ZHCSJW8D October   2011  – June 2019 LMR10515

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      简化应用
  4. 4 修订历史记录
  5. 5 说明（续）
  6. 6 Pin Configuration and Functions
    1.     Pin Description: 5-Pin SOT-23
    2.     Pin Descriptions 6-Pin WSON
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 Recommended Operating Ratings
    3. 7.3 Electrical Characteristics
    4. 7.4 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 Soft-Start
      2. 8.3.2 Output Overvoltage Protection
      3. 8.3.3 Undervoltage Lockout
      4. 8.3.4 Current Limit
      5. 8.3.5 Thermal Shutdown
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Detailed Design Procedure
        1. 9.2.1.1 Custom Design With WEBENCH® Tools
        2. 9.2.1.2 Inductor Selection
        3. 9.2.1.3 Input Capacitor
        4. 9.2.1.4 Output Capacitor
        5. 9.2.1.5 Catch Diode
        6. 9.2.1.6 Output Voltage
        7. 9.2.1.7 Calculating Efficiency, And Junction Temperature
      2. 9.2.2 Application Curves
      3. 9.2.3 Other System Examples
        1. 9.2.3.1 LMR10510x Design Example 1
        2. 9.2.3.2 Lmr10510X Design Example 2
        3. 9.2.3.3 LMR10510Y Design Example 3
        4. 9.2.3.4 LMR10510Y Design Example 4
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Thermal Definitions
    4. 10.4 WSON Package
  11. 11器件和文档支持
    1. 11.1 器件支持
      1. 11.1.1 开发支持
        1. 11.1.1.1 使用 WEBENCH® 工具创建定制设计
    2. 11.2 接收文档更新通知
    3. 11.3 社区资源
    4. 11.4 商标
    5. 11.5 静电放电警告
    6. 11.6 Glossary
  12. 12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

7.4 Typical Characteristics

Unless stated otherwise, all curves taken at VIN = 5 V with configuration in typical application circuit shown in Figure 15. TJ = 25°C, unless otherwise specified.
LMR10515 30166196.gif
VIN = 5 V VOUT = 1.8 V and 3.3 V
Figure 1. Efficiency vs Load
LMR10515 30166198.gif
VIN = 3.3 V VOUT = 1.8 V
Figure 3. Efficiency vs Load "X and Y"
LMR10515 30166136.gif
Figure 5. Oscillator Frequency vs Temperature - "Y"
LMR10515 30166183.png
Figure 7. RDSON vs Temperature (WSON Package)
LMR10515 30166128.gif
Figure 9. LMR10510X IQ (Quiescent Current)
LMR10515 30166127.gif
Figure 11. VFB vs Temperature
LMR10515 30166157.png
VIN = 5 V VOUT = 1.2 V at 1 A
Figure 13. Phase Plot vs Frequency
LMR10515 30166197.gif
VIN = 5 V VOUT = 1.8 V and 3.3 V
Figure 2. Efficiency vs Load "Y"
LMR10515 30166124.gif
Figure 4. Oscillator Frequency vs Temperature - "X"
LMR10515 30166123.gif
VIN = 3.3 V
Figure 6. Current Limit vs Temperature Vin = 3.3v
LMR10515 30166184.png
Figure 8. RDSON vs Temperature (SOT-23 Package)
LMR10515 30166137.gif
Figure 10. LMR10515Y IQ (Quiescent Current)
LMR10515 30166156.png
VIN = 5 V VOUT = 1.2 V at 1 A
Figure 12. Gain vs Frequency