Click to expand full text
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: 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 Output at 5.0V, 1% THD: 1.0 W(typ) • Power Output at 3.