This circuit uses an LA4440 and some supporting components to give you much more power, while retaining a small package that you can use. The IC is a dual channel audio power amplifier, with low ...

LA4440 is a two channel audio power amplifier IC with inbuilt in dual channels enables it for stereo and bridge amplifier applications. In dual mode it. ... Schematic of the LA4440 Stereo Amplifier ...

The SA-150 uses a Sanyo LA4440 amplifier chip. After downloading the spec sheet from www.datasheetarchive.com I found out the chip could deliver 19W in bridging mode instead of the as-designed 6W. And ...