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LM4990
www.ti.com
SNAS184E – DECEMBER 2002 – REVISED MAY 2013
LM4990
2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level
Check for Samples: LM4990
FEATURES
1
•2 Available in Space-Saving Packages: WSON, Exposed-DAP MSOP-PowerPAD, VSSOP, and DSBGA
• Ultra Low Current Shutdown Mode • Improved Click and Pop Circuitry Eliminates
Noise During Turn-On and Turn-Off Transitions • 2.2 - 5.5V Operation • No Output Coupling Capacitors, Snubber Networks or Bootstrap Capacitors Required • Unity-Gain Stable • External Gain Configuration Capability • User Selectable Shutdown High or Low Logic Level
APPLICATIONS
• Mobile Phones • PDAs • Portable Electronic Devices
KEY SPECIFICATIONS
• Improved PSRR at 217Hz & 1KHz: 62dB • Power Output at 5.
LM4990 Datasheet
