LM48861, LM48861TMBD
www.ti.com SNAS450B – JUNE 2008 – REVISED MAY 2013 LM48861 Ground-Referenced, Ultra Low Noise, Stereo
Headphone Amplifier
Check for Samples: LM48861, LM48861TMBD FEATURES DESCRIPTION The LM48861 is a single supply, ground-referenced
stereo headphone amplifier. Part of TI's PowerWiseв„ў
product family, the LM48861 consumes only 3mW of
power, yet still provides great audio performance. The
ground-referenced architecture eliminates the larger
DC blocking capacitors required by traditional
headphone amplifier's saving board space and
reducing cost. 1 23 Ground Referenced Outputs – Eliminates
Output Coupling Capacitors
Common-Mode Sensing
Advanced Click-and-Pop Suppression
Low Supply Current
Minimum External Components
Micro-Power Shutdown
ESD Protection of 8kV HBM Contact
Available in Space-Saving 12-Bump DSBGA
Package APPLICATIONS Mobile Phones
Portable Electronic Devices
MP3 Players KEY SPECIFICATIONS Output Power/Channel at
VDD = 1.5V,THD+N = 1% …
