SG Micro Corp

SGM4806 Wide Power Supply Range, 2:1 MUX Input Audio Click-Pop Noise Eliminator


The SGM4806 is an audio click-pop eliminator that is designed to operate from a single2.7V to 12V power supply. Targeted applications include HiFi level audiosub-system in battery powered equipment or professional audio system. The SGM4806 has 2:1 Mux function and it supports dual channels HiFi stereo audio input.

The SGM4806 can pass -VCC to +VCC wide range positive and negative audio signals with very low distortion to support HiFi audio signals. The SGM4806 can eliminate the click-pop noise under the control of external processor.

The SGM4806 is available in Green WLCSP-1.27×2.13-15B, SOIC-16 and TQFN-4×4-16L packages. It operates over an ambient temperature range of -40to +85.



• Wide Voltage Operation: 2.7V to 12V

• Low On-Resistance from Audio Signals Input to

  Output: 0.8Ω (TYP)

• -VCC to +VCC Rail-to-Rail Low Distortion

  Audio Signals Passing

• Fast Switching Times

• 2:1 MUX Input

• High Off-Isolation

• Very Low Crosstalk

• Very Low THD+N

• 1.8V Logic Compatible Control Pin

• 600kΩ Pull Low Resistors for all I/O Control Pin

• -40 to +85 Operating Temperature Range

• Available in Green WLCSP-1.27×2.13-15B,

  SOIC-16 and TQFN-4×4-16L Packages


Portable Devices

HiFi Audio System


Part Number Status Package Pins Pb-Free Temp Range
SGM4806YG/TR Production WLCSP-1.27×2.13-15B 15 Y -40℃ to +85℃ Samples
SGM4806YS16G/TR Production SOIC-16 16 Y -40℃ to +85℃ Samples
SGM4806YTQE16G/TR Production TQFN-4×4-16L 16 Y -40℃ to +85℃ Samples

Get Samples

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