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TPA6135A2RTER
25-mW DirectPath™ Stereo Headphone Amplifier with Pop Suppression with Hi-Z mode (TPA6135)
1FEATURES
DESCRIPTION
APPLICATIONS
CODEC
OUTR-
OUTL+
ENABLE
GAIN
TPA6135A2
www.ti.com.................................................................................................................................................. SLOS623A–FEBRUARY 2009–REVISED APRIL 2009
DIRECTPATH™ Stereo Headphone Amplifier
With Differential Input and HI-Z Mode
23• Patented DirectPath™ Technology Eliminates
Need for DC-Blocking Capacitors The TPA6135A2 (sometimes referredtoas TPA6135)a DirectPath™ stereo headphone amplifier that
– Outputs Biasedat0Veliminates the need for external dc-blocking output
– Excellent Low Frequency Fidelity capacitors. Differential stereo inputs and built-in•
Active Click and Pop Suppression resistors set the device gain, further reducing external count. Gainis selectableat0 dBor6 dB. drives25 mW into 16Ω speakers from 2.3V supply. The TPA6135A2 (TPA6135) a constant set the noise rejection provide ground. eliminate and kV compliance•
Small Package Available 2.3Vto 5.5V supply
– 16-Pin,3 mm×3 mm Thin QFNless than1 μA.
Smart Phones/ Cellular Phones Notebook Computers CD/ MP3 Players Portable Gaming
