JAJSEJ4C
January 2018 – July 2018
TPSM84209
PRODUCTION DATA.
1
特長
2
アプリケーション
3
概要
Device Images
アプリケーション概略図
効率と出力電流との関係
4
改訂履歴
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics (VIN = 5 V)
6.7
Typical Characteristics (VIN = 12 V)
6.8
Typical Characteristics (VIN = 24 V)
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Adjusting the Output Voltage
7.3.2
Input Capacitor Selection
7.3.3
Undervoltage Lockout (UVLO)
7.3.4
Output Capacitor Selection
7.3.5
Feed-Forward Capacitor
7.3.6
Operating Range
7.3.7
Output Current Rating
7.3.8
Enable (EN)
7.3.9
Internal Soft Start
7.3.10
Safe Start-Up Into Prebiased Outputs
7.3.11
Light Load Efficiency / Eco-Mode
7.3.12
Voltage Dropout
7.3.13
Overcurrent Protection
7.3.14
Output Overvoltage Protection (OVP)
7.3.15
Thermal Performance
7.3.16
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Active Mode
7.4.2
Eco-Mode Operation
7.4.3
Shutdown Mode
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Custom Design With WEBENCH® Tools
8.2.2.2
Output Voltage Setpoint
8.2.2.3
Input Capacitors
8.2.2.4
Output Capacitors
8.2.2.5
Enable Control
8.2.3
Application Waveforms
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Examples
10.3
EMI
10.3.1
EMI Plots
10.4
Package Specifications
11
デバイスおよびドキュメントのサポート
11.1
デバイス・サポート
11.1.1
デベロッパー・ネットワークの製品に関する免責事項
11.2
WEBENCH®ツールによるカスタム設計
11.3
ドキュメントの更新通知を受け取る方法
11.4
コミュニティ・リソース
11.5
商標
11.6
静電気放電に関する注意事項
11.7
Glossary
12
メカニカル、パッケージ、および注文情報
12.1
Tape and Reel Information
10.4
Package Specifications
Table 8.
Package Specifications Table
TPSM84209
VALUE
UNIT
Weight
107
mg
Flammability
Meets UL 94 V-O
MTBF Calculated Reliability
Per Bellcore TR-332, 50% stress, T
A
= 40°C, ground benign
123
MHrs