ZHCS518E April   1998  – June 2019 LM2588

PRODUCTION DATA.  

  1. 特性
  2. 典型 应用
  3. 说明
    1.     Device Images
      1.      反激式稳压器
  4. 修订历史记录
  5. Pin Configurations
  6. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Ratings
    4. 6.4 Electrical Characteristics: 3.3 V
    5. 6.5 Electrical Characteristics: 5 V
    6. 6.6 Electrical Characteristics: 12 V
    7. 6.7 Electrical Characteristics: Adjustable
    8. 6.8 Electrical Characteristics: All Output Voltage Versions
    9. 6.9 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Flyback Regulator Operation
      2. 7.3.2 Step-Up (Boost) Regulator Operation
      3. 7.3.3 Shutdown Control
      4. 7.3.4 Frequency Adjustment
      5. 7.3.5 Frequency Synchronization
      6. 7.3.6 Programming Output Voltage (Selecting R1 And R2)
      7. 7.3.7 Short-Circuit Condition
  8. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Typical Flyback Regulator Applications
        1. 8.2.1.1 Design Requirements
          1. 8.2.1.1.1 Transformer Selection (T)
          2. 8.2.1.1.2 Transformer Footprints
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 Custom Design With WEBENCH® Tools
          2. 8.2.1.2.2 Flyback Regulator Input Capacitors
          3. 8.2.1.2.3 Switch Voltage Limits
          4. 8.2.1.2.4 Output Voltage Limitations
          5. 8.2.1.2.5 Noisy Input Line Condition
          6. 8.2.1.2.6 Stability
      2. 8.2.2 Typical Boost Regulator Applications
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
    3. 8.3 System Examples
      1. 8.3.1 Test Circuits
  9. Layout
    1. 9.1 Layout Guidelines
    2. 9.2 Layout Example
    3. 9.3 Heat Sink/Thermal Considerations
  10. 10器件和文档支持
    1. 10.1 器件支持
      1. 10.1.1 第三方米6体育平台手机版_好二三四免责声明
      2. 10.1.2 开发支持
        1. 10.1.2.1 使用 WEBENCH® 工具创建定制设计
    2. 10.2 接收文档更新通知
    3. 10.3 社区资源
    4. 10.4 商标
    5. 10.5 静电放电警告
    6. 10.6 Glossary
  11. 11机械、封装和可订购信息

封装选项

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

Typical Characteristics

LM2588 01242002.png
Figure 1. Supply Current vs Temperature
LM2588 01242004.png
Figure 3. ΔReference Voltage vs Supply Voltage
LM2588 01242006.png
Figure 5. Current Limit vs Temperature
LM2588 01242008.png
Figure 7. Switch Saturation Voltage vs Temperature
LM2588 01242010.png
Figure 9. Oscillator Frequency vs Temperature
LM2588 01242012.png
Figure 11. Error Amp Voltage Gain vs Temperature
LM2588 01242014.png
Figure 13. Shutdown Supply Current vs Temperature
LM2588 01242016.png
Figure 15. Oscillator Frequency vs Resistance
LM2588 01242003.png
Figure 2. Reference Voltage vs Temperature
LM2588 01242005.png
Figure 4. Supply Current vs Switch Current
LM2588 01242007.png
Figure 6. Feedback Pin Bias Current vs Temperature
LM2588 01242009.png
Figure 8. Switch Transconductance vs Temperature
LM2588 01242011.png
Figure 10. Error Amp Transconductance vs Temperature
LM2588 01242013.png
Figure 12. Short Circuit Frequency vs Temperature
LM2588 01242015.png
Figure 14. ON /Off Pin Current vs Voltage