SLVSCA1B
October 2013 – August 2016
TPS2546-Q1
PRODUCTION DATA.
1
Features
2
Applications
3
Description
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
Electrical Characteristics: High-Bandwidth Switch
6.7
Electrical Characteristics: Charging Controller
6.8
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Standard Downstream Port (SDP) USB 2.0/USB 3.0
8.3.2
Charging Downstream Port (CDP)
8.3.3
Dedicated Charging Port (DCP)
8.3.3.1
DCP BC1.2 and YD/T 1591-2009
8.3.3.2
DCP Divider Charging Scheme
8.3.3.3
DCP 1.2-V Charging Scheme
8.3.4
Wake on USB Feature (Mouse/Keyboard Wake Feature)
8.3.4.1
USB 2.0 Background Information
8.3.4.2
Wake On USB
8.3.4.3
USB Slow-Speed and Full-Speed Device Recognition
8.3.4.3.1
No CTL Pin Timing Requirement After Wake Event and Transition from S3 to S0
8.3.5
Load Detect
8.3.6
Power Wake
8.3.6.1
Implementing Power Wake in Notebook System
8.3.7
Port Power Management (PPM)
8.3.7.1
Benefits of PPM
8.3.7.2
PPM Details
8.3.7.3
Implementing PPM in a System with Two Charging Ports
8.3.8
Overcurrent Protection
8.3.9
FAULT Response
8.3.10
Undervoltage Lockout (UVLO)
8.3.11
Thermal Sense
8.4
Device Functional Modes
8.4.1
DCP Auto Mode
8.4.2
DCP Forced Shorted / DCP Forced Divider1
8.4.3
High-Bandwidth Data Line Switch
8.4.4
Device Truth Table (TT)
9
Application and Implementation
9.1
Application Information
9.1.1
Output Discharge
9.1.2
CDP/SDP Auto Switch
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Current-Limit Settings
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
Documentation Support
12.1.1
Related Documentation
12.2
Receiving Notification of Documentation Updates
12.3
Community Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
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)
RTE|16
MPQF149D
サーマルパッド・メカニカル・データ
RTE|16
QFND525B
発注情報
slvsca1b_oa
slvsca1b_pm
7 Parameter Measurement Information
Figure 23. Out Rise/Fall Test Load
Figure 24. Power-ON and OFF Timing
Figure 25. Enable Timing, Active High Enable
Figure 26. Out Discharge During Mode Change
Figure 27. Output Short-Circuit Parameters