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AK4205 - Ultra Low Noise and Distortion Headphone Amp

Description

The AK4205 is a stereo headphone amplifier corresponding to high resolution with built-in analog switch for Hi-Fi mobile.

The AK4205 achieves industry’s leading level ultra-low noise and ultra-low distortion characteristics (THD+N = -118dB).

The AK4205 is available in a small 36-pin QFN package.

Features

  • 1. Headphone Amplifier.
  • Full-differential Input.
  • Built-in Resistors for Gain Adjustment: Fixed to +0.5 dB @1 kHz.
  • 2nd order Low-pass Filter.
  • Ultra-Low Noise: S/N 124dB.
  • Ultra-Low Distortion: THD+N -118 dB @32 Ω, 34 mW THD+N -120 dB @600 Ω, 6.7 mW 2. Analog Switch.
  • Selector Switch for Hi-Fi Audio path and Auxiliary path.
  • Ultra-Low Distortion: THD -124dB@32 Ω, 34 mW.
  • 2.

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Datasheet preview – AK4205

Datasheet Details

Part number AK4205
Manufacturer AKM
File Size 776.90 KB
Description Ultra Low Noise and Distortion Headphone Amp
Datasheet download datasheet AK4205 Datasheet
Additional preview pages of the AK4205 datasheet.

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Full PDF Text Transcription

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[AK4205] AK4205 Ultra Low Noise and Distortion Headphone Amp with Analog Switch 1. General Description The AK4205 is a stereo headphone amplifier corresponding to high resolution with built-in analog switch for Hi-Fi mobile. The AK4205 achieves industry’s leading level ultra-low noise and ultra-low distortion characteristics (THD+N = -118dB). The AK4205 is available in a small 36-pin QFN package. It can save the mounting area of the board by including resistors for gain adjustment and low-pass filter. Application:  Smartphone  Portable AMP  Digital Media Player  USB DAC 2. Features 1. Headphone Amplifier  Full-differential Input  Built-in Resistors for Gain Adjustment: Fixed to +0.
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