SLVSDT4F
October 2017 – December 2021
TPS2662
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
Typical Characteristics
8
Parameter Measurement Information
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Undervoltage Lockout (UVLO)
9.3.2
Overvoltage Protection (OVP)
9.3.3
Hot Plug-In and Inrush Current Control
9.3.4
Reverse Polarity Protection
9.3.4.1
Input Side Reverse Polarity Protection
9.3.4.2
Output Side Reverse Polarity Protection
9.3.5
Overload and Short-Circuit Protection
9.3.5.1
Overload Protection
28
9.3.5.2
Short-Circuit Protection
9.3.5.2.1
Start-Up With Short-Circuit On Output
9.3.6
Reverse Current Protection
9.3.7
FAULT Response
9.3.8
IN, OUT, RTN, and GND Pins
9.3.9
Thermal Shutdown
9.4
Device Functional Modes
9.4.1
Low Current Shutdown Control (SHDN)
10
Application and Implementation
10.1
Application Information
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
Step-by-Step Design Procedure
10.2.2.2
Programming the Current Limit Threshold R(ILIM) Selection
10.2.2.3
Undervoltage Lockout and Overvoltage Set Point
10.2.2.4
Setting Output Voltage Ramp Time—(tdVdT)
10.2.2.4.1
Case 1: Start-Up Without Load—Only Output Capacitance C(OUT) Draws Current During Start-Up
10.2.2.4.2
Case 2: Start-Up With Load —Output Capacitance C(OUT) and Load Draws Current During Start-Up
10.2.2.4.3
Support Component Selections – R FLT and C(IN)
10.2.3
Application Curves
10.3
System Examples
10.3.1
Field Supply Protection in PLC, DCS I/O Modules
10.3.2
Simple 24-V Power Supply Path Protection
10.3.3
Power Stealing in Smart Thermostat
10.4
Do's and Don'ts
11
Power Supply Recommendations
11.1
Transient Protection
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
Device and Documentation Support
13.1
Documentation Support
13.1.1
Related Documentation
13.2
Receiving Notification of Documentation Updates
13.3
Support Resources
13.4
Trademarks
13.5
Electrostatic Discharge Caution
13.6
Glossary
14
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DRC|10
MPDS117L
Thermal pad, mechanical data (Package|Pins)
DRC|10
QFND013N
Orderable Information
slvsdt4f_oa
slvsdt4f_pm
12
Layout