JAJSGL5C
December 2018 – August 2019
TPS3840
PRODUCTION DATA.
1
特長
2
アプリケーション
3
概要
Device Images
代表的なアプリケーション回路
TPS3840 の標準的な消費電流
4
改訂履歴
5
概要 (続き)
6
Device Comparison Table
7
Pin Configuration and Functions
Pin Functions
8
Specifications
8.1
Absolute Maximum Ratings
8.2
ESD Ratings
8.3
Recommended Operating Conditions
8.4
Thermal Information
8.5
Electrical Characteristics
8.6
Timing Requirements
8.7
Typical Characteristics
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Input Voltage (VDD)
9.3.1.1
VDD Hysteresis
9.3.1.2
VDD Transient Immunity
9.3.2
User-Programmable Reset Time Delay
9.3.3
Manual Reset (MR) Input
9.3.4
Output Logic
9.3.4.1
RESET Output, Active-Low
9.3.4.2
RESET Output, Active-High
9.4
Device Functional Modes
9.4.1
Normal Operation (VDD > VDD(min))
9.4.2
VDD Between VPOR and VDD(min)
9.4.3
Below Power-On-Reset (VDD < VPOR)
10
Application and Implementation
10.1
Application Information
10.2
Typical Application
10.2.1
Design 1: Dual Rail Monitoring with Power-Up Sequencing
10.2.1.1
Design Requirements
10.2.1.2
Detailed Design Procedure
10.2.1.3
Application Curves
10.2.2
Design 2: Battery Voltage and Temperature Monitor
10.2.2.1
Design Requirements
10.2.2.2
Detailed Design Procedure
10.2.3
Design 3: Fast Start Undervoltage Supervisor with Level-shifted Input
10.2.3.1
Design Requirements
10.2.3.2
Detailed Design Procedure
10.2.4
Design 4: Voltage Monitor with Back-up Battery Switchover
10.2.4.1
Design Requirements
10.2.4.2
Detailed Design Procedure
10.2.5
Application Curve: TPS3840EVM
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
デバイスおよびドキュメントのサポート
13.1
デバイスの項目表記
13.2
コミュニティ・リソース
13.3
商標
13.4
静電気放電に関する注意事項
13.5
Glossary
14
メカニカル、パッケージ、および注文情報
13
デバイスおよびドキュメントのサポート