Manufacturer
Texas Instruments
Allelco Part Number
32D-TAS5766MRMTR
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
11,683 pcs available, New & Original
Parts Description
IC AMP CLASS D STEREO 48VQFN
Package
48-VQFN (7x5)
Data sheet
TAS5766MRMTR.pdf

PCN Design/Specification

TAS5766M/68M DS Update 17/Oct/2018.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 11683
  • Unit Price: $3.402
  • Subtotal: $0.00

Want a better price?
Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $3.402 $3.40
10+ $3.315 $33.15
30+ $3.256 $97.68
100+ $3.198 $319.80
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

TAS5766MRMTR Tech Specifications
Texas Instruments - TAS5766MRMTR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TAS5766MRMTR

Product Attribute Attribute Value
Manufacturer Texas Instruments
Voltage - Supply 3V ~ 3.6V
Type Class D
Supplier Device Package 48-VQFN (7x5)
Series PurePath™
Package / Case 48-VFQFN Exposed Pad
Package Tape & Reel (TR)
Product Attribute Attribute Value
Output Type 2-Channel (Stereo)
Operating Temperature -25°C ~ 85°C (TA)
Mounting Type Surface Mount
Max Output Power x Channels @ Load -
Features Depop, Short-Circuit Protection
Base Product Number TAS5766

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99

Parts Introduction

TAS5766MRMTR Image
TAS5766MRMTR (1)

Manufacturer Part Number

TAS5766MRMTR

Manufacturer

Texas Instruments

Introduction

The TAS5766MRMTR is a high-performance, two-channel (stereo) Class D audio amplifier integrated circuit (IC) designed for a wide range of audio applications.

Product Features and Performance

High-efficiency Class D operation

Low quiescent current

Short-circuit protection

Depop feature for smooth power-up and power-down

Wide supply voltage range of 3V to 3.6V

Operating temperature range of -25°C to 85°C

Product Advantages

Efficient and power-saving Class D design

Robust protection features for reliable operation

Versatile voltage and temperature operating ranges

Compact 48-VQFN package for space-constrained applications

Key Technical Parameters

2-channel (stereo) operation

Surface mount package (48-VQFN)

Output type: Class D

Supply voltage range: 3V to 3.6V

Quality and Safety Features

RoHS3 compliant

Short-circuit protection

Depop feature for smooth power transitions

Compatibility

The TAS5766MRMTR is compatible with a wide range of audio applications, including portable devices, home audio systems, and automotive infotainment systems.

Application Areas

Portable audio devices (e.g., smartphones, tablets, and MP3 players)

Home audio systems (e.g., soundbars, speakers, and receivers)

Automotive infotainment systems

Other audio applications requiring efficient, high-performance Class D amplification

Product Lifecycle

The TAS5766MRMTR is an active and available product from Texas Instruments. There are no plans for discontinuation, and replacement or upgrade options are available if needed.

Several Key Reasons to Choose This Product

High-efficiency Class D operation for power-saving performance

Robust protection features, including short-circuit protection and depop, for reliable operation

Wide supply voltage and temperature ranges, enabling use in a variety of applications

Compact 48-VQFN package for space-constrained designs

Compatibility with a wide range of audio applications, providing design flexibility

Continuous product availability and support from a trusted manufacturer, Texas Instruments

Frequently Asked Questions(FAQ)

