LM4671 Filterless High Efficiency 2.5W Switching Audio Amplifier

Texas Instruments

Description

LM4671 www.ti.com SNAS258D * MARCH 2005 * REVISED MAY 2013 LM4671 Filterless High Efficiency 2.5W Switching Audio Amplifier Check .
The LM4671 is a single supply, high efficiency 2.

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Datasheet Specifications

Part number: LM4671
Manufacturer: Texas Instruments ↗
File Size: 1.38 MB
Datasheet: LM4671-etcTI.pdf
Description: Filterless High Efficiency 2.5W Switching Audio Amplifier

Features

* 1
* 2 No Output Filter Required for Inductive Loads
* Externally Configurable Gain
* Very Fast Turn On Time: 17μs (typ)
* Minimum External Components
* "Click and pop" Suppression Circuitry
* Micro-Power Shutdown Mode
* Available in Space-Saving

Applications

* Mobile Phones
* PDAs
* Portable Electronic Devices KEY SPECIFICATIONS
* Efficiency @ 3.6V, 100mW into 8Ω Speaker: 80 % (typ)
* Efficiency @ 3.6V, 400mW into 8Ω Speaker: 88 % (typ)
* Efficiency @ 5V, 1W into 8Ω Speaker: 86 % (typ)
* Quiescent

LM4671 Distributors

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LM4671 Filterless High Efficiency 2.5W Switching Audio Amplifier Texas Instruments

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