Overview

The LA6543M is a 4-channel bridge (BTL) driver developed for CD-ROM applications.

Functions

• 4-channel power amplifier with bridge circuit (BTL)

• IO max: 1A

• Integrated muting circuit (MUTE: Output OFF at Low, output ON at High. MUTE1 is for channel 1, and MUTE2 for channels 2, 3 and 4.)

• Integrated thermal shutdown circuit

• Divided output stage power supply (VS1: CH1, CH2, CH3; VS2: CH4)