ZHCSQ35 November   2022 TPA3223

PRODUCTION DATA  

  1. 特性
  2. 应用
  3. 说明
  4. Revision History
  5. Device Comparison
  6. Pin Configuration and Functions
    1. 6.1 Pin Functions
  7. Specifications
    1. 7.1 绝对最大额定值
    2. 7.2 ESD 等级
    3. 7.3 建议运行条件
    4. 7.4 热性能信息
    5. 7.5 电气特性
    6. 7.6 音频特性 (BTL)
    7. 7.7 音频特性 (PBTL)
    8. 7.8 Typical Characteristics, BTL Configuration, AD-mode
    9. 7.9 Typical Characteristics, PBTL Configuration, AD-mode
  8. Parameter Measurement Information
  9. Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagrams
    3. 9.3 Feature Description
      1. 9.3.1 Input Configuration, Gain Setting And Primary / Peripheral Operation
      2. 9.3.2 Gain Setting And Clock Synchronization
      3. 9.3.3 PWM Modulation
      4. 9.3.4 Oscillator
      5. 9.3.5 Input Impedance
      6. 9.3.6 Error Reporting
    4. 9.4 Device Functional Modes
      1. 9.4.1 Powering Up
        1. 9.4.1.1 Startup Ramp Time
      2. 9.4.2 Powering Down
        1. 9.4.2.1 Power Down Ramp Time
      3. 9.4.3 Device Reset
      4. 9.4.4 Device Soft Mute
      5. 9.4.5 Device Protection System
        1. 9.4.5.1 Overload and Short Circuit Current Protection
        2. 9.4.5.2 Signal Clipping and Pulse Injector
        3. 9.4.5.3 DC Speaker Protection
        4. 9.4.5.4 Pin-to-Pin Short Circuit Protection (PPSC)
        5. 9.4.5.5 Overtemperature Protection OTW and OTE
        6. 9.4.5.6 Undervoltage Protection (UVP), Overvoltage Protection (OVP), and Power-on Reset (POR)
        7. 9.4.5.7 Fault Handling
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Applications
      1. 10.2.1 Stereo BTL Application
        1. 10.2.1.1 Design Requirements
        2. 10.2.1.2 Detailed Design Procedures
          1. 10.2.1.2.1 Decoupling Capacitor Recommendations
          2. 10.2.1.2.2 PVDD Capacitor Recommendation
          3. 10.2.1.2.3 BST capacitors
          4. 10.2.1.2.4 PCB Material Recommendation
      2. 10.2.2 Application Curves
      3. 10.2.3 Typical Application, Differential (2N), AD-Mode PBTL (Outputs Paralleled after LC filter)
        1. 10.2.3.1 Design Requirements
    3. 10.3 Power Supply Recommendations
      1. 10.3.1 Power Supplies
        1. 10.3.1.1 VDD Supply
        2. 10.3.1.2 AVDD and GVDD Supplies
        3. 10.3.1.3 PVDD Supply
        4. 10.3.1.4 BST Supply
    4. 10.4 Layout
      1. 10.4.1 Layout Guidelines
      2. 10.4.2 Layout Examples
        1. 10.4.2.1 BTL Application Printed Circuit Board Layout Example
        2. 10.4.2.2 PBTL (Outputs Paralleled after LC filter) Application Printed Circuit Board Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 支持资源
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 术语表
  12. 12Mechanical, Packaging, and Orderable Information

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

特性

  • 10V 至 42V 宽电源电压范围
  • 立体声 (2 x BTL) 和单声道 (1 x PBTL) 配置
  • THD+N 为 10% 时的输出功率
    • 200W/4Ω,BTL 立体声配置
    • 300W/3Ω,PBTL 单声道配置
    • 425W/2Ω,PBTL 单声道配置
  • THD+N 为 1% 时的输出功率
    • 170W/4Ω,BTL 立体声配置
    • 325W/2Ω,PBTL 单声道配置
  • 闭环反馈设计
    • 1W/4Ω 时的 THD+N 小于 0.02%
    • 60dB PSRR(BTL,无输入信号)
    • 输出噪声(A 加权)< 100µV
    • SNR(A 加权)> 110dB
  • 低功耗运行模式
    • 待机模式:静音和关断
    • 单通道 BTL 运行
  • 多输入选项,可简化前置放大器设计
    • 差分或单端模拟输入
    • 可选增益:20dB、23.5dB、32dB、36dB
  • 集成式保护:欠压、过压、过流、逐周期电流限制、短路、削波检测、过热警告和关断以及直流扬声器保护
  • 轻松同步多个器件
  • 90% 高效 D 类运行 (4Ω)