LM48511 Class D Audio Power Amplifier

National Semiconductor

Description

LM48511 3W, Ultra-Low EMI, Filterless, Mono, Class D Audio Power Amplifier with Spread Spectrum September 2007 LM48511 3W, Ultra-Low EMI, Filterless.
The LM48511 integrates a boost converter with a high efficiency Class D audio power amplifier to provide 3W continuous power into an 8Ω speaker when o.

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Datasheet Specifications

Part number: LM48511
Manufacturer: National Semiconductor
File Size: 518.37 KB
Datasheet: LM48511_NationalSemiconductor.pdf
Description: Class D Audio Power Amplifier

Features

* a low noise PWM architecture that eliminates the output filter, reducing external component count, board area consumption, system cost, and simplifying design. A selectable spread spectrum modulation scheme suppresses RF emissions, further reducing the need for output filters. The LM48511’s switchin

Applications

* GPS Portable media Cameras Mobile Phones Handheld games EMI Graph 300222h5 FIGURE 1. LM48511 RF Emissions
* 3 inch cable Boomer® is a registered trademark of National Semiconductor Corporation. © 2007 National Semiconductor Corporation 300222 www. national.

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LM48511 Class Audio Power Amplifier National Semiconductor

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