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HomeProductsIntegrated Circuits (ICs)Linear - Amplifiers - AudioTAS5762LYFFT
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TAS5762LYFFT - Texas Instruments

Manufacturer Part Number
TAS5762LYFFT
Manufacturer
Texas Instruments
Allelco Part Number
98D-TAS5762LYFFT
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
14,487 pcs available, New & Original
Parts Description
PROTOTYPE
Package
Bulk
Data sheet
-
RoHs Status
ROHS3 Compliant
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In stock: 14487

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Specifications

TAS5762LYFFT Tech Specifications
Texas Instruments - TAS5762LYFFT technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TAS5762LYFFT

Product Attribute Attribute Value
Manufacturer Texas Instruments
Series -
Product Attribute Attribute Value
Package Bulk

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant

Frequently Asked Questions(FAQ)

How does the TAS5762LYFFT handle thermal management under continuous high-power output conditions, and what are the practical implications for system-level heat dissipation?
The TAS5762LYFFT incorporates an integrated thermal shutdown mechanism that activates when junction temperatures exceed safe operating limits, typically above 150°C. During sustained full-load operation—such as driving a 4Ω speaker at 30W RMS per channel—the device may approach thermal constraints depending on PCB layout, airflow, and ambient temperature. Designers must ensure adequate copper area on the power ground plane and consider thermal vias to maintain junction temperatures below 125°C for reliable long-term operation. Failure to address thermal load can lead to periodic throttling or permanent protection cycling.
What is the signal-to-noise ratio (SNR) performance of the TAS5762LYFFT in typical audio playback applications, and how does it compare to other Class-D amplifiers in the same power range?
The TAS5762LYFFT achieves an SNR of approximately 98 dB with a 20 kHz bandwidth when configured with 24-bit input resolution and a 48 kHz sample rate. This places it competitively among mid-tier Class-D amplifiers such as the TI TPA3116D2, which typically reports around 95–97 dB SNR under similar conditions. However, the TAS5762LYFFT offers superior THD+N performance (<0.02% at 1 kHz, 10 W into 4Ω), making it preferable in professional audio or high-fidelity consumer applications where distortion masking is critical.
Can the TAS5762LYFFT operate directly from a standard 12V automotive supply without additional voltage regulation, and what design considerations apply?
Yes, the TAS5762LYFFT accepts a wide supply range from 6V to 26V, enabling direct connection to a 12V automotive battery. However, due to its high efficiency (~92%), switching noise from internal regulators may couple into sensitive analog stages. A bypass capacitor network with low ESL/ESR components (e.g., 22 µF ceramic + 100 µF electrolytic) near the VDD pin is essential. Additionally, transient events like cold cranking could briefly exceed 16V, so input filtering with a TVS diode is recommended for robustness.
Is the TAS5762LYFFT suitable for multi-channel surround sound systems requiring synchronized outputs, and how does its architecture support timing alignment?
The TAS5762LYFFT supports up to six independent amplifier channels with built-in I²S interface compatibility and master clock synchronization. Each channel operates with less than 10 ns skew between outputs when driven by a shared 24.576 MHz master clock. This makes it viable for 5.1 or 7.1 surround applications where phase coherence across channels is essential. Compared to discrete solutions, this integration reduces board space and simplifies firmware development for synchronized gain and muting control.
What is the typical quiescent current draw of the TAS5762LYFFT when idle, and how does this impact battery life in portable audio devices?
In shutdown mode via the EN pin, the TAS5762LYFFT consumes less than 1 µA, but during active standby (no audio input), it draws approximately 2 mA from the VDD rail. When fully operational with all channels enabled, quiescent current rises to about 15 mA. For a typical 10-hour playback scenario using a 2Ah Li-ion battery, this contributes roughly 150 mAh of consumption—significant but manageable with efficient class-D switching. Designers should implement deep shutdown during sleep modes to extend runtime beyond 12 hours.
How does the TAS5762LYFFT compare to the TAS5754M in terms of channel density and power delivery per square centimeter of PCB area?
The TAS5762LYFFT integrates six channels in a single package, whereas the TAS5754M is a dual-channel variant. Assuming both use similar 6mm × 6mm QFN packaging, the TAS5762LYFFT delivers approximately 3× higher channel count density. Power density also improves: at 30W per channel into 4Ω, the TAS5762LYFFT achieves ~0.8 W/mm², slightly better than the TAS5754M’s ~0.7 W/mm² due to optimized layout and reduced parasitic inductance. This makes the TAS5762LYFFT more attractive for compact AV receivers or multi-zone audio systems.
Are there any known limitations in using the TAS5762LYFFT with capacitive loads above 10 µF, and what stability safeguards are embedded?
While the TAS5762LYFFT can drive capacitive loads up to 50 µF without oscillation, designs exceeding 10 µF require careful compensation. The device includes internal bootstrap circuitry and phase margin optimization for resistive loads, but external snubber networks or series resistors (typically 0.5–1 Ω) may be needed to dampen ringing. Unlike some competitors, the TAS5762LYFFT lacks automatic DC offset correction during startup, so brief pops may occur when connecting capacitive speakers—mitigated via soft-start enable sequencing.
What diagnostic features does the TAS5762LYFFT provide for fault detection during mass production testing, and how do they reduce test time?
The TAS5762LYFFT includes real-time monitoring of overcurrent, overtemperature, and short-circuit conditions through dedicated status pins (FAULT, OTSD). These signals are latched until cleared by software reset, enabling automated test scripts to detect failures without manual intervention. Combined with built-in self-test routines accessible via I²C, production lines can achieve >95% fault coverage in under 5 seconds per unit, reducing test overhead compared to analog-only diagnostics found in older Class-AB designs.
Does the TAS5762LYFFT support daisy-chaining multiple units via I²C for firmware updates, and what protocol constraints apply?
Yes, multiple TAS5762LYFFT devices can be addressed independently on the same I²C bus using unique device IDs programmed via fuses or register writes. However, simultaneous firmware updates require precise timing control to avoid bus contention. The maximum clock frequency is 400 kHz, and each device has a 1 ms response window after NACK. This enables scalable deployment in rack-mount audio systems but demands careful arbitration logic in host firmware to prevent race conditions.
What is the impact of PWM switching frequency selection on EMI emissions when using the TAS5762LYFFT with a 20W load into 4Ω?
The TAS5762LYFFT operates internally at a fixed 300 kHz PWM frequency, which helps concentrate energy in a predictable band. At 20W output, conducted emissions peak around 250–350 kHz and drop sharply outside ±100 kHz. Compared to variable-frequency schemes, this deterministic behavior simplifies EMI filtering—requiring only a π-filter at the input. Shielded inductors and ferrite beads tuned to 300 kHz reduce radiated emissions by 15–20 dBμV/m, meeting CISPR 32 Class B limits without shielding enclosures.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TAS5762LYFFT

Product Attribute TAS5764LRSMT TAS5766MRMTT TAS5766MRMTR TAS5760MTDAPQ1
Part Number TAS5764LRSMT TAS5766MRMTT TAS5766MRMTR TAS5760MTDAPQ1
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Series - - - -

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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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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.
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Texas Instruments

TAS5762LYFFT

Texas Instruments
98D-TAS5762LYFFT

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