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STMICROELECTRONICS TDA7802SMTR Quad Power Amplifier

The TDA7802 is a high-performance, digital input quad power amplifier with built-in diagnostics, capable of driving speakers with up to 72W per channel. It features 24-bit resolution, a 110 dB dynamic range, and high efficiency operation utilizing advanced BCD technology. Designed for automotive and high-power audio applications, it supports start-stop operation down to 6V, offering flexible control via I2C or TDM interfaces, and includes programmable PLL, load diagnostics, and multiple gain settings for low-noise output. Its robust design ensures lower thermal dissipation and reliable operation in demanding environments.

Authorized Distributors
Source:Newark
Part No:TDA7802SMTR
Stock:500
Inv Date:06-11-2026
Price: Unit price: $12.54
Buy/RFQ:
Source:DigiKey
Part No:TDA7802SMTR
Stock:0
Inv Date:06-11-2026
Price: Unit price: $6.99913
Buy/RFQ:
Part No:TDA7802SMTR
Stock:178
Inv Date:06-12-2026
Price: Unit price: $12.06
Buy/RFQ:

STMICROELECTRONICS TDA7802SMTR Quad Power Amplifier Specifications:

  • Power Output: 4 x 72W at 14.4V, 1 kHz, THD=10%
  • Dynamic Range: 110 dB (A-weighted)
  • Signal-to-Noise Ratio: 115 dB
  • Resolution: 24-bit
  • Operating Voltage: down to 6V (start-stop compatible)
  • Sample Rates: 44.1 kHz, 48 kHz, 96 kHz, 192 kHz
  • Digital Interface: I2C, TDM 4Ch, 8Ch, 16Ch
  • Load Capability: 1 Ohm (PowerSO36 package)
  • Integrated Diagnostics: DC and AC load detection, overload warning
  • Thermal Efficiency: Up to 50% reduction in dissipated power compared to Class AB
  • Features: Programmable PLL, independent front/rear/mute control, multiple gain settings
  • Package Types: Flexiwatt27 (SMD), PowerSO36
  • Compliance: AEC Q100 rev. G

Buy the Buy STMicroelectronics TDA7802 Part Number TDA7802SMTR Online

Purchase the STMicroelectronics TDA7802 today for reliable, high-power audio amplification. Designed for automotive and demanding environments, it offers diagnostics, high efficiency, and flexible control through I2C and TDM interfaces. Its robust design supports operation down to 6V, making it ideal for start-stop systems and high-power sound setups. With up to 72W per channel, advanced features like programmable PLL, load detection, and multiple gain settings ensure optimal audio performance and durability, delivering a professional sound experience in any application.

Get STMicroelectronics TDA7802 today—built for high-power, automotive-grade audio amplification with diagnostic features.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS TDA7802SMTR?

You can click on the BUY or RFQ button to purchase TDA7802SMTR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part TDA7802SMTR?

You can download the TDA7802SMTR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of TDA7802SMTR?

STMICROELECTRONICS

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