SLVSEW1B April   2019  – April 2019 TPS566235

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.      Typical Application
      2.      Efficiency vs Output Current Eco-mode
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 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 PWM Operation and D-CAP3 Control
      2. 7.3.2 Power Good
      3. 7.3.3 Soft Start and Pre-Biased Soft Start
      4. 7.3.4 Over current Protection and Undervoltage Protection
      5. 7.3.5 Over Voltage Protection
      6. 7.3.6 UVLO Protection
      7. 7.3.7 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Light Load Operation
      2. 7.4.2 MODE Pin Configuration
      3. 7.4.3 Advanced Eco-Mode Control
      4. 7.4.4 Out-Of-Audio Mode
      5. 7.4.5 Force CCM Mode
      6. 7.4.6 Standby Operation
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Custom Design With WEBENCH® Tools
        2. 8.2.2.2 Inductor Selection
        3. 8.2.2.3 Output Capacitor Selection
        4. 8.2.2.4 Input Capacitor Selection
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Third-Party Products Disclaimer
      2. 11.1.2 Development Support
        1. 11.1.2.1 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
    1. 12.1 Package Option Addendum
      1. 12.1.1 Packaging Information
      2. 12.1.2 Tape and Reel Information

6.6 Typical Characteristics

TJ=-40oC to 125oC, VIN=12V(unless otherwise noted)
TPS566235 D002-SupplyCurrent.gif
VEN = 5 V
Figure 1. Supply Current vs Junction Temperature
TPS566235 D004-VFBFeedbacvkVoltage.gif
1.
Figure 3. Feedback Voltage vs Junction Temperature
TPS566235 D006-ENOffVoltage.gif
1.
Figure 5. Enable Off Voltage vs Junction Temperature
TPS566235 D008-Low-SideRDS(on).gif
1.
Figure 7. Low-Side RDS(on) vs Junction Temperature
TPS566235 D010-UVPThreshold.gif
1.
Figure 9. UVP Threshold vs Junction Temperature
TPS566235 D012-Soft-startTime.gif
1.
Figure 11. Soft-Start Time vs Junction Temperature
TPS566235 D003-ShutdownCurrent.gif
VEN = 0 V
Figure 2. Shutdown Current vs Temperature
TPS566235 D005-ENOnVoltage.gif
1.
Figure 4. Enable On Voltage vs Junction Temperature
TPS566235 D007-High-SideRDS(on).gif
1.
Figure 6. High-Side RDS(on) vs Junction Temperature
TPS566235 D009-OVPThreshold.gif
1.
Figure 8. OVP Threshold vs Junction Temperature
TPS566235 D011-ValleyCurrentLimit.gif
1.
Figure 10. Valley Current Limit vs Junction Temperature
TPS566235 D013-EfficiencyPSM.gif
1.
Figure 12. Efficiency, Eco-mode
TPS566235 D014-EfficiencyFCCM.gif
1.
Figure 14. Efficiency, FCCM
TPS566235 D017-FswOOA.gif
1.
Figure 16. Switching Frequency vs Output Load, OOA-mode
TPS566235 D015-EfficiencyOOA.gif
1.
Figure 13. Efficiency, OOA-mode
TPS566235 D023-EfficiencyPSM.gif
1.
Figure 15. Switching Frequency vs Output Load, Eco-mode
TPS566235 D018-FswFCCM.gif
1.
Figure 17. Switching Frequency vs Output Load, FCCM