Datasheet Texas Instruments TPA6012A4PWPR — 数据表

TPA6012A4
www.ti.com SLOS636 – OCTOBER 2009 3-W STEREO AUDIO POWER AMPLIFIER
WITH ADVANCED DC VOLUME CONTROL
Check for Samples :TPA6012A4 FEATURES 1 2 DESCRIPTION Advanced 32 Steps DC Volume Control
– Steps From –40 dB to 18 dB
– Fade Mode
– –85-dB Mute Mode
3 W Into 3-Ω Speakers
Differential Inputs
Headphone Mode
Pin-to-Pin Compatible With TPA6011A4 and
TPA6013A4
24-Pin PowerPADв„ў Package (PWP) The TPA6012A4 is a stereo audio power amplifier
that drives 3 W/channel of continuous RMS power
into a 3-Ω load. Advanced dc volume control
minimizes external components and allows BTL
(speaker) volume control and SE (headphone)
volume control. LCD monitors and notebook benefit
from the integrated feature set that minimizes
external components without sacrificing functionality.
To simplify design, the speaker volume level is
adjusted by applying a dc voltage to the VOLUME
terminal. To ensure a smooth transition between …