LM4898 - 1 Watt Fully Differential Audio Power Amplifier
Texas Instruments
General Description
The LM4898 is a fully differential audio power amplifier primarily designed for demanding applications in mobile phones and other portable communication device applications.
Key Features
1.
2 Fully Differential Amplification.
Available in Space-Saving Packages DSBGA,
VSSOP, and WSON.
Ultra Low Current Shutdown Mode.
Can Drive Capacitive Loads up to 500pF.
Improved Pop and Click Circuitry Eliminates
Noises During Turn-On and Turn-Off Transitions.
2.4 - 5.5V Operation.
No Output Coupling Capacitors, Snubber Networks or Bootstrap Capacitors Required.
Full PDF Text Transcription for LM4898 (Reference)
Note: Below is a high-fidelity text extraction (approx. 800 characters) for
LM4898. For precise diagrams, and layout, please refer to the original PDF.
LM4898, LM4898MMBD www.ti.com SNAS216E – MAY 2003 – REVISED APRIL 2013 LM4898 1 Watt Fully Differential Audio Power Amplifier With Shutdown Select Check for Samples: LM48...
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ial Audio Power Amplifier With Shutdown Select Check for Samples: LM4898, LM4898MMBD FEATURES 1 •2 Fully Differential Amplification • Available in Space-Saving Packages DSBGA, VSSOP, and WSON • Ultra Low Current Shutdown Mode • Can Drive Capacitive Loads up to 500pF • Improved Pop and Click Circuitry Eliminates Noises During Turn-On and Turn-Off Transitions • 2.4 - 5.5V Operation • No Output Coupling Capacitors, Snubber Networks or Bootstrap Capacitors Required • Shutdown High or Low Selectivity APPLICATIONS • Mobile Phones • PDAs • Portable Electronic Devices KEY SPECIFICATIONS • Improved PSRR at 217Hz: 83 dB(typ) • Power
LM4898 Datasheet
