JAJSU64A
April 2024 – August 2024
TPS7H4011-SP
PRODMIX
1
1
特長
2
アプリケーション
3
概要
4
Device Options Table
5
Pin Configuration and 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
Quality Conformance Inspection
6.7
Typical Characteristics
7
Parameter Measurement Information
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
Remote Sensing and Setting VOUT
8.3.3.1
Minimum Output Voltage
8.3.3.2
Maximum Output Voltage
8.3.4
Enable
8.3.5
Fault Input (FAULT)
8.3.6
Power Good (PWRGD)
8.3.7
Adjustable Switching Frequency and Synchronization
8.3.7.1
Internal Clock Mode
8.3.7.2
External Clock Mode
8.3.7.3
Primary-Secondary Synchronization
8.3.8
Turn-On Behavior
8.3.8.1
Soft-Start (SS_TR)
8.3.8.2
Safe Start-Up Into Prebiased Outputs
8.3.8.3
Tracking and Sequencing
8.3.9
Protection Modes
8.3.9.1
Overcurrent Protection
8.3.9.1.1
High-Side 1 Overcurrent Protection (HS1)
8.3.9.1.2
High-Side 2 Overcurrent Protection (HS2)
8.3.9.1.3
COMP Shutdown
8.3.9.1.4
Low-Side Overcurrent Sinking Protection
8.3.9.2
Output Overvoltage Protection (OVP)
8.3.9.3
Thermal Shutdown
8.3.10
Error Amplifier and Loop Response
8.3.10.1
Error Amplifier
8.3.10.2
Power Stage Transconductance
8.3.10.3
Slope Compensation
8.3.10.4
Frequency Compensation
8.4
Device Functional Modes
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
Input Capacitor Selection
9.2.2.5
Soft-Start Capacitor Selection
9.2.2.6
Rising VIN Set Point (Configurable UVLO)
9.2.2.7
Output Voltage Feedback Resistor Selection
9.2.2.8
Output Voltage Accuracy
9.2.2.9
Slope Compensation Requirements
9.2.2.10
Compensation Component Selection
9.2.2.11
Schottky Diode
9.2.3
Application Curve
9.2.4
Parallel Operation Compensation
9.2.5
Inverting Buck-Boost
9.3
Power Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.2
Layout Example
10
Device and Documentation Support
10.1
Documentation Support
10.1.1
サード・パーティ製品に関する免責事項
10.1.2
Related Documentation
10.2
ドキュメントの更新通知を受け取る方法
10.3
サポート・リソース
10.4
Trademarks
10.5
静電気放電に関する注意事項
10.6
用語集
11
Revision History
12
Mechanical, Packaging, and Orderable Information
12.1
Mechanical Data
パッケージ・オプション
デバイスごとのパッケージ図は、PDF版データシートをご参照ください。
メカニカル・データ(パッケージ|ピン)
HLB|30
サーマルパッド・メカニカル・データ
発注情報
jajsu64a_oa
jajsu64a_pm
9.2.2
Detailed Design Procedure