JAJSMN7C
september 2021 – june 2023
TPS7A94
PRODUCTION DATA
1
1
特長
2
アプリケーション
3
概要
4
Revision History
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
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Output Voltage Setting and Regulation
7.3.2
Ultra-Low Noise and Ultra-High Power-Supply Rejection Ratio (PSRR)
7.3.3
Programmable Current Limit and Power-Good Threshold
7.3.4
Programmable Soft Start (NR/SS Pin)
7.3.5
Precision Enable and UVLO
7.3.6
Active Discharge
7.3.7
Thermal Shutdown Protection (TSD)
7.4
Device Functional Modes
7.4.1
Normal Operation
7.4.2
Dropout Operation
7.4.3
Disabled
7.4.4
Current-Limit Operation
8
Application and Implementation
8.1
Application Information
8.1.1
Output Voltage Restart (Overshoot Prevention Circuit)
8.1.2
Precision Enable (External UVLO)
8.1.3
Undervoltage Lockout (UVLO) Operation
8.1.4
Dropout Voltage (VDO)
8.1.5
Power-Good Feedback (FB_PG Pin) and Power-Good Threshold (PG Pin)
8.1.6
Adjusting the Factory-Programmed Current Limit
8.1.7
Programmable Soft-Start and Noise-Reduction (NR/SS Pin)
8.1.8
Inrush Current
8.1.9
Optimizing Noise and PSRR
8.1.10
Adjustable Operation
8.1.11
Paralleling for Higher Output Current and Lower Noise
8.1.12
Recommended Capacitor Types
8.1.13
Load Transient Response
8.1.14
Power Dissipation (PD)
8.1.15
Estimating Junction Temperature
8.1.16
TPS7A94EVM-046 Thermal Analysis
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.1.1
Board Layout
8.4.1.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.1.1
Development Support
9.1.1.1
Evaluation Modules
9.1.1.2
Spice Models
9.1.2
Device Nomenclature
9.2
Documentation Support
9.2.1
Related Documentation
9.3
ドキュメントの更新通知を受け取る方法
9.4
サポート・リソース
9.5
Trademarks
9.6
静電気放電に関する注意事項
9.7
用語集
10
Mechanical, Packaging, and Orderable Information
10.1
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)
DSC|10
サーマルパッド・メカニカル・データ
発注情報
jajsmn7c_oa
jajsmn7c_pm
Data Sheet
TPS7A94 1A、超低ノイズ、超高 PSRR、低ドロップアウト・レギュレータ