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

Package Options

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

8.2.3 Application Curves

Figure 20 through Figure 35 applies to the circuit of Figure 19. VIN = 12 V, TJ = 25°C (unless otherwise specified)

TPS566235 D001-EfficiencyPSM.gif
1.
Figure 20. Efficiency Curve
TPS566235 D022-FswPSMvsVIN.gif
1.
IOUT = 6 A
Figure 22. Switching Frequency vs Input Voltage
TPS566235 D020-Lineregulation0.gif
1.
Figure 24. Line Regulation, IOUT = 0.1 A
TPS566235 fbd-06-slvsew1.gif
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Figure 26. Start-Up Through EN, IOUT = 3 A
TPS566235 fbd-08-slvsew1.gif
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Figure 28. Start Up Relative to VIN Rising, IOUT = 3 A
TPS566235 fbd-04-slvsew1.gif
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Figure 30. Output Voltage Ripple, IOUT = 0.01 A
TPS566235 fbd-10-slvsew1.gif
1.
Slew Rate=2.5A/µs
Figure 32. Transient Response, 0.6 A to 5.4 A
TPS566235 fbd-12-slvsew1.gif
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Figure 34. Normal Operation to Output Hard Short
TPS566235 D019-LoadregulationPSM.gif
1.
Figure 21. Load Regulation
TPS566235 D016-FswPSM.gif
1.
Figure 23. Switching Frequency vs Output Load
TPS566235 D021-Lineregulation6.gif
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Figure 25. Line Regulation, IOUT = 6 A
TPS566235 fbd-07-slvsew1.gif
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Figure 27. Shut-down Through EN, IOUT = 3 A
TPS566235 fbd-09-slvsew1.gif
Figure 29. Start Up Relative to VIN Falling, IOUT = 3 A
TPS566235 fbd-05-slvsew1.gif
1.
Figure 31. Output Voltage Ripple, IOUT = 6 A
TPS566235 fbd-11-slvsew1.gif
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Slew Rate=2.5A/µs
Figure 33. Transient Response, 0 A to 6 A
TPS566235 fbd-13-slvsew1.gif
1.
Figure 35. Output Hard Short Hiccup