CS8679E Class-D Audio Amplifier IC by Chipstar | 2×20 W Stereo / 35 W Mono, EQA16 (ESOP-8E) Package

CS8679E Class-D Audio Amplifier IC by Chipstar

2×20W Stereo / 35W Mono | EQA16 (ESOP-8E Compatible) Package

Description

The CS8679E is a high-efficiency Class D audio amplifier IC developed by Chipstar. It delivers 2 × 20W in stereo mode or up to 35W in mono mode, making it an ideal solution for compact, high-quality audio systems.

Equipped with advanced EMI suppression technology, the CS8679E supports cost-effective ferrite bead filters at the output stage, ensuring compliance with EMC requirements. Its compact EQA16 (ESOP-8E compatible) package and minimal external component requirement provide a space-saving and efficient solution for consumer and industrial audio designs.

The CS8679E features integrated protection mechanisms, including over-current, short-circuit, and thermal protection, ensuring long-term reliability. With an efficiency of up to 92%, it enables high-power output without requiring external heat sinks under normal music playback.

Key Features

• Output Power:

  • Stereo Mode: 2 × 20W

  • Mono Mode: 35W continuous output

• Efficiency: Up to 92%

• Speaker Load: Drives 4Ω speakers (up to 33W continuous)

• Protections:

  • Over-current protection

  • Short-circuit protection

  • Over-temperature protection

• Package: EQA16 (same size as ESOP-8E) for compact PCB design

• Operating Temperature Range: –40°C to +85°C

Applications

• Bluetooth speakers

• Soundbars and home audio systems

• Smart TVs and set-top boxes

• Car audio amplifiers

• Portable and consumer audio equipment

Other Specifications

• Type: Class D Audio Power Amplifier IC

• Output Power: 2 × 20W (stereo), 35W (mono)

• Package: EQA16 (ESOP-8E compatible, SMD)

• Efficiency: 92% (typical)