JAJSJF1B
March 2014 – September 2020
TPS2556-Q1
,
TPS2557-Q1
PRODUCTION DATA
1
特長
2
アプリケーション
3
概要
4
Revision History
5
Device Comparison Table
6
Terminal Configuration and Functions
Terminal Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
Handling Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Switching Characteristics
7.7
Typical Characteristics
16
8
Parameter Measurement Information
18
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Overcurrent Conditions
9.3.2
FAULT Response
9.3.3
Thermal Sense
9.4
Device Functional Modes
9.4.1
Undervoltage Lockout (UVLO)
9.4.2
Enable ( EN OR EN)
9.4.3
Auto-Retry Functionality
9.4.4
Two-Level Current-Limit Circuit
10
Applications and Implementation
10.1
Application Information
10.2
Typical Application, Design for Current Limit
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
Determine Design Parameters
10.2.2.2
Programming the Current-Limit Threshold
10.2.2.3
Selecting Current-Limit Resistor 1
10.2.2.4
Selecting Current-Limit Resistor 2
10.2.2.5
Accounting for Resistor Tolerance
10.2.2.6
Power Dissipation and Junction Temperature
10.2.3
Application Curves
11
Power Supply Recommendations
44
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
Device and Documentation Support
13.1
Related Links
13.2
Trademarks
13.3
Electrostatic Discharge Caution
13.4
Glossary
14
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)
DRB|8
MPDS118K
サーマルパッド・メカニカル・データ
DRB|8
QFND043N
発注情報
jajsjf1b_oa
jajsjf1b_pm
2
アプリケーション
車載用 USB 充電ポート