MAX98389 Overview
The MAX98388/MAX98389 is a small, cost-effective mono digital input amplifier with integrated IV feedback. The device operates over a wide supply voltage range from 2.3V to 10V. With this supply range, both versions support single-cell, two-cell, and externally regulated/boosted portable applications.
MAX98389 Key Features
- Wide Amplifier Supply Range (2.3V to 10V)
- Supports Both Single-Cell and Two-Cell Cases
- High-Performance Class-D Amplifier
- Up to 111dB Dynamic Range (A-Weighted)
- 10μVRMS Output Noise (Single-Cell Mode)
- 14.5μVRMS Output Noise (Two-Cell Mode)
- High Output Power (THD+N ≤ 1%)
- 1.32W Output Power into 4Ω (VPVDD = 3.7V)
- 2.4W Output Power into 4Ω (VPVDD = 5V)
- 5.15W Output Power into 4Ω (VPVDD = 7.4V)
MAX98389 Applications
- Wide Amplifier Supply Range (2.3V to 10V)
- Supports Both Single-Cell and Two-Cell Cases