SNVS344B March   2005  – December 2014 LM5032

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Line Undervoltage Lock Out, UVLO, Shutdown
      2. 7.3.2  Startup Regulator, VIN, VCC
      3. 7.3.3  Drivers Off, VCC Disable
      4. 7.3.4  Oscillator
      5. 7.3.5  PWM Comparator/Slope Compensation
      6. 7.3.6  Cycle-by-Cycle Current Limit
      7. 7.3.7  Hiccup Mode Current Limit Restart
      8. 7.3.8  Soft-Start
      9. 7.3.9  Output Duty Cycle
      10. 7.3.10 Driver Outputs
      11. 7.3.11 Thermal Shutdown
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1  VIN
      2. 8.1.2  For Applications > 100 V
      3. 8.1.3  UVLO
      4. 8.1.4  VCC
      5. 8.1.5  Oscillator, Sync Input
      6. 8.1.6  Voltage Feedback, COMP1, COMP2
      7. 8.1.7  Current Sense, CS1, CS2
      8. 8.1.8  Hiccup Mode Current Limit Restart
      9. 8.1.9  Soft-Start
      10. 8.1.10 Line Voltage Dependent Maximum Duty Cycle
      11. 8.1.11 User Defined Max Duty Cycle
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Oscillator Frequency and Maximum Duty Cycle
        2. 8.2.2.2 Power Stage Design
          1. 8.2.2.2.1 Boost Inductor Selection
          2. 8.2.2.2.2 Output Capacitor Selection
          3. 8.2.2.2.3 Boost MOSFET Selection
          4. 8.2.2.2.4 Boost Diode Selection
        3. 8.2.2.3 UVLO Setting
        4. 8.2.2.4 VIN, VCC, Startup
        5. 8.2.2.5 Soft-Start and Overload
        6. 8.2.2.6 Current Sense
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Trademarks
    2. 11.2 Electrostatic Discharge Caution
    3. 11.3 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

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机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

12 Mechanical, Packaging, and Orderable Information

The following pages include mechanical, packaging, and orderable information. This information is the most current data available for the designated devices. This data is subject to change without notice and revision of this document. For browser-based versions of this data sheet, refer to the left-hand navigation.
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