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LM4960 Datasheet Piezoelectric Speaker Driver

Manufacturer: Texas Instruments

General Description

The LM4960 utilizes a switching regulator to drive a dual audio power amplifier.

It delivers 24VP-P monoBTL to a ceramic speaker with less than 1.0% THD+N while operating on a 3.0V power supply.

The LM4960's switching regulator is a current-mode boost converter operating at a fixed frequency of 1.6MHz.

Overview

LM4960 www.ti.com SNAS221C – OCTOBER 2004 – REVISED MAY 2013 LM4960 Piezoelectric Speaker Driver Check for Samples:.

Key Features

  • 1.
  • 23 Low Current Shutdown Mode.
  • "Click and Pop" Suppression Circuitry.
  • Low Quiescent Current.
  • Unity-Gain Stable Audio Amplifiers.
  • External Gain Configuration Capability.
  • Thermal Shutdown Protection Circuitry.
  • Wide Input Voltage Range (3.0V - 7V).
  • 1.6MHz Switching Frequency.