Datasheet
Table Of Contents
- FEATURES
- APPLICATIONS
- Typical Application
- DESCRIPTION
- ABSOLUTE MAXIMUM RATINGS
- THERMAL INFORMATION
- RECOMMENDED OPERATING CONDITIONS
- ELECTRICAL CHARACTERISTICS
- DEVICE INFORMATION
- Typical Characteristics
- DETAILED DESCRIPTION
- OPERATION
- CONSTANT-FREQUENCY MODE OF OPERATION (SYNC = HIGH)
- POWER-SAVE MODE OF OPERATION (SYNC = LOW)
- SOFT START
- 100% DUTY-CYCLE, LOW-DROPOUT OPERATION
- Changed the ENABLE sectionENABLE
- UNDERVOLTAGE LOCKOUT
- THERMAL SHUTDOWN
- SYNCHRONIZATION
- POWER-GOOD COMPARATOR
- LOW-BATTERY DETECTOR (Standard Version)
- ENABLE/Low-Battery Detector (Enhanced Version) TPS62113 Only
- NO-LOAD OPERATION
- THEORY OF OPERATION / DESIGN PROCEDURE
- Inductor Selection
- OUTPUT-CAPACITOR SELECTION
- INPUT-CAPACITOR SELECTION
- FEEDFORWARD-CAPACITOR SELECTION
- RECOMMENDED CAPACITORS
- Layout Consideration
- APPLICATION INFORMATION
- Revision History
TPS62110, TPS62111
TPS62112, TPS62113
SLVS585D –JULY 2005–REVISED JANUARY 2014
www.ti.com
REVISION HISTORY
Changes from Revision C (October 2012) to Revision D Page
• Changed the FUNCTIONAL BLOCK DIAGRAM to include the SYNC pin ........................................................................... 6
• Changed the Revision History list ....................................................................................................................................... 21
Changes from Revision B (October 2012) to Revision C Page
• Changed ESD - HBM From: 4 kV To: 2 kV .......................................................................................................................... 2
• Changed ESD - CDM From: 1.5 kV To: 500 V ..................................................................................................................... 2
• Deleted ESD - MM ................................................................................................................................................................ 2
• Changed the CONSTANT-FREQUENCY MODE OF OPERATION (SYNC = HIGH) section ........................................... 12
Changes from Revision A (February 2009) to Revision B Page
• Changed Description text From: 2-cell Li-ion battery To: 2 to 4-cell Li-ion battery.. ............................................................ 1
• Added ESD information to the ABSOLUTE MAXIMUM RATINGS table ............................................................................. 2
• Changed From: Dissipation Ratings table To: Thermal Information table ............................................................................ 2
• Added TPS62113 to the OUTPUT section of the Electrical Characteristics ........................................................................ 4
• Added text to the Terminal Functions EN pin description - Do not leave floating. ............................................................... 5
• Changed Note A of the Functional Block Diagram. .............................................................................................................. 6
• Changed Figure 13 and Figure 14 ...................................................................................................................................... 10
• Deleted "by pulling the SYNC pin LOW." - CONSTANT-FREQUENCY MODE OF OPERATION (SYNC = HIGH) .......... 12
• Changed the SOFT START section ................................................................................................................................... 13
• Changed Equation 2 ........................................................................................................................................................... 13
• Changed the ENABLE section ............................................................................................................................................ 14
• Added the THERMAL SHUTDOWN section ....................................................................................................................... 14
• Changed the POWER-GOOD COMPARATOR section ..................................................................................................... 14
• Changed the LOW-BATTERY DETECTOR (Standard Version) section ............................................................................ 14
• Deleted the PwPD pin from Figure 19, ............................................................................................................................... 15
• Changed the ENABLE/Low-Battery Detector (Enhanced Version) TPS62113 Only section ............................................. 15
• Changed the INPUT-CAPACITOR SELECTION section ................................................................................................... 17
• Added section: Layout Consideration ................................................................................................................................. 18
• Changed PwPD to ETPad in Figure 21 to Figure 23 .......................................................................................................... 20
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Product Folder Links: TPS62110 TPS62111 TPS62112 TPS62113