Datasheet4U Logo Datasheet4U.com

LM4674 Filterless 2.5W Stereo Class D Audio Power Amplifier

LM4674 Description

www.DataSheet4U.com LM4674 Filterless 2.5W Stereo Class D Audio Power Amplifier December 2005 LM4674 Filterless 2.5W Stereo Class D Audio Power Amp.
The LM4674 is a single supply, high efficiency, 2.

LM4674 Features

* high efficiency compared to conventional Class AB amplifiers. When driving and 8Ω speaker from a 3.6V supply, the device features 85% efficiency at PO = 500mW. Four gain options are pin selectable through the GAIN0 and GAIN1 pins. Output short circuit protection prevents the device from being damage

LM4674 Applications

* Key Specifications j Efficiency at 3.6V, 100mW into 8Ω j Efficiency at 3.6V, 500mW into 8Ω j Efficiency at 5V, 1W into 8Ω j Quiescent Power Supply Current 80% (typ) 85% (typ) 85% (typ) 4mA 2.5W (typ) 1.5W (typ) 0.1µA (typ) at 3.6V supply j Power Output at VDD = 5V, RL = 4Ω, THD ≤ 10% j Power Ou

📥 Download Datasheet

Preview of LM4674 PDF
datasheet Preview Page 2 datasheet Preview Page 3

Datasheet Details

Part number
LM4674
Manufacturer
National Semiconductor
File Size
867.57 KB
Datasheet
LM4674_NationalSemiconductor.pdf
Description
Filterless 2.5W Stereo Class D Audio Power Amplifier

📁 Related Datasheet

  • LM4674A - Filterless 2.5W Stereo Class D Audio Power Amplifier (Texas Instruments)
  • LM4671 - Filterless High Efficiency 2.5W Switching Audio Amplifier (Texas Instruments)
  • LM4673 - Class-D Audio Power Amplifier (Texas Instruments)
  • LM4673SDBD - Class-D Audio Power Amplifier (Texas Instruments)
  • LM4673TMBD - Class-D Audio Power Amplifier (Texas Instruments)
  • LM4675 - Class D Audio Power Amplifier (Texas Instruments)
  • LM46000 - 0.5-A Synchronous Step-Down Voltage Converter (Texas Instruments)
  • LM46000-Q1 - 0.5-A Synchronous Step-Down Voltage Converter (Texas Instruments)

📌 All Tags

Filterless 2.5W Stereo Class Audio Power Amplifier National Semiconductor
National Semiconductor LM4674-like datasheet