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HomeProductsIntegrated Circuits (ICs)Linear - Amplifiers - AudioTAS5768MDCA
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TAS5768MDCA - Texas Instruments

Manufacturer Part Number
TAS5768MDCA
Manufacturer
Texas Instruments
Allelco Part Number
98D-TAS5768MDCA
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
32,667 pcs available, New & Original
Parts Description
IC AMP CLASS D STEREO 48HTSSOP
Package
48-HTSSOP
Data sheet
TAS5768MDCA.pdf

PCN Design/Specification

Design 22/Feb/2022.pdf

PCN Assembly/Origin

TASYYYY 27/Jan/2017.pdf
RoHs Status
ROHS3 Compliant
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Our certification
In stock: 32667
  • Unit Price: $5.90
  • Subtotal: $0.00

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The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

TAS5768MDCA Tech Specifications
Texas Instruments - TAS5768MDCA technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TAS5768MDCA

Product Attribute Attribute Value
Manufacturer Texas Instruments
Voltage - Supply 3V ~ 3.6V
Type Class D
Supplier Device Package 48-HTSSOP
Series PurePath™
Package / Case 48-TFSOP (0.240", 6.10mm Width) Exposed Pad
Package Tube
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 TAS5768

Environmental & Export Classifications

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

Frequently Asked Questions(FAQ)

