SNVS727C October   2011  – June 2019 LMR10510

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.      Simplified Application
  4. 4 Revision History
  5. 5 Description, continued
  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 Performance 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. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Development Support
        1. 11.1.1.1 Custom Design With WEBENCH® Tools
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Community Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

7.4 Typical Performance 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.
LMR10510 30165696.gif
VIN = 5 V VOUT = 1.8 V and 3.3 V
Figure 1. Η vs Load "X"
LMR10510 30165698.gif
VIN = 3.3 V VOUT = 1.8 V
Figure 3. Η vs Load "X And Y"
LMR10510 30165636.gif
Figure 5. Oscillator Frequency vs Temperature - "Y"
LMR10510 30165687.png
Figure 7. RDSON vs Temperature (WSON Package)
LMR10510 30165628.gif
Figure 9. LMR10510X IQ (Quiescent Current)
LMR10510 30165627.gif
Figure 11. VFB vs Temperature
LMR10510 30165657.png
VIN = 5 V VOUT = 1.2 V at 1 A
Figure 13. Phase Plot vs Frequency
LMR10510 30165697.gif
VIN = 5 V VOUT = 1.8 V and 3.3 V
Figure 2. Η vs Load "Y"
LMR10510 30165624.gif
Figure 4. Oscillator Frequency vs Temperature - "X"
LMR10510 30165686.gif
VIN = 3.3 V
Figure 6. Current Limit vs Temperature
LMR10510 30165688.png
Figure 8. RDSON vs Temperature (Sot-23 Package)
LMR10510 30165637.gif
Figure 10. LMR10510Y IQ (Quiescent Current)
LMR10510 30165656.png
VIN = 5 V VOUT = 1.2 V at 1 A
Figure 12. Gain vs Frequency