SLVS845G March 2009 – August 2014 TPS54362-Q1
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 Input Voltage
- 7.3.2 Function Mode
- 7.3.3 Output Voltage V(VReg)
- 7.3.4 Oscillator Frequency (RT)
- 7.3.5 Synchronization (SYNC)
- 7.3.6 Enable or Shutdown (EN)
- 7.3.7 Reset Delay (Cdly)
- 7.3.8 Reset Pin (RST)
- 7.3.9 Boost Capacitor (BOOT)
- 7.3.10 Soft Start (SS)
- 7.3.11 Short-Circuit Protection
- 7.3.12 Overcurrent Protection
- 7.3.13 Slew Rate Control (Rslew)
- 7.3.14 Thermal Shutdown
- 7.3.15 Regulation Voltage (VSENSE)
- 7.3.16 RESET Threshold (RST_TH)
- 7.3.17 Overvoltage Supervisor for V(VReg) (OV_TH)
- 7.3.18 Noise Filter on RST_TH and OV_TH Pins
- 7.3.19 Output Tolerances Based on Modes of Operation
- 7.3.20 Load Regulation and Line Regulation in Hysteretic Mode
- 7.3.21 Internal Undervoltage Lockout (UVLO)
- 7.3.22 Loop-Control Frequency Compensation
- 7.3.23 Bode Plot of Converter Gain
- 7.4 Device Functional Modes
-
8 Application and Implementation
- 8.1 Application Information
- 8.2
Typical Application
- 8.2.1 Design Requirements
- 8.2.2
Detailed Design Procedure
- 8.2.2.1 Selecting the Switching Frequency
- 8.2.2.2 Output Inductor Selection (LO)
- 8.2.2.3 Output Capacitor (CO)
- 8.2.2.4 Flyback Schottky Diode
- 8.2.2.5 Input Capacitor, C(I)
- 8.2.2.6 Output Voltage and Feedback Resistor Selection
- 8.2.2.7 Overvoltage Resistor Selection
- 8.2.2.8 Reset-Threshold Resistor Selection
- 8.2.2.9 Low-Power Mode Threshold
- 8.2.2.10 Undervoltage Threshold for Low-Power Mode and Load-Transient Operation
- 8.2.2.11 Soft-Start Capacitor
- 8.2.2.12 Bootstrap Capacitor Selection
- 8.2.2.13 Guidelines for Compensation Components
- 8.2.2.14 Compensation
- 8.2.3 Application Curves
- 9 Power Supply Recommendations
- 10Layout
- 11Device and Documentation Support
- 12Mechanical, Packaging, and Orderable Information
封裝選項(xiàng)
機(jī)械數(shù)據(jù) (封裝 | 引腳)
- PWP|20
散熱焊盤機(jī)械數(shù)據(jù) (封裝 | 引腳)
- PWP|20
訂購(gòu)信息
11 Device and Documentation Support
11.1 Trademarks
PowerPAD is a trademark of Texas Instruments.
All other trademarks are the property of their respective owners.
11.2 Electrostatic Discharge Caution
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam during storage or handling to prevent electrostatic damage to the MOS gates.
11.3 Glossary
SLYZ022 — TI Glossary.
This glossary lists and explains terms, acronyms, and definitions.