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TDA1940 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
TDA1940ST/ITT200Yes

TDA1940 is a monolithic integrated circuit (IC) manufactured by STMicroelectronics (formerly part of ITT Semiconductors).

The TDA1940 is a monolithic integrated circuit (IC) manufactured by STMicroelectronics (formerly part of ITT Semiconductors). Below are its specifications, descriptions, and features:

Specifications:

  • Type: Audio Power Amplifier
  • Output Power: 10W (typical at 10% THD, 8Ω load, 16V supply)
  • Supply Voltage Range: 6V to 18V
  • Quiescent Current: 30mA (typical)
  • Total Harmonic Distortion (THD): 0.5% (typical at 1W, 1kHz)
  • Frequency Response: 20Hz to 20kHz
  • Package: Multiwatt11 (11-pin vertical power package)

Descriptions:

The TDA1940 is a class-AB audio power amplifier designed for high-quality sound reproduction in car radio and other audio applications. It features built-in thermal protection and short-circuit protection, ensuring reliable operation.

Features:

  • High output power capability
  • Low distortion and noise
  • Thermal shutdown protection
  • Short-circuit protection
  • Standby function (low quiescent current)
  • Easy heat sink mounting

This IC is optimized for use in automotive audio systems and other applications requiring medium-power amplification.

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