SLUSE28
September 2020
TPS562202
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
Pin 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
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Adaptive On-Time Control and PWM Operation
8.3.2
ECO Mode Control
8.3.3
Soft Start and Pre-Biased Soft Start
8.3.4
Current Protection
8.3.5
Undervoltage Lockout (UVLO) Protection
8.3.6
Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Normal Operation
8.4.2
Eco-mode Operation
8.4.3
Standby Operation
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
Output Voltage Resistors Selection
9.2.2.2
Output Filter Selection
9.2.2.3
Input Capacitor Selection
9.2.2.4
Bootstrap Capacitor Selection
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)
DRL|6
MPDS159H
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sluse28_oa
sluse28_pm
9.2.3
Application Curves
Below waveforms are tested at VIN = 12 V, unless otherwise noted.
Figure 9-2
Load Regulation with Different Loading
Figure 9-4
Input Voltage Ripple I
out
= 2 A
Figure 9-6
Output Voltage Ripple, I
out
= 0.2 A
Figure 9-8
Start-up Relative to VIN
Figure 9-10
Start-up Relative to EN
Figure 9-12
Transient Response, 0.2 to 1.8 A
Figure 9-14
OC
Figure 9-3
Load Regulation with Different Input Voltage
Figure 9-5
Output Voltage Ripple, I
out
= 0.01 A
Figure 9-7
Output Voltage Ripple, I
out
= 2 A
Figure 9-9
Shutdown Relative to VIN
Figure 9-11
Shutdown Relative to EN
Figure 9-13
Transient Response, 1 to 2 A
Figure 9-15
Hiccup, I
out
= 5 A