JAJSRV1
June 2024
TPS562243
,
TPS562246
PRODUCTION DATA
1
1
特長
2
アプリケーション
3
概要
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Adaptive On-Time Control and PWM Operation
6.3.2
Eco-mode Control
6.3.3
Soft Start and Prebiased Soft Start
6.3.4
Large Duty Operation
6.3.5
Current Protection
6.3.6
Enable Circuit
6.3.7
Undervoltage Lockout (UVLO) Protection
6.3.8
Thermal Shutdown
6.4
Device Functional Modes
6.4.1
Eco-mode Operation
6.4.2
FCCM Mode Operation
7
Application and Implementation
7.1
Application Information
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Custom Design With WEBENCH® Tools
7.2.2.2
Output Voltage Resistors Selection
7.2.2.3
Output Filter Selection
7.2.2.4
Input Capacitor Selection
7.2.2.5
Bootstrap Capacitor Selection
7.2.3
Application Curves
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
Layout Example
8
Device and Documentation Support
8.1
Device Support
8.1.1
Development Support
8.1.1.1
Custom Design With WEBENCH® Tools
8.2
ドキュメントの更新通知を受け取る方法
8.3
サポート・リソース
8.4
Trademarks
8.5
静電気放電に関する注意事項
8.6
用語集
9
Revision History
10
Mechanical, Packaging, and Orderable Information
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)
DRL|6
MPDS159H
サーマルパッド・メカニカル・データ
発注情報
jajsrv1_oa
5.6
Typical Characteristics
V
IN
= 12V (unless otherwise noted)
Figure 5-1
TPS562243
Quiescent Current
Figure 5-3
Enable On Threshold Voltage
Figure 5-5
Low-Side Rdson
Figure 5-7
Frequency vs Input Voltage at
2A
Loading
Figure 5-9
TPS56224x Efficiency at 0.6 Vout With 1uH Inductor
Figure 5-11
TPS56224x Efficiency at 3.3 Vout With 2.2uH Inductor
Figure 5-2
Vref Voltage
Figure 5-4
Enable Off Threshold Voltage
Figure 5-6
High-Side Rdson
Figure 5-8
TPS562243 Frequency vs Loading
Figure 5-10
TPS56224x Efficiency at 1.05 Vout With 1.2uH Inductor
Figure 5-12
TPS56224x Efficiency at 5 Vout With 3.3uH Inductor