SDAA313A March   2026  – May 2026 INA1650-Q1

1.   1
2.   Abstract
3.   Trademarks
4. 1Introduction
5. 2Automotive Hi-Fi Headphone Audio System Overview
   1. 2.1 Key Technical Specifications of Automotive Hi-Fi Audio Systems
   2. 2.2 Design Requirements for Automotive Hi-Fi Headphone Audio Systems
6. 3Automotive Hi-Fi Headphone Audio System Working Principle and Circuit Design
   1. 3.1 DAC Circuit Design
   2. 3.2 Differential-to-Single-Ended Circuit Design
7. 4Simulation
   1. 4.1 Transient Response Simulation
   2. 4.2 Noise Analysis
   3. 4.3 Power Consumption Simulation and Thermal Calculation
8. 5Experimental Test
9. 6Summary
10. 7References
11. 8Revision History