How does the TAS5768MDCA compare to other Class D amplifiers in terms of power efficiency when driving a 4-ohm load at 25°C, and what design considerations arise from its 3.0V to 3.6V supply range?
The TAS5768MDCA achieves typical efficiency exceeding 90% when driving a 4-ohm load due to its advanced modulation architecture and low quiescent current. This efficiency is maintained across its full operating temperature range of -25°C to 85°C, which supports thermal stability in compact designs. However, the narrow 3.0V to 3.6V supply window requires careful regulation and filtering to prevent voltage droop during high-current transients, especially when sourcing more than 3W per channel. Designers must ensure their power supply can deliver peak current without dropping below 3.0V under worst-case load conditions.
What are the implications of using the TAS5768MDCA in a battery-powered audio system with limited headroom, and how does its depop and short-circuit protection features mitigate risks?
In battery-powered applications, the TAS5768MDCA’s 3.0V minimum supply requirement means it cannot operate effectively as the battery discharges below this threshold—common in lithium-ion systems after extended use. The built-in depop circuit prevents audible pops during power-up and shutdown by ramping output gradually, which is critical for consumer electronics where abrupt transitions degrade user experience. Combined with short-circuit protection that limits fault current to safe levels without thermal runaway, these features enhance reliability but require proper layout to avoid false triggering due to parasitic inductance or ground loops.
When comparing the TAS5768MDCA to the TAS5768MDRC, what key differences exist in package and thermal performance that affect high-power audio designs?
While both devices share identical electrical characteristics, the TAS5768MDCA uses a 48-pin HTSSOP package with a smaller exposed pad compared to the DRCA variant’s thermally enhanced leadframe. As a result, the MDCA version exhibits higher junction-to-ambient thermal resistance, making it less suitable for continuous high-output scenarios unless supplemented with adequate copper pour and airflow. Designers selecting the TAS5768MDCA should derate output power by approximately 15–20% relative to the DRCA variant under sustained 25°C ambient conditions to maintain junction temperatures below 100°C.
What layout guidelines are recommended to minimize EMI emissions when implementing the TAS5768MDCA in a stereo Class D amplifier above 200 kHz switching frequency?
To reduce conducted and radiated EMI, the TAS5768MDCA demands strict PCB layout discipline: gate drive traces must be routed adjacent to source terminals to minimize loop area, power stage components should be placed within 10 mm of each other, and the ground plane beneath the IC must remain unbroken except directly under the output inductors. A 4-layer stackup with inner power and ground planes is strongly advised. Additionally, output LC filters should use shielded inductors and common-mode chokes if operating near regulatory limits like CISPR 32.
Can the TAS5768MDCA support bridged-mono operation, and what limitations apply to output power and THD+N in such a configuration?
Yes, the TAS5768MDCA can be configured for bridged-mono operation by tying the left and right inputs together and driving a single 8-ohm load. However, this mode reduces maximum achievable output power by about 3 dB compared to stereo operation at the same supply voltage, and total harmonic distortion plus noise (THD+N) increases slightly—typically to 0.2% at 1 kHz, 10W into 8 ohms—due to reduced feedback headroom. Designers should verify that the application’s dynamic range requirements justify this trade-off.
How does the TAS5768MDCA handle thermal shutdown, and what recovery behavior should engineers expect after overheating?
Upon detecting internal junction temperatures exceeding approximately 150°C, the TAS5768MDCA enters thermal shutdown mode, cutting off all output stages. It remains disabled until the die cools to around 135°C, at which point it automatically restarts—a hysteresis-based mechanism that prevents rapid cycling during intermittent overloads. Engineers should monitor system airflow and component spacing to avoid frequent shutdowns, as repeated thermal events may accelerate electromigration in bond wires over time.
What input interface options does the TAS5768MDCA support, and how do they impact system complexity in digital audio designs?
The TAS5768MDCA accepts I²S, left-justified, and PCM serial audio formats through a dedicated audio data interface, with clock synchronization via BCLK, LRCLK, and DIN signals. Unlike some competitors requiring external PLLs, it integrates a robust clock recovery circuit capable of tolerating up to ±1% sample rate deviation. This simplifies front-end design but mandates precise timing alignment between audio and PWM generation domains to prevent glitches during format changes or glitchless mode transitions.
Is the TAS5768MDCA compatible with legacy analog input stages, and what signal conditioning is necessary for optimal performance?
No, the TAS5768MDCA requires digital audio input; it does not accept direct analog line-level signals. Therefore, any design using analog sources must include an external ADC or a digital pre-processing stage such as a microcontroller with I²S output. Improper impedance matching or insufficient anti-aliasing filtering before the ADC can introduce quantization artifacts that manifest as high-frequency noise in the TAS5768MDCA’s output spectrum, degrading SNR below its specified 95 dB A-weighted value.
What role does the Moisture Sensitivity Level (MSL) rating of 3 play in assembly reliability for the TAS5768MDCA?
With an MSL3 rating indicating sensitivity up to 168 hours after opening the moisture barrier, the TAS5768MDCA must be stored in dry packaging prior to reflow soldering. Failure to follow JEDEC J-STD-033 guidelines—such as baking before use or limiting floor life—can cause popcorning during thermal exposure, leading to internal delamination or interconnect failure. Assembly facilities should implement real-time humidity monitoring and track time-to-reflow for batches containing this device.
How does the RoHS3 compliance status of the TAS5768MDCA influence material selection in global supply chains?
RoHS3 compliance ensures the TAS5768MDCA meets stricter cadmium limits and incorporates authorized substances only, aligning with EU Directive 2011/65/EU as amended. This affects procurement documentation and supplier qualification processes, particularly for automotive or medical end markets requiring full traceability. While the device itself contains no restricted materials above threshold levels, manufacturers must verify that supporting components like capacitors and inductors also comply to maintain overall system certification.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TAS5768MDCA

Product Attribute TAS5768MDCAR TAS5780MDCA TAS5766MDCA TAS5782MDCA
Part Number TAS5768MDCAR TAS5780MDCA TAS5766MDCA TAS5782MDCA
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Output Type - Current - Unbuffered Voltage - Buffered -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Features - - - Simultaneous Sampling
Series - - - -
Type - - - -
Voltage - Supply - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Base Product Number - DAC34H84 MAX500 ADS62P42
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Mounting Type - Surface Mount Through Hole Surface Mount
Max Output Power x Channels @ Load - - - -

TAS5768MDCA Datasheet PDF

Download TAS5768MDCA pdf datasheets and Texas Instruments documentation for TAS5768MDCA - Texas Instruments.

PCN Design/Specification
Design 22/Feb/2022.pdf
PCN Assembly/Origin
TASYYYY 27/Jan/2017.pdf

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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.

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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.

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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.
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Electrostatic Discharge Protection and Handling

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TAS5768MDCA Image

TAS5768MDCA

Texas Instruments
98D-TAS5768MDCA

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

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