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
6.1
Pin Functions
7
Specifications
7.1
绝对最大额定值
7.2
ESD 等级
7.3
建议运行条件
7.4
热性能信息
7.5
电气特性
7.6
音频特性 (BTL)
7.7
音频特性 (PBTL)
7.8
Typical Characteristics, BTL Configuration, AD-mode
7.9
Typical Characteristics, PBTL Configuration, AD-mode
8
Parameter Measurement Information
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagrams
9.3
Feature Description
9.3.1
Input Configuration, Gain Setting And Primary / Peripheral Operation
9.3.2
Gain Setting And Clock Synchronization
9.3.3
PWM Modulation
9.3.4
Oscillator
9.3.5
Input Impedance
9.3.6
Error Reporting
9.4
Device Functional Modes
9.4.1
Powering Up
9.4.1.1
Startup Ramp Time
9.4.2
Powering Down
9.4.2.1
Power Down Ramp Time
9.4.3
Device Reset
9.4.4
Device Soft Mute
9.4.5
Device Protection System
9.4.5.1
Overload and Short Circuit Current Protection
9.4.5.2
Signal Clipping and Pulse Injector
9.4.5.3
DC Speaker Protection
9.4.5.4
Pin-to-Pin Short Circuit Protection (PPSC)
9.4.5.5
Overtemperature Protection OTW and OTE
9.4.5.6
Undervoltage Protection (UVP), Overvoltage Protection (OVP), and Power-on Reset (POR)
9.4.5.7
Fault Handling
10
Application and Implementation
10.1
Application Information
10.2
Typical Applications
10.2.1
Stereo BTL Application
10.2.1.1
Design Requirements
10.2.1.2
Detailed Design Procedures
10.2.1.2.1
Decoupling Capacitor Recommendations
10.2.1.2.2
PVDD Capacitor Recommendation
10.2.1.2.3
BST capacitors
10.2.1.2.4
PCB Material Recommendation
10.2.2
Application Curves
10.2.3
Typical Application, Differential (2N), AD-Mode PBTL (Outputs Paralleled after LC filter)
10.2.3.1
Design Requirements
10.3
Power Supply Recommendations
10.3.1
Power Supplies
10.3.1.1
VDD Supply
10.3.1.2
AVDD and GVDD Supplies
10.3.1.3
PVDD Supply
10.3.1.4
BST Supply
10.4
Layout
10.4.1
Layout Guidelines
10.4.2
Layout Examples
10.4.2.1
BTL Application Printed Circuit Board Layout Example
10.4.2.2
PBTL (Outputs Paralleled after LC filter) Application Printed Circuit Board Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.2
Receiving Notification of Documentation Updates
11.3
支持资源
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
术语表
12
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
DDV|44
MPDS169G
散热焊盘机械数据 (封装 | 引脚)
DDV|44
PPTD233A
订购信息
zhcsq35_oa
1
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)
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