JAJSF35D
September 2017 – October 2019
TPS50601A-SP
PRODUCTION DATA.
1
特長
VIN=PVIN=5Vでの効率
2
アプリケーション
3
概要
4
改訂履歴
5
概要(続き)
6
Pin Configuration and Functions
Pin 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
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
VIN and Power VIN Pins (VIN and PVIN)
8.3.2
Voltage Reference
8.3.3
Adjusting the Output Voltage
8.3.4
Safe Start-Up Into Prebiased Outputs
8.3.5
Error Amplifier
8.3.6
Slope Compensation
8.3.7
Enable and Adjust UVLO
8.3.8
Adjustable Switching Frequency and Synchronization (SYNC)
8.3.9
Slow Start (SS/TR)
8.3.10
Power Good (PWRGD)
8.3.11
Sequencing (SS/TR)
8.3.12
Output Overvoltage Protection (OVP)
8.3.13
Overcurrent Protection
8.3.13.1
High-Side MOSFET Overcurrent Protection
8.3.13.2
Low-Side MOSFET Overcurrent Protection
8.3.14
Thermal Shutdown
8.3.15
Turn-On Behavior
8.3.16
Small Signal Model for Frequency Compensation
8.4
Device Functional Modes
8.4.1
Fixed-Frequency PWM Control
8.4.2
Continuous Current Mode (CCM) Operation
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Operating Frequency
9.2.2.2
Output Inductor Selection
9.2.2.3
Output Capacitor Selection
9.2.2.4
Slow Start Capacitor Selection
9.2.2.5
Undervoltage Lockout (UVLO) Set Point
9.2.2.6
Output Voltage Feedback Resistor Selection
9.2.2.7
Compensation Component Selection
9.2.3
Parallel Operation
9.2.4
Application Curve
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
デバイスおよびドキュメントのサポート
12.1
ドキュメントのサポート
12.1.1
関連資料
12.2
ドキュメントの更新通知を受け取る方法
12.3
コミュニティ・リソース
12.4
商標
12.5
静電気放電に関する注意事項
12.6
Glossary
13
メカニカル、パッケージ、および注文情報
8.3
Feature Description