LM4981 amplifier equivalent, 80mw stereo headphone amplifier.
a new circuit technology that utilizes a charge pump to generate a negative reference voltage. This allows the outputs to be biased about ground, thereby eliminating outp.
Key Specifications
j Improved PSRR at 217Hz j THD+N at 1kHz, 50mW
67dB (typ) 1.0% (typ) 2.0 to 4.2V 83mW (typ) 0.01µA.
The LM4981 is a stereo, ground-referenced, output capacitor-less headphone amplifier capable of delivering 83mW of continuous average power into a 16Ω load with less than 1% THD+N while operating from a single 3V supply. The LM4981 features a new cir.
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