SLVSCL5A
June 2014 – November 2020
TPS2559
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Timing Requirements
7.7
Timing Diagrams
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Thermal Sense
8.3.2
Overcurrent Protection
8.3.3
FAULT Response
8.4
Device Functional Modes
8.4.1
Operation with VIN Undervoltage Lockout (UVLO) Control
8.4.2
Operation with EN Control
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
Step-by-Step Design Procedure
9.2.2.2
Input and Output Capacitance
9.2.2.3
Programming the Current-Limit Threshold
9.2.2.4
Design Above a Minimum Current Limit
9.2.2.5
Design Below a Maximum Current Limit
9.2.2.6
Accounting for Resistor Tolerance
9.2.2.7
Power Dissipation and Junction Temperature
9.2.2.8
Auto-Retry
9.2.2.9
Two-Level Current-Limit
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
Receiving Notification of Documentation Updates
12.2
Support Resources
12.3
Trademarks
12.4
Electrostatic Discharge Caution
12.5
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DRC|10
MPDS117L
Thermal pad, mechanical data (Package|Pins)
DRC|10
QFND497B
Orderable Information
slvscl5a_oa
slvscl5a_pm
9.2.3
Application Curves
Figure 9-6
Output Rise With 150 µF // 5 Ω
Figure 9-8
Enable Into Output Short
Figure 9-10
Output Short to Full Load Recovery Response
Figure 9-12
50-mΩ Hot-Short Response Time
Figure 9-14
Two-Level Current Limit With R
LOAD
= 2.5 Ω
Figure 9-7
Output Fall With 150 µF // 5 Ω
Figure 9-9
Full Load to Output Short Transient Response
Figure 9-11
50-mΩ Hot-Short
Figure 9-13
Auto-Retry Cycle
Figure 9-15
Two-Level Current Limit With R
LOAD
= 1 Ω