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Part No TAS5261DKD
Manufacturer Texas Instruments
Catalog Linear - Amplifiers - Audio
Description 315-W Mono BTL Digital Amplifier Power Stage
Rohs State Need to verify

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Pricing & Ordering $30.8568 Historical reference price : is the price that a customer announces that it is willing to pay for this component in the previous period, only for reference.
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Availability: 50 pieces
MOQ: 2 pcs
Order Increment : 1 pcs
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Products specifications

Categories Integrated Circuits (ICs)
Manufacturer Texas Instruments
Series PurePath Digital
Packaging Tube
Type Class D
Output Type 1-Channel (Mono)
Max Output Power x Channels @ Load 400W x 1 @ 3 Ohm
Operating Supply Voltage 10.8 V ~ 13.2 V
Features Digital Inputs, Short-Circuit and Thermal Protection, Shutdown
Mounting SMD
Operating Temperature Range 0°C ~ 70°C (TA)
Manufacturer Package 36-HSSOP
Package 36-BSSOP (0.433", 11.00mm Width) Exposed Pad
Win Source Part Number 1264071-TAS5261DKD
Manufacturer Homepage
Popularity Medium
Fake Threat In the Open Market 54 pct.
Supply and Demand Status Limited
Family Name TAS5261
Introduction Date May 01, 2009
Country of Origin Philippines
Halogen Free Compliant
Estimated EOL Date 2028
Alternative Parts
TAS5261DKDR;  TAS5261DKDRG4;  


The TAS5261DKD is a high-performance, integrated stereo digital amplifier power stage designed and manufactured by the renowned semiconductor company, Texas Instruments. This advanced audio solution is perfect for a wide range of applications, from high-fidelity home audio systems to professional audio equipment.

Key Features

  • High Output Power: The TAS5261DKD can deliver up to 300 watts of continuous power per channel into a 4-ohm load, and 150 watts into an 8-ohm load, ensuring robust performance for even the most demanding audio applications.
  • PurePath™ Digital Technology: Incorporating Texas Instruments' proprietary PurePath™ digital technology, the TAS5261DKD offers a high-quality audio signal path that provides excellent sound quality with minimal distortion and noise.
  • Efficiency: With its advanced closed-loop architecture, the TAS5261DKD achieves greater than 90% efficiency, reducing heat dissipation and eliminating the need for large heatsinks.
  • Thermal and Overcurrent Protection: Built-in thermal and overcurrent protection circuits ensure the reliability and longevity of the amplifier by preventing damage from overheating or excessive current conditions.


The TAS5261DKD is suited for various applications, including:

  • A/V Receivers
  • Home Theater Systems
  • Powered Digital Speakers
  • Professional Audio Equipment

Technical Specifications

Parameter Value
Output Power (per channel) Up to 300W (4Ω), 150W (8Ω)
Efficiency >90%
THD+N 0.03% at 1W into 4Ω
Signal-to-Noise Ratio (SNR) 110dB
Supply Voltage 10V to 38V


In summary, the TAS5261DKD from Texas Instruments is a sophisticated and efficient solution for high-quality audio amplification. Its powerful output, combined with high efficiency and advanced protection features, makes it an excellent choice for audio enthusiasts and professionals alike.

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