ZHCSGJ0B May 2017 – March 2018 TPS543B20
PRODUCTION DATA.
- 1 特性
- 2 應(yīng)用
- 3 說(shuō)明
- 4 修訂歷史記錄
- 5 Device Comparison Table
- 6 Pin Configuration and Functions
- 7 Specifications
-
8 Detailed Description
- 8.1 Overview
- 8.2 Functional Block Diagram
- 8.3 Feature Description
- 8.4
Device Functional Modes
- 8.4.1 Soft-Start Operation
- 8.4.2 Input and VDD Undervoltage Lockout (UVLO) Protection
- 8.4.3 Power Good and Enable
- 8.4.4 Voltage Reference
- 8.4.5 Prebiased Output Start-up
- 8.4.6 Internal Ramp Generator
- 8.4.7 Switching Frequency
- 8.4.8 Clock Sync Point Selection
- 8.4.9 Synchronization and Stackable Configuration
- 8.4.10 Dual-Phase Stackable Configurations
- 8.4.11 Operation Mode
- 8.4.12 API/BODY Brake
- 8.4.13 Sense and Overcurrent Protection
- 8.4.14 Output Overvoltage and Undervoltage Protection
- 8.4.15 Overtemperature Protection
- 8.4.16 RSP/RSN Remote Sense Function
- 8.4.17 Current Sharing
- 8.4.18 Loss of Synchronization
-
9 Application and Implementation
- 9.1 Application Information
- 9.2
Typical Application: TPS543B20 Stand-alone Device
- 9.2.1 Design Requirements
- 9.2.2 Detailed Design Procedure
- 9.2.3 Application Curves
- 9.3 System Example
- 10Power Supply Recommendations
- 11Layout
- 12器件和文檔支持
- 13機(jī)械、封裝和可訂購(gòu)信息
封裝選項(xiàng)
機(jī)械數(shù)據(jù) (封裝 | 引腳)
- RVF|40
散熱焊盤(pán)機(jī)械數(shù)據(jù) (封裝 | 引腳)
- RVF|40
訂購(gòu)信息
9.3.1.1 Application Curves
Figure 29. Transient Response of 0.9-V Output at 12 VIN, Transient is 25 A to 50 A, Step is 25 A at 30 A/μs
Figure 31. Transient Response of 50-A to 25-A Load
at 30 A/μs Fall
Figure 33. Output Ripple and SW Node
of 0.9-V Output at 12 VIN, 0-A Output
Figure 35. 0.6-V Pre-Bias Start Up From Enable,
0.9-V Output at 12 VIN, 0-A Output
Figure 37. Master-Slave 180° Synchronization
Figure 30. Transient Response of 25-A to 50-A Load
at 30 A/μs Rise
Figure 32. Output Ripple and SW Node
of 0.9-V Output at 12 VIN, 50-A Output
Figure 34. Start up from Enable,
0.9-V Output at 12 VIN, 50-A Output
Figure 36. Output Voltage Start-up and Shutdown,
0.9-V Output at 12 VIN, 5-A Output