SLUSDN8 March   2021 TPS62865 , TPS62867

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Options
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    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 Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Power Save Mode
      2. 8.3.2 Forced PWM Mode
      3. 8.3.3 100% Duty Cycle Mode Operation
      4. 8.3.4 Soft Start
      5. 8.3.5 Switch Current Limit and HICCUP Short-Circuit Protection
      6. 8.3.6 Undervoltage Lockout
      7. 8.3.7 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 Enable and Disable (EN)
      2. 8.4.2 Power Good (PG)
      3. 8.4.3 Voltage Setting and Mode Selection (VSET/MODE)
  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 Custom Design With WEBENCH® Tools
        2. 9.2.2.2 Setting The Output Voltage
        3. 9.2.2.3 Output Filter Design
        4. 9.2.2.4 Inductor Selection
        5. 9.2.2.5 Capacitor Selection
      3. 9.2.3 Application Curves
  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. 12.1.2 Development Support
        1. 12.1.2.1 Custom Design With WEBENCH® Tools
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

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

9.2.3 Application Curves

VIN = 5.0 V, VOUT = 0.9 V, TA = 25 °C, BOM = Table 9-2, unless otherwise noted.
VIN = 5.0 V, VOUT = 0.9 V, TA = 25 °C, BOM = Table 9-2, unless otherwise noted.
GUID-C5B68E0A-4AEC-428E-A574-6A29C496B02C-low.svg
VOUT = 0.6 V
Figure 9-2 Efficiency. VIN = 5.0 V, VOUT = 0.9 V, TA = 25 °C, BOM = Table 9-2, unless otherwise noted.

GUID-0AE5EBF4-2349-4A26-A3A5-281E0EBD89B2-low.svg
VOUT = 0.9 V
Figure 9-4 Efficiency

GUID-12884FBE-D1FF-4A8A-8EAD-D77D41C01DCF-low.svg
VOUT = 1.2 V
Figure 9-6 Efficiency

GUID-D401A3B6-672B-4A1E-B4A4-B9CE7352FAB4-low.svg
VOUT = 1.8 V
Figure 9-8 Efficiency

GUID-7F3C56FC-3DE9-477D-B082-07317906E897-low.svg
VOUT = 2.5 V
Figure 9-10 Efficiency

GUID-C127B8FF-349F-45B5-A858-8802E2E74511-low.svg
VOUT = 3.3 V
Figure 9-12 Efficiency

GUID-B8DA45E2-4C70-48A4-B6C1-3B2567661CAC-low.svg
VIN = 5 V
Figure 9-14 Switching Frequency

GUID-B48228C4-E559-444D-B12F-906C160C01AD-low.png
IOUT = 6 A
Figure 9-16 PWM Operation

GUID-A6E09919-F390-4A6C-826D-EE4314199430-low.png
IOUT = 0.1 A
Figure 9-18 Forced-PWM Operation

GUID-B04CEE98-6419-41FE-A4CD-73457BD12001-low.png
IOUT = 0.6 A to 5.4 A
Figure 9-20 Load Transient - PWM Operation

GUID-6529F83D-9D02-414E-B6E6-D8A4BB7C851F-low.png
IOUT = 1 A
Figure 9-22 HICCUP Short Circuit Protection

GUID-3A2563D9-6D0B-44D7-ABD5-E228DA61AE21-low.svg
VOUT = 0.6 V
Figure 9-3 Load Regulation

GUID-B482C26C-DED9-471C-9695-1AB400B9F95B-low.svg
VOUT = 0.9 V
Figure 9-5 Load Regulation

GUID-2A0CE873-5519-4A98-982C-7136588DBE41-low.svg
VOUT = 1.2 V
Figure 9-7 Load Regulation

GUID-5B6C68EE-A07E-4D15-B877-FEF6937234F9-low.svg
VOUT = 1.8 V
Figure 9-9 Load Regulation

GUID-3AD38449-5BB3-4A99-93C7-4895F284C57B-low.svg
VOUT = 2.5 V
Figure 9-11 Load Regulation

GUID-81C3FC4C-AA1D-4A21-97FC-DD9D0D41F2C9-low.svg
VOUT = 3.3 V
Figure 9-13 Load Regulation

GUID-6AE1EF24-9703-431D-88AB-526238DE16C9-low.svg
IOUT = 1 A
Figure 9-15 Switching Frequency

GUID-6FD0FDDE-7CFD-4320-B334-62BC02086308-low.png
IOUT = 0.1 A
Figure 9-17 PSM Operation

GUID-D53DE464-DEAB-4BEF-B4BD-3E6756718473-low.png
No Load
Figure 9-19 Startup with No-Load

GUID-379A4FC0-7B1C-495F-BDC9-4EBFDA5DEB54-low.png
IOUT = 0.6 A to 5.4 A
Figure 9-21 Load Transient - PSM Operation