One Watt Distributed Amplifier

by Blueberry.
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2 layer board of 1.40x1.00 inches (35.59x25.43 mm).
Shared on July 1st, 2016 16:12.

An amplifier for a single speaker in a linear array. Uses differential inputs. Based on the IS31AP4991A chip. (Note the “A” suffix denotes a different pinout than those without the suffix). The electrolytic capacitor is 100 uF, the feedback capacitors are 33 pF, and the others are 1 uF. The input resistors are 20 kohm, and the feedback resistors are 100 kohm. All are 0805 packages.

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