SLVS762C
June 2007 – July 2015
TPS62240
,
TPS62242
,
TPS62243
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Device Options
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
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Undervoltage Lockout
8.3.2
Mode Selection
8.3.3
Enable
8.3.4
Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Soft Start
8.4.2
Power Save Mode
8.4.3
100% Duty Cycle Low Dropout Operation
8.4.4
Short-Circuit Protection
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 Setting
9.2.2.2
Output Filter Design (Inductor and Output Capacitor)
9.2.2.2.1
Inductor Selection
9.2.2.2.2
Output Capacitor Selection
9.2.2.2.3
Input Capacitor Selection
9.2.3
Application Curves
9.3
System Examples
9.3.1
TPS62240, Adjustable Output Voltage 1.8 V
9.3.2
TPS62243, Fixed Output Voltage 1.8 V
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Examples
12
Device and Documentation Support
12.1
Device Support
12.1.1
Third-Party Products Disclaimer
12.2
Related Links
12.3
Community Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
DDC|5
MPDS123F
DRV|6
MPDS216E
サーマルパッド・メカニカル・データ
DRV|6
QFND087M
5 Device Options
PART NUMBER
(1)
OUTPUT VOLTAGE
(2)
TPS62240
adjustable
TPS62240
adjustable
TPS62242
1.2 V fixed output voltage
TPS62243
1.8 V fixed output voltage
(1) The DDC (SOT 5 pin) and DRV (WSON 6 pin) packages are available in tape on reel. Add R suffix to order quantities of 3000 parts per reel.
(2) Contact TI for other fixed output voltage options.