ZHCSHU0C March   2018  – October 2021 LM51501-Q1

PRODUCTION DATA  

1. 1 特性
2. 2 應用
3. 3 說明
4. 4 Revision History
5. 5 Device Comparison Table
6. 6 Pin Configuration and 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 Typical Characteristics
8. 8 Detailed Description
   1. 8.1 Overview
   2. 8.2 Functional Block Diagram
   3. 8.3 Feature Description
      1. 8.3.1  Enable (EN Pin)
      2. 8.3.2  High Voltage VCC Regulator (PVCC, AVCC Pin)
      3. 8.3.3  Power-On Voltage Selection (VSET Pin)
      4. 8.3.4  Switching Frequency (RT Pin)
      5. 8.3.5  Clock Synchronization (SYNC Pin in SS Configuration)
      6. 8.3.6  Current Sense, Slope Compensation, and PWM (CS Pin)
      7. 8.3.7  Current Limit (CS Pin)
      8. 8.3.8  Feedback and Error Amplifier (COMP Pin)
      9. 8.3.9  Automatic Wake-Up and Standby
      10. 8.3.10 Boost Status Indicator (STATUS Pin)
      11. 8.3.11 Maximum Duty Cycle Limit and Minimum Input Supply Voltage
      12. 8.3.12 MOSFET Driver (LO Pin)
      13. 8.3.13 Thermal Shutdown
   4. 8.4 Device Functional Modes
      1. 8.4.1 Shutdown Mode
      2. 8.4.2 Standby Mode
      3. 8.4.3 Wake-Up Mode
         1. 8.4.3.1 Start-Stop Configuration (SS Configuration)
         2. 8.4.3.2 Emergency-Call Configuration (EC Configuration)
9. 9 Application and Implementation
   1. 9.1 Application Information
      1. 9.1.1 Bypass Switch / Disconnection Switch Control
      2. 9.1.2 Loop Response
   2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
         1. 9.2.2.1  Custom Design With WEBENCH? Tools
         2. 9.2.2.2  RSET Resistor
         3. 9.2.2.3  RT Resistor
         4. 9.2.2.4  Inductor Selection (LM)
         5. 9.2.2.5  Current Sense (RS)
         6. 9.2.2.6  Slope Compensation Ramp (RSL)
         7. 9.2.2.7  Output Capacitor (COUT)
         8. 9.2.2.8  Loop Compensation Component Selection and Maximum ESR
         9. 9.2.2.9  PVCC Capacitor, AVCC Capacitor, and AVCC Resistor
         10. 9.2.2.10 VOUT Filter (CVOUT, RVOUT)
         11. 9.2.2.11 Input Capacitor
         12. 9.2.2.12 MOSFET Selection
         13. 9.2.2.13 Diode Selection
         14. 9.2.2.14 Efficiency Estimation
      3. 9.2.3 Application Curves
   3. 9.3 System Examples
      1. 9.3.1 Lower Standby Threshold in SS Configuration
      2. 9.3.2 Dithering Using Dither Enabled Device
      3. 9.3.3 Clock Synchronization With LM5140
      4. 9.3.4 Dynamic Frequency Change
      5. 9.3.5 Dithering Using an External Clock
10. 10Power Supply Recommendations
11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
12. 12Device and Documentation Support
    1. 12.1 Device Support
       1. 12.1.1 第三方產(chǎn)品免責聲明
       2. 12.1.2 Development Support
          1. 12.1.2.1 Custom Design With WEBENCH? Tools
    2. 12.2 接收文檔更新通知
    3. 12.3 支持資源
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 術語表
13. 13Mechanical, Packaging, and Orderable Information