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TPA3251 175-W Stereo, 350-W Mono PurePath™ Ultra-HD Analog-Input Class-D Amplifier
SLASE40D
May 2015 – April 2016
TPA3251
PRODUCTION DATA.
CONTENTS
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TPA3251 175-W Stereo, 350-W Mono PurePath™ Ultra-HD Analog-Input Class-D Amplifier
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Audio Characteristics (BTL)
7.7
Audio Characteristics (SE)
7.8
Audio Characteristics (PBTL)
7.9
Typical Characteristics, BTL Configuration
7.10
Typical Characteristics, SE Configuration
7.11
Typical Characteristics, PBTL Configuration
8
Parameter Measurement Information
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagrams
9.3
Feature Description
9.3.1
Error Reporting
9.4
Device Protection System
9.4.1
Overload and Short Circuit Current Protection
9.4.2
DC Speaker Protection
9.4.3
Pin-to-Pin Short Circuit Protection (PPSC)
9.4.4
Overtemperature Protection OTW and OTE
9.4.5
Undervoltage Protection (UVP) and Power-on Reset (POR)
9.4.6
Fault Handling
9.4.7
Device Reset
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
PCB Material Recommendation
10.2.1.2.4
Oscillator
10.2.2
Application Curves
10.2.3
Typical Application, Single Ended (1N) SE
10.2.3.1
Design Requirements
10.2.3.2
Detailed Design Procedures
10.2.3.3
Application Curves
10.2.4
Typical Application, Differential (2N) PBTL
10.2.4.1
Design Requirements
10.2.4.2
Detailed Design Procedures
10.2.4.3
Application Curves
11
Power Supply Recommendations
11.1
Power Supplies
11.1.1
VDD Supply
11.2
Powering Up
11.3
Powering Down
12
Layout
12.1
Layout Guidelines
12.2
Layout Examples
12.2.1
BTL Application Printed Circuit Board Layout Example
12.2.2
SE Application Printed Circuit Board Layout Example
12.2.3
PBTL Application Printed Circuit Board Layout Example
13
Device and Documentation Support
13.1
Documentation Support
13.2
Community Resources
13.3
Trademarks
13.4
Electrostatic Discharge Caution
13.5
Glossary
14
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
パッケージ・オプション
メカニカル・データ（パッケージ｜ピン）
DDV|44
MPDS169G
サーマルパッド・メカニカル・データ
DDV|44
PPTD233A
発注情報
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