ZHCSA22C October   2011  – June 2019 LMR10520

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      典型应用
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
    1.     Pin Descriptions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 Recommended Operating Ratings
    3. 6.3 Electrical Characteristics
    4. 6.4 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 Soft-Start
      2. 7.3.2 Output Overvoltage Protection
      3. 7.3.3 Undervoltage Lockout
      4. 7.3.4 Current Limit
      5. 7.3.5 Thermal Shutdown
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Detailed Design Procedure
        1. 8.2.1.1 Custom Design With WEBENCH® Tools
        2. 8.2.1.2 Inductor Selection
        3. 8.2.1.3 Input Capacitor
        4. 8.2.1.4 Output Capacitor
        5. 8.2.1.5 Catch Diode
        6. 8.2.1.6 Output Voltage
        7. 8.2.1.7 Calculating Efficiency and Junction Temperature
      2. 8.2.2 Application Curves
      3. 8.2.3 Other System Examples
        1. 8.2.3.1 LMR10520X Design Example 1
        2. 8.2.3.2 LMR10510X Design Example 2
        3. 8.2.3.3 LMR10510Y Design Example 3
        4. 8.2.3.4 LMR10510Y Design Example 4
  9. 9 Layout
    1. 9.1 Layout Guidelines
    2. 9.2 Layout Example
    3. 9.3 Thermal Definitions
    4. 9.4 WSON Package
  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

6.4 Typical Characteristics

Unless stated otherwise, all curves taken at VIN = 5 V with configuration in typical application circuit shown in Figure 14.
TJ = 25°C, unless otherwise specified.
LMR10520 30166396.gif
VIN = 5 V VOUT = 1.8 V and 3.3 V
Figure 1. Efficiency vs Load "X"
LMR10520 30166398.gif
VIN = 3.3 V VOUT = 1.8 V
Figure 3. Efficiency vs Load "X" and "Y"
LMR10520 30166336.gif
Figure 5. Oscillator Frequency vs Temperature - "Y"
LMR10520 30166388.png
Figure 7. RDSON vs Temperature
LMR10520 30166337.gif
Figure 9. LMR10520Y IQ (Quiescent Current)
LMR10520 30166356.png
VIN = 5 V VOUT = 1.2 V at 1 A
Figure 11. Gain vs Frequency
LMR10520 30166397.gif
VIN = 5 V VOUT = 1.8 V and 3.3 V
Figure 2. Efficiency vs Load "Y"
LMR10520 30166324.gif
Figure 4. Oscillator Frequency vs Temperature - "X"
LMR10520 30166386.gif
VIN = 3.3 V
Figure 6. Current Limit vs Temperature
LMR10520 30166328.gif
Figure 8. LMR10520X IQ (Quiescent Current)
LMR10520 30166327.gif
Figure 10. VFB vs Temperature
LMR10520 30166357.png
VIN = 5 V VOUT = 1.2 V at 1 A
Figure 12. Phase Plot vs Frequency
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