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TPA6139A2
SLOS700C – JANUARY 2011 – REVISED APRIL 2016
TPA6139A2 DirectPath™ 25-mW Headphone Amplifier With Programmable-Fixed Gain
1 Features
•1 DirectPath™ – Eliminates Pops and Clicks – Eliminates Output DC-Blocking
Capacitors – 3-V to 3.
6-V Supply
Voltage
• Low Noise and THD – SNR 105 dB at –1x Gain – Typical Vn 15 μVms 20 to 20 kHz at –1x Gain – THD+N 0.
003% at 10-kΩ Load and –1x Gain
• 25 mW into 32-Ω Load • 2-Vrms Output
Voltage into 600-Ω Load • Single-Ended Input and Output • Programmable Gain Select Reduces Component
Count – 13x Gain Values • Active Mute With More Than 80-dB Attenuation...