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Part No TAS6424QDKQRQ1
Manufacturer Texas Instruments
Catalog Linear - Amplifiers - Audio
Description 75-W, 2-MHz Digital Input 4-Channel Automotive Class-D Audio Amplifier With Load-Dump Protection and I2C Diagnostics | IC AUDIO AMP CLASS D 56HTSSOP

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Pricing & Ordering $8.3174 Historical reference price : is the price that a customer announces that it is willing to pay for this component in the previous period, only for reference.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: 10,600 pieces
MOQ: 5 pcs
Order Increment : 1 pcs
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Products specifications

Categories Integrated Circuits
Manufacturer Texas Instruments
Packaging Reel
Type Class D
Output Type 4-Channel (Quad)
Max Output Power x Channels at Load 150W x 4 at 2Ohm
Supply Voltage (V) 4.5V ~ 26.4V
Features Depop, Short-Circuit and Thermal Protection
Mounting Style SMD
Temperature Range - Operating -40°C ~ 125°C
Supplier Device Package 56-HSSOP
Manufacturer Package 56-PowerBSSOP
Manufacturer Pack Quantity 1
MSL Level 3 (168 Hours)
Win Source Part Number 1264167-TAS6424QDKQRQ1
Manufacturer Homepage
Popularity Medium
Fake Threat In the Open Market 66 pct.
Supply and Demand Status Limited


The Texas Instruments TAS6424QDKQRQ1 is an advanced automotive digital-input audio amplifier designed to deliver exceptional sound quality with high efficiency, making it an ideal choice for car audio systems. This four-channel Class-D audio amplifier integrates an array of features that enhance its performance and reliability in demanding automotive environments.

Key Features

  • Output Power: The TAS6424QDKQRQ1 can deliver up to 27W per channel into 4 Ohms and 45W into 2 Ohms, providing robust power output for a high-fidelity audio experience.
  • Load Diagnostics: It includes an advanced diagnostic system that monitors speaker load conditions, detecting open and shorted loads, ensuring the system's safety and reliability.
  • EMI Suppression: The device features an enhanced electromagnetic interference (EMI) suppression system, making it suitable for the noisy electrical environments typical in automotive applications.
  • Wide Supply Voltage Range: It operates over a wide supply voltage range from 4.5V to 18V, accommodating the variations in automotive battery voltage.
  • Thermal Management: The amplifier incorporates an advanced thermal foldback feature, which prevents it from overheating by reducing the output power in case of high temperature.
  • I2C Control Interface: An I2C control interface allows for extensive configurability and status reporting, enabling custom optimizations and diagnostics.


Designed with automotive applications in mind, the TAS6424QDKQRQ1 is perfect for:

  • Car audio amplifiers
  • Telematics and infotainment systems
  • Advanced driver-assistance systems (ADAS) where audio feedback is required

Quality and Reliability

As an automotive-grade product, the TAS6424QDKQRQ1 meets the rigorous AEC-Q100 standards for reliability and is manufactured to operate under extreme conditions. Its robust design ensures it can withstand the temperature, vibration, and humidity levels typical in automotive settings, making it a trusted choice for manufacturers.

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