SLVS644E
February 2006 – December 2014
TPS61080
,
TPS61081
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
5-V To 12-V, 250-mA Step-Up DC-DC Converter
5
Revision History
6
Device Comparison Table
7
Pin Configuration and Functions
8
Specifications
8.1
Absolute Maximum Ratings
8.2
ESD Ratings
8.3
Recommended Operating Conditions
8.4
Thermal Information
8.5
Electrical Characteristics
8.6
Typical Characteristics
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Start Up
9.3.2
Overcurrent and Short Circuit Protection
9.3.3
Overvoltage Protection
9.3.4
Undervoltage Lockout (UVLO)
9.3.5
Thermal Shutdown
9.4
Device Functional Modes
9.4.1
Enable
9.4.2
Frequency Selection
9.4.3
Maximum and Minimum Output Current
10
Application and Implementation
10.1
Application Information
10.1.1
Program Output Voltage
10.1.2
Feed Forward Capacitor
10.1.3
Soft Start Capacitor
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
Inductor Selection
10.2.2.2
Input And Output Capacitor Selection
10.2.3
Application Curves
10.3
System Examples
10.3.1
Torch Light and Flash Light
10.3.2
24Vout Output Converter
10.3.3
30 WLEDs Driver in Media Factor Form Display
10.3.3.1
±15 V Dual Output Converter
10.3.3.2
Step-Up DC-DC Converter with Output Doubler
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
Device and Documentation Support
13.1
Device Support
13.1.1
Third-Party Products Disclaimer
13.2
Related Links
13.3
Trademarks
13.4
Electrostatic Discharge Caution
13.5
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
slvs644e_oa
slvs644e_pm