JAJSBM1E November   2011  – October 2021 TPS62150 , TPS62150A , TPS62151 , TPS62152 , TPS62153

PRODUCTION DATA  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings (1)
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
      1. 8.3.1 Enable / Shutdown (EN)
      2. 8.3.2 Soft Start or Tracking (SS/TR)
      3. 8.3.3 Power Good (PG)
      4. 8.3.4 Pin-Selectable Output Voltage (DEF)
      5. 8.3.5 Frequency Selection (FSW)
      6. 8.3.6 Undervoltage Lockout (UVLO)
      7. 8.3.7 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 Pulse-Width Modulation (PWM) Operation
      2. 8.4.2 Power-Save Mode Operation
      3. 8.4.3 100% Duty-Cycle Operation
      4. 8.4.4 Current-Limit and Short-Circuit Protection
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Programming the Output Voltage
        2. 9.2.2.2 External Component Selection
          1. 9.2.2.2.1 Inductor Selection
          2. 9.2.2.2.2 Capacitor Selection
            1. 9.2.2.2.2.1 Output Capacitor
            2. 9.2.2.2.2.2 Input Capacitor
            3. 9.2.2.2.2.3 Soft-Start Capacitor
        3. 9.2.2.3 Tracking Function
        4. 9.2.2.4 Output Filter and Loop Stability
      3. 9.2.3 Application Curves
    3. 9.3 System Examples
      1. 9.3.1 LED Power Supply
      2. 9.3.2 Active Output Discharge
      3. 9.3.3 Inverting Power Supply
      4. 9.3.4 Various Output Voltages
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
      1. 11.2.1 Thermal Considerations
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 Receiving Notification of Documentation Updates
    4. 12.4 サポート・リソース
    5. 12.5 Trademarks
    6. 12.6 Electrostatic Discharge Caution
    7. 12.7 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

9.2.3 Application Curves

VIN= 12 V, VOUT = 3.3 V, TA = 25°C, (unless otherwise noted)

