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

-0.1
-0.08
-0.06
-0.04
-0.02
0
0.02
10 45 60
Regulation(%)
V -InputVoltage-V
I
0.1
0.08
0.06
0.04
403530252015 5550
I =0.25 A
O
-0.1
-0.08
-0.06
0
0.04
0.06
0.1
0.00 0.25 0.1 0.2 0.25 0.3 0.4 0.45 0.5
LoadCurrent- A
Regulation(%)
0.15 0.35
V =34V
I
-0.02
-0.04
0.02
0.08
TPS54060
www.ti.com
SLVS919A –JANUARY 2009–REVISED JULY 2010
Figure 61. Regulation vs Load Current Figure 62. Regulation vs Input Voltage
Copyright © 2009–2010, Texas Instruments Incorporated Submit Documentation Feedback 37
Product Folder Link(s): TPS54060