Datasheet
Table Of Contents
- FEATURES
- APPLICATIONS
- DESCRIPTION
- ABSOLUTE MAXIMUM RATINGS
- THERMAL INFORMATION
- ELECTRICAL CHARACTERISTICS
- DEVICE INFORMATION
- TYPICAL CHARACTERISTICS
- OVERVIEW
- DETAILED DESCRIPTION
- Fixed Frequency PWM Control
- Slope Compensation Output Current
- Pulse Skip Eco-Mode
- Low Dropout Operation and Bootstrap Voltage (BOOT)
- Error Amplifier
- Voltage Reference
- Adjusting the Output Voltage
- Enable and Adjusting Undervoltage Lockout
- Slow Start/Tracking Pin (SS/TR)
- Overload Recovery Circuit
- Sequencing
- Constant Switching Frequency and Timing Resistor (RT/CLK Pin)
- Overcurrent Protection and Frequency Shift
- Selecting the Switching Frequency
- How to Interface to RT/CLK Pin
- Power Good (PWRGD Pin)
- Overvoltage Transient Protection
- Thermal Shutdown
- Small Signal Model for Loop Response
- Simple Small Signal Model for Peak Current Mode Control
- Small Signal Model for Frequency Compensation
- APPLICATION INFORMATION
- Design Guide — Step-By-Step Design Procedure
- Selecting the Switching Frequency
- Output Inductor Selection (LO)
- Output Capacitor
- Catch Diode
- Input Capacitor
- Slow Start Capacitor
- Bootstrap Capacitor Selection
- Under Voltage Lock Out Set Point
- Output Voltage and Feedback Resistors Selection
- Compensation
- Discontinuous Mode and Eco Mode Boundary
- APPLICATION CURVES
- Power Dissipation Estimate
- Layout
- Revision History
PH
VIN
GND
BOOT
VSENSE
COMP
TPS54060
EN
RT/CLK
SS/TR
Cpole
Czero
Rcomp
RT
Css
Co
Lo
Cboot
Cin
R1
R2
Cd
VIN
VOUT
+
+
GND
PH
VIN
GND
BOOT
VSENSE
COMP
TPS54060
EN
RT/CLK
SS/TR
Cpole
Czero
Rcomp
RT
Css
Coneg
Lo
Cboot
Cin
R1
R2
Cd
VIN
VONEG
+
+
GND
VOPOS
Copos
+
TPS54060
SLVS919A –JANUARY 2009–REVISED JULY 2010
www.ti.com
Figure 64. Inverting Power Supply from the SLVA317 Application Note
Figure 65. Split Rail Power Supply Based on the SLVA369 Application Note
SPACER
REVISION HISTORY
Changes from Original (January 2009) to Revision A Page
• Added the DRC package option to the Features and Description. ....................................................................................... 1
• Updated the ORDERING INFORMATION table to include the DRC package option .......................................................... 2
• Replaced the PACKAGE DISSIPATION RATINGS table with the Thermal Information Table ........................................... 3
• Added the DRC Pin Configuration ........................................................................................................................................ 5
• Updated Figure 64 .............................................................................................................................................................. 40
• Added Figure 65 ................................................................................................................................................................. 40
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