SLVS892F
December 2008 – April 2019
TPS61175
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Simplified Schematic
4
Revision History
5
Pin Configuration and Functions
Pin 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
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Switching Frequency
7.3.2
Soft Start
7.3.3
Overcurrent Protection
7.3.4
Enable and Thermal Shutdown
7.3.5
Undervoltage Lockout (UVLO)
7.4
Device Functional Modes
7.4.1
Minimum ON Time and Pulse Skipping
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Custom Design with WEBENCH Tools
8.2.2.2
Determining the Duty Cycle
8.2.2.3
Selecting the Inductor
8.2.2.4
Computing the Maximum Output Current
8.2.2.5
Setting Output Voltage
8.2.2.6
Setting the Switching Frequency
8.2.2.7
Setting the Soft-Start Time
8.2.2.8
Selecting the Schottky Diode
8.2.2.9
Selecting the Input and Output Capacitors
8.2.2.10
Compensating the Small Signal Control Loop
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.3
Thermal Considerations
11
Device and Documentation Support
11.1
Device Support
11.1.1
Third-Party Products Disclaimer
11.2
Development Support
11.2.1
Custom Design with WEBENCH Tools
11.3
Receiving Notification of Documentation Updates
11.4
Community Resources
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PWP|14
MPDS370A
Thermal pad, mechanical data (Package|Pins)
PWP|14
PPTD393
Orderable Information
slvs892f_oa
slvs892f_pm
2
Applications
5-V to 12-V, 24-V Power conversion
Supports SEPIC and flyback topologies
ADSL modems
TV tuners