GUID-B412700B-84FD-48E4-B401-376CA827761F-low.gif
VOUT = 5 V
Figure 9-4 Efficiency With 1.25 MHz
GUID-E99F2D6E-E688-4287-8A4B-3D577F9CAA9A-low.gif
VOUT = 5 V
Figure 9-6 Efficiency With 2.5 MHz
GUID-C34FFD85-FA03-4D14-8950-7342C9308D03-low.gif
VOUT = 3.3 V
Figure 9-8 Efficiency With 1.25 MHz
GUID-25DB6608-B6DD-4D79-9D18-2ACE22507387-low.gif
VOUT = 3.3 V
Figure 9-10 Efficiency With 2.5 MHz
GUID-706B1BB4-B641-4F3A-BE5F-9F333BD3B92B-low.gif
VOUT = 1.8 V
Figure 9-12 Efficiency With 1.25 MHz
GUID-17B17F8C-9FFF-4970-91B8-1071BC3DA3A0-low.gif
VOUT = 0.9 V
Figure 9-14 Efficiency With 1.25 MHz
GUID-B1000FF8-AAF5-4CB5-8542-CB930AEC6922-low.gifFigure 9-16 Output Voltage Accuracy (Load Regulation)
GUID-DD5515D9-12F3-48B7-9ADC-59C61C1870D7-low.png
FSW = low VOUT = 5 V
Figure 9-18 Switching Frequency vs Input Voltage
GUID-859D42CB-1214-4F30-8C60-EF45F96229AC-low.png
FSW = low VOUT = 3.3 V
Figure 9-20 Switching Frequency vs Input Voltage
GUID-45BC1B1E-1813-420B-8838-A8AAAE8576F9-low.png
FSW = low VOUT = 1.8 V
Figure 9-22 Switching Frequency vs Input Voltage
GUID-5ECAE3DB-6369-4B0C-8A36-481313D76D63-low.png
FSW = low VOUT = 1 V
Figure 9-24 Switching Frequency vs Input Voltage
GUID-FA048022-3166-4B67-B095-CED3EDE8F4C1-low.gifFigure 9-26 Output Voltage Ripple
GUID-15085E68-2624-4189-B009-916C42515E69-low.png
IOUT = 1 A fSW= 2.5 MHz
Figure 9-28 Power-Supply Rejection Ratio
GUID-57F4086E-89A7-41CD-865C-D41A12C50999-low.gifFigure 9-30 PWM-to-PSM Transition
GUID-0668759C-E272-4562-9A30-60A51EF4F567-low.gifFigure 9-32 Load Transient Response, Rising Edge
GUID-D634E9A5-24E6-495E-8A32-A67B32F1ECD5-low.gifFigure 9-34 Start-Up Into 100 mA
GUID-BCF77E13-4348-4E42-8762-2CF78B80AA23-low.gif
IOUT = 1 A
Figure 9-36 Typical Operation in PWM Mode
GUID-D664C74F-47F9-4B12-A232-4AB4C4130430-low.gif
VOUT = 5 V
Figure 9-5 Efficiency With 1.25 MHz
GUID-CB6CFDDB-CA4D-4C7E-BA0D-E103F53B2B60-low.gif
VOUT = 5 V
Figure 9-7 Efficiency With 2.5 MHz
GUID-6E68D7CF-D68D-4D7D-8700-D83F704F8B49-low.gif
VOUT = 3.3 V
Figure 9-9 Efficiency With 1.25 MHz
GUID-47360317-F8E2-44D6-A2B9-3D7218BDC424-low.gif
VOUT = 3.3 V
Figure 9-11 Efficiency With 2.5 MHz
GUID-8CFCC3B4-486D-453F-8088-879973343D8C-low.gif
VOUT = 1.8 V
Figure 9-13 Efficiency With 1.25 MHz
GUID-CE37473A-6E65-4161-A18C-6D20A36F6B3C-low.gif
VOUT = 0.9 V
Figure 9-15 Efficiency With 1.25 MHz
GUID-7D59473E-0368-4A79-BFAE-D695EB4E8C2C-low.gifFigure 9-17 Output Voltage Accuracy (Line Regulation)
GUID-DA749652-5E51-4BEA-BFF9-D562674EE1A1-low.png
FSW = low VOUT = 0.9 V
Figure 9-19 Switching Frequency vs Output Current
GUID-79734336-4E92-4DFD-B86E-CDD900C309D7-low.png
FSW = low VOUT = 3.3 V
Figure 9-21 Switching Frequency vs Output Current
GUID-F11D4E77-6876-49A2-A436-924A89533F3B-low.png
FSW = low VOUT = 1.8 V
Figure 9-23 Switching Frequency vs Output Current
GUID-C3550C51-C57D-4AC4-AC93-9BA98EC1FCBE-low.png
FSW = low VOUT = 1 V
Figure 9-25 Switching Frequency vs Output Current
GUID-3D716A46-58BB-4838-928E-6C52D5136C2D-low.gifFigure 9-27 Maximum Output Current
GUID-3C8EEB83-B4C2-4C26-8805-0D4CB270ADA8-low.png
IOUT = 0.1 A fSW = 2.5 MHz
Figure 9-29 Power-Supply Rejection Ratio
GUID-71F09D11-A168-4A1A-A545-F4E3203C1F62-low.gifFigure 9-31 Load Transient Response
GUID-8C8F58F3-F841-454A-A03E-1DC34C8AF065-low.gifFigure 9-33 Load Transient Response, Falling Edge
GUID-FA5C4F2C-3ED3-4A26-9705-B589F95066F6-low.gifFigure 9-35 Start-Up Into 1 A
GUID-B49DC1E6-5CE4-431F-8A57-3CD4831BFE0C-low.gif
IOUT = 10 mA
Figure 9-37 Typical Operation in Power-Save Mode