JAJSEJ1B
november 2017 – july 2020
TPS254900A-Q1
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
7
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
Switching Characteristics
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
FAULT Response
8.3.2
Cable Compensation
8.3.2.1
Design Procedure
8.3.3
D+ and D– Protection
8.3.4
VBUS OVP Protection
8.3.5
Output and D+ or D– Discharge
8.3.6
Port Power Management (PPM)
8.3.6.1
Benefits of PPM
8.3.6.2
PPM Details
8.3.6.3
Implementing PPM in a System With Two Charging Ports (CDP and SDP1)
8.3.7
Overcurrent Protection
8.3.8
Undervoltage Lockout
8.3.9
Thermal Sensing
8.3.10
Current-Limit Setting
8.4
Device Functional Modes
8.4.1
Device Truth Table (TT)
8.4.2
USB BC1.2 Specification Overview
8.4.3
Standard Downstream Port (SDP) Mode — USB 2.0 and USB 3.0
8.4.4
Charging Downstream Port (CDP) Mode
8.4.5
Client Mode
8.4.6
High-Bandwidth Data-Line Switch
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
Input Capacitance
9.2.2.2
Output Capacitance
9.2.2.3
BIAS Capacitance
9.2.2.4
Output and BIAS TVS
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Device Support
12.2
Documentation Support
12.2.1
Related Documentation
12.3
ドキュメントの更新通知を受け取る方法
12.4
サポート・リソース
12.5
Trademarks
12.6
静電気放電に関する注意事項
12.7
用語集
13
Mechanical, Packaging, and Orderable Information
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)
RVC|20
サーマルパッド・メカニカル・データ
RVC|20
QFND186C
発注情報
jajsej1b_oa
jajsej1b_pm
5
Pin Configuration and Functions
Figure 5-1
RVC Package
20-Pin WQFN
Top View