LA4743A中文资料三洋数据手册PDF规格书

Overview

The LA4743A is a 45 W 4-channel power amplifier IC for car stereo systems. It features a built-in bridge circuit and the ability to radically reduce the number of external components required. It is also pin compatible with the LA4743B, which differs in the amount of gain provided.

特性 Features

• Maximum output power: 45 W ×4 channels

(VCC= 14.4 V, 4 Ωload, 1 kHz)

• 40 W ×4 channels (VCC= 13.7 V, 4 Ωload, 1 kHz)

• Requires only seven external components and does not require an oscillation prevention RC circuit, a noise filter, or a BS capacitor.