Datasheet Specifications
- 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
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.
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 damageApplications
* 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 OuLM4674 Distributors
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