Datasheet Texas Instruments LM48820 — 数据表

LM48820
www.ti.com LM48820 SNAS370B – MAY 2007 – REVISED MAY 2013 Ground-Referenced, Ultra Low Noise, Fixed
Gain, 95mW Stereo Headphone Amplifier
Check for Samples: LM48820 FEATURES DESCRIPTION The LM48820 is a ground referenced, fixed-gain
audio power amplifier capable of delivering 95mW of
continuous average power into a 16Ω single-ended
load, with less than 1% THD+N from a 3V power
supply. 1 2 Available in Space Saving 0.4mm Pitch
DSBGA Package
Fixed Logic Levels
Ground Referenced Outputs
High PSRR
Ultra Low Current Shutdown Mode
Improved Pop and Click Circuitry Eliminates
Noises During Turn-On and Turn-Off
Transitions
No Output Coupling Capacitors, Snubber
Networks, Bootstrap Capacitors, or GainSetting Resistors Required
Shutdown Either Channel Independently
Soft Start Feature Reduces Start up Transient
Current APPLICATIONS Mobile Phones
MP3 Players
PDAs …