CLASS-G DIRECTPATH™ STEREO HEADPHONE AMPLIFIER

1FEATURES 2• TI Class-G Technology Significantly Prolongs Battery Life and Music Playback Time – 0.6 mA / Ch Quiescent Current – 50% to 80% Lower Quiescent Current Than Ground-Referenced Class-AB Headphone Amplifiers • DirectPathTM Technology Eliminates Large Output DC-Blocking Cap

TPA6138A2 DirectPath™ Headphone Driver With Adjustable Gain

1 Features 1• Stereo DirectPath™ Headphone Amplifier – 40 mW Into 32 Ω With 3.3-V Supply • Low THD+N 90 dB • Differential Input and Single-Ended Output • Adjustable Gain by External Gain-Setting Resistors • Configurable as a Second-Order Low-Pass

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

CLASS-G DIRECTPATH??STEREO HEADPHONE AMPLIFIER

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CLASS-G DIRECTPATH™ STEREO HEADPHONE AMPLIFIER

1FEATURES 2• TI Class-G Technology Significantly Prolongs Battery Life and Music Playback Time – 0.6 mA / Ch Quiescent Current – 50% to 80% Lower Quiescent Current Than Ground-Referenced Class-AB Headphone Amplifiers • DirectPathTM Technology Eliminates Large Output DC-Blocking Cap