NATIONAL SEMICONDUCTOR LM4938 Manual

Update: 28 September, 2023

The LM4938 is a monolithic integrated circuit that provides DC volume control and stereo bridged audio power amplifiers. It is capable of producing 2W power into 4Ω with less than 1.0% THD or 2.2W power into 3Ω with less than 1.0% THD. The LM4938 features an externally controlled, low-power consumption shutdown mode, and both a power amplifier and headphone mute for maximum system flexibility and performance.

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Publication date: 04 May, 2012

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PDF Link: NATIONAL SEMICONDUCTOR LM4938 Manual PDF