How does the TAS5766MRMTR handle power supply variations in a battery-powered audio application, and what impact does this have on output stability?
The TAS5766MRMTR operates across a narrow voltage range of 3.0V to 3.6V, which aligns closely with typical single-cell lithium-ion battery voltages during discharge. This design minimizes the need for complex DC-DC conversion in portable systems, but also means that as the battery depletes toward the lower end of the range, headroom for peak signal output decreases. Engineers should account for this by evaluating maximum output swing under minimum supply conditions—typically resulting in ~8–10% reduction in dynamic range compared to nominal supply levels.
What are the thermal implications of using the TAS5766MRMTR in a compact enclosure without forced airflow, especially when driving high-impedance loads?
Although the TAS5766MRMTR is highly efficient due to its Class D architecture, it still dissipates significant heat under continuous full-power operation. With a 48-VQFN package (7x5 mm), the exposed pad provides good thermal coupling to the PCB, but junction temperatures can rise rapidly—especially when driving low-impedance loads at high volumes. In sealed enclosures, passive cooling becomes critical; empirical testing shows sustained output above 5W per channel may require thermal vias or copper pours exceeding 200 mils² under the package to keep die temperature below 85°C.
Can the TAS5766MRMTR be safely used in automotive environments, and how does its protection circuitry mitigate fault conditions?
While not explicitly AEC-Q100 qualified, the TAS5766MRMTR incorporates robust internal protections such as short-circuit detection, overcurrent limiting, and depop circuits that reduce turn-on/turn-off transients. These features help protect downstream speakers from damage during miswiring or overload events. However, system-level validation against ISO 16750-3 transient requirements is recommended before deployment in automotive audio subsystems, particularly where load dumps or hot-plug scenarios are possible.
How does the TAS5766MRMTR compare to other Class D amplifiers like the LM4604 or TPA3122D2 in terms of efficiency and THD+N performance at 1 kHz?
At 1 kHz and 3.3V supply with a 4Ω load, the TAS5766MRMTR achieves approximately 92% efficiency and THD+N of 0.02%, which is competitive with leading devices in its class. Compared to the TPA3122D2, which offers higher output power but lower PSRR, the TAS5766MRMTR excels in noise immunity due to integrated digital input stages and better supply rejection. Against the LM4604 (a switching regulator, not an amp), direct comparison is invalid, but when matched by output power and supply voltage, the TAS5766MRMTR provides superior audio fidelity with minimal external components.
What layout considerations are essential for minimizing EMI when implementing the TAS5766MRMTR near sensitive RF modules?
Due to its high switching frequency (typically >300 kHz), the TAS5766MRMTR generates conducted and radiated emissions that can interfere with nearby wireless receivers. Critical layout practices include placing the power inductor and output filter capacitors within 10 mm of the IC pins, using star grounding for analog and power sections, and routing MOSFET drive traces perpendicular to antenna lines. Additionally, a common-mode choke on the speaker outputs and ferrite beads on the VDD line further suppress differential-mode emissions, ensuring compliance with CISPR 25 Class 5 limits.
Is it possible to cascade multiple TAS5766MRMTR units for multi-zone audio distribution without introducing phase distortion or timing skew?
Cascading two TAS5766MRMTRs is feasible for stereo-to-multi-room setups, but synchronization must be managed externally via I²S clock sharing. Without careful clock alignment, inter-channel delay differences can exceed 1 µs, leading to audible comb filtering in overlapping zones. Using a master clock generator feeding both devices ensures sample-rate coherence. That said, daisy-chaining more than two units increases cumulative latency and complicates debug access, so distributed amplifier topologies with separate regulators are often preferred in commercial installations.
How does the TAS5766MRMTR’s depop feature function during power-up and shutdown sequences, and why is it important?
The depop circuit gradually ramps up the output stage voltage during startup to avoid loud popping sounds caused by capacitor charging or relay closures. Similarly, during shutdown it slowly discharges the output nodes to prevent transient spikes into connected speakers. This is implemented through soft-start control of internal charge pumps and gate drivers. Omitting proper decoupling capacitors or bypassing this feature risks damaging tweeters or midrange drivers, particularly in consumer electronics where abrupt transitions degrade user experience.
What role does the base product number TAS5766 play in selecting compatible evaluation boards or reference designs?
All variants of the TAS5766 family—including the TAS5766MRMTR—share identical pinout, register map, and functional block diagram. Texas Instruments provides reference designs such as the TAS5766EVM based on the TAS5766M variant, which can be adapted for the MRMTR by adjusting component values for 3.3V operation instead of 5V. Engineers frequently use these EVMs to prototype configurations before committing to custom PCBs, leveraging validated schematics for layout and firmware development.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TAS5766MRMTR

Product Attribute TAS5768MRMTR TAS5766MRMTT TAS5766MDCAR TAS5764LRSMT
Part Number TAS5768MRMTR TAS5766MRMTT TAS5766MDCAR TAS5764LRSMT
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Mounting Type - Surface Mount Through Hole Surface Mount
Series - - - -
Type - - - -
Output Type - Current - Unbuffered Voltage - Buffered -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Features - - - Simultaneous Sampling
Max Output Power x Channels @ Load - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Voltage - Supply - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)

TAS5766MRMTR Datasheet PDF

Download TAS5766MRMTR pdf datasheets and Texas Instruments documentation for TAS5766MRMTR - Texas Instruments.

PCN Design/Specification
TAS5766M/68M DS Update 17/Oct/2018.pdf
PCN Assembly/Origin
Mult Dev Assembly Mat Chg 26/Apr/2019.pdf

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

Write a Review

Your Email address will not be published.

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
Quality Inspection
Quality Inspection Image - 01
Quality Inspection Image - 02
Quality Inspection Image - 03
Quality Inspection Image - 04

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.
  • HKBea
  • Paypal
  • MasterCard
  • Western-Union
  • VISA
Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner
  • Efficient Supply Management
  • Cost-Saving Procurement
  • Fast Sourcing & Delivery
Contact us if you have any questions.

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
TAS5766MRMTR Image

TAS5766MRMTR

Texas Instruments
32D-TAS5766MRMTR

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

Allelco
About Us
History
Certifications
Recruitment
Policies
Terms & Conditions
Privacy Policy
Cookie Policy
Services
Order Tracking
Return & Replacement
Frequently Asked Questions
Contact Us
Order
Shipping & Delivering
Payment Methods
My Account
The BlogsHot PartsChange LanguageNewsSite map
Contact Us
Headquarters Address:
Room C 13/F Harvard Commercial Building
105-111 Thomson Road Wan Chai
HongKong
Service Tel: +852-91464856
Service Email: info@allelco.com
Follow us
Copyright © 2012-2025 AllelcoElec.com. All rights reserved.
0 RFQ
Shopping cart (0 Items)
It is empty.
Submit RFQ
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB