SLUSDW9A June 2020 – June 2020 TPS51215A
PRODUCTION DATA.
- 1 Features
- 2 Applications
- 3 Description
- 4 Revision History
- 5 Pin Configuration and Functions
- 6 Specifications
-
7 Detailed Description
- 7.1 Overview
- 7.2 Functional Block Diagram
- 7.3
Feature Description
- 7.3.1 Switch Mode Power Supply Control
- 7.3.2 VREF, V0, V1, V2, V3 and Output Voltage
- 7.3.3 Soft-Start and Power Good
- 7.3.4 SLEW and VID Function
- 7.3.5 MODE Pin Configuration
- 7.3.6 Light-Load Operation
- 7.3.7 Out-of-Bound Operation
- 7.3.8 Current Sensing and Overcurrent Protection
- 7.3.9 Overvoltage and Undervoltage Protection
- 7.3.10 V5IN Undervoltage Lockout Protection
- 7.3.11 Thermal Shutdown
- 7.4 D-CAP2 Control Mode
- 8 Application and Implementation
-
9 Typical Applications
- 9.1 Design Requirements
- 9.2
Detailed Design Procedure
- 9.2.1 Step One: Determine the Specifications
- 9.2.2 Step Two: Determine System Parameters
- 9.2.3 Step Three: Determine Inductor Value and Choose Inductor
- 9.2.4 Step Four: Set the Output Voltages
- 9.2.5 Step Five: Calculate SLEW Capacitance
- 9.2.6 Step Six
- 9.2.7 Step Seven: Determine the Output Capacitance
- 9.2.8 Step Eight: Select Decoupling and Peripheral Components
- 9.3 Application Examples
- 9.4 Application Curves of Design 1
- 10Power Supply Recommendations
- 11Layout
- 12Device and Documentation Support
- 13Mechanical, Packaging, and Orderable Information
封裝選項
機(jī)械數(shù)據(jù) (封裝 | 引腳)
- RUK|20
散熱焊盤機(jī)械數(shù)據(jù) (封裝 | 引腳)
- RUK|20
訂購信息
9.4 Application Curves of Design 1
Figure 16. Start Up Relative to EN Rising 
Figure 18. Steady State IOUT = 1 A 
Figure 20. VID Transient, VID = 01 to 11, VOUT = 1.1 V to 1.8 V 
Figure 22. Low Power Mode Exit VOUT = 0 V to 1.8 V 
Figure 24. Load Transient, IOUT = 0 A to 16 A, Tr = Tf = 1 µs 
Figure 17. Shut Down Relative to EN Falling 
Figure 19. Steady State IOUT = 10 A 
Figure 21. VID Transient, VID = 11 to 01, VOUT = 1.8 V to 1.1 V 
Figure 23. Low Power Mode Enter VOUT = 1.8 V to 0 V 
Figure 25. Load Transient, IOUT = 16 A to 30 A, Tr = Tf = 1 µs