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LM4961LQBD - Ceramic Speaker Driver

Download the LM4961LQBD datasheet PDF. This datasheet also covers the LM4961 variant, as both devices belong to the same ceramic speaker driver family and are provided as variant models within a single manufacturer datasheet.

Description

The LM4961 is an audio power amplifier primarily designed for driving Ceramic Speaker for applications in Cell Phone and PDAs.

It integrates a boost converter, with variable output voltage, with an audio power amplifier.

Features

  • 1.
  • 2 Click and Pop Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions.
  • Low Current Shutdown Mode.
  • Low Quiescent Current.
  • Mono 15Vp-p BTL Output, RL = 2μF+30Ω, f = 1kHz.
  • Thermal Shutdown Protection.
  • Unity-Gain Stable.
  • External Gain Configuration Capability.
  • Including Band Exchange SW.
  • Including Leakage Cut SW.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (LM4961-etcTI.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
LM4961 Ceramic Speaker Driver National Semiconductor
LM4960 Piezoelectric Speaker Driver National Semiconductor
LM4900 265mW at 3.3V Supply Audio Power Amplifier National Semiconductor
LM4901 1.6 Watt Audio Power Amplifier National Semiconductor
LM4902 265mW at 3.3V Supply Audio Power Amplifier National Semiconductor

Other Datasheets by Texas Instruments

Part Number Description
LM4961 Ceramic Speaker Driver
LM4960 Piezoelectric Speaker Driver
LM4900 Audio Power Amplifier
LM4901 1.6 Watt Audio Power Amplifier
LM4902 265mW at 3.3V Supply Audio Power Amplifier

Full PDF Text Transcription

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LM4961, LM4961LQBD www.ti.com SNAS242K – AUGUST 2004 – REVISED MAY 2013 LM4961 Ceramic Speaker Driver Check for Samples: LM4961, LM4961LQBD FEATURES 1 •2 Click and Pop Circuitry Eliminates Noise During Turn-On and Turn-Off Transitions • Low Current Shutdown Mode • Low Quiescent Current • Mono 15Vp-p BTL Output, RL = 2μF+30Ω, f = 1kHz • Thermal Shutdown Protection • Unity-Gain Stable • External Gain Configuration Capability • Including Band Exchange SW • Including Leakage Cut SW APPLICATIONS • Cellphone • PDA KEY SPECIFICATIONS • Quiescent Power Supply Current: 7mA (typ) • Voltage Swing in BTL at 1% THD: 15Vp-p (typ) • Shutdown current: 0.1μA (typ) DESCRIPTION The LM4961 is an audio power amplifier primarily designed for driving Ceramic Speaker for applications in Cell Phone and PDAs.
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