ZHCSKV4 February   2020 LM60430 , LM60440

ADVANCE INFORMATION for pre-production products; subject to change without notice.  

1. 1 特性
2. 2 應(yīng)用
3. 3 說明
   1.     Device Images
      1.      簡化原理圖
      2.      效率與輸出電流間的關(guān)系 VOUT = 5V，400kHz
4. 4 修訂歷史記錄
5. 5 Device Comparison Table
6. 6 Pin Configuration and Functions
   1.     Pin Functions
7. 7 Specifications
   1. 7.1 Absolute Maximum Ratings
   2. 7.2 ESD Ratings
   3. 7.3 Recommended Operating Conditions
   4. 7.4 Thermal Information
   5. 7.5 Electrical Characteristics
   6. 7.6 Timing Characteristics
   7. 7.7 System Characteristics
8. 8 Detailed Description
   1. 8.1 Overview
   2. 8.2 Functional Block Diagram
   3. 8.3 Feature Description
      1. 8.3.1 Power-Good Flag Output
      2. 8.3.2 Enable and Start-up
      3. 8.3.3 Current Limit and Short Circuit
      4. 8.3.4 Undervoltage Lockout and Thermal Shutdown
   4. 8.4 Device Functional Modes
      1. 8.4.1 Auto Mode
      2. 8.4.2 Dropout
      3. 8.4.3 Minimum Switch On-Time
9. 9 Application and Implementation
   1. 9.1 Application Information
   2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
         1. 9.2.2.1  Choosing the Switching Frequency
         2. 9.2.2.2  Setting the Output Voltage
         3. 9.2.2.3  Inductor Selection
         4. 9.2.2.4  Output Capacitor Selection
         5. 9.2.2.5  Input Capacitor Selection
         6. 9.2.2.6  CBOOT
         7. 9.2.2.7  VCC
         8. 9.2.2.8  CFF Selection
         9. 9.2.2.9  External UVLO
         10. 9.2.2.10 Maximum Ambient Temperature
      3. 9.2.3 Application Curves
   3. 9.3 EMI
   4. 9.4 What to Do and What Not to Do
10. 10Power Supply Recommendations
11. 11Layout
    1. 11.1 Layout Guidelines
       1. 11.1.1 Ground and Thermal Considerations
    2. 11.2 Layout Example
12. 12器件和文檔支持
    1. 12.1 器件支持
       1. 12.1.1 開發(fā)支持
          1. 12.1.1.1 使用 WEBENCH® 工具創(chuàng)建定制設(shè)計(jì)方案
    2. 12.2 文檔支持
       1. 12.2.1 相關(guān)文檔
    3. 12.3 接收文檔更新通知
    4. 12.4 支持資源
    5. 12.5 商標(biāo)
    6. 12.6 靜電放電警告
    7. 12.7 Glossary
13. 13機(jī)械、封裝和可訂購信息