SLUSDE4A August   2019  – August 2019 TPS56C230

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.      Simplified Schematic
      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  Soft Start
      3. 7.3.3  Large Duty Operation
      4. 7.3.4  Power Good
      5. 7.3.5  Overcurrent Protection and Undervoltage Protection
      6. 7.3.6  Overvoltage Protection
      7. 7.3.7  Out-of-Bounds Operation
      8. 7.3.8  UVLO Protection
      9. 7.3.9  Output Voltage Discharge
      10. 7.3.10 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Light Load Operation
      2. 7.4.2 Eco-mode Control
      3. 7.4.3 Force CCM
      4. 7.4.4 Mode Selection
      5. 7.4.5 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 Output Voltage Set Point
        3. 8.2.2.3 MODE Selection
        4. 8.2.2.4 Inductor Selection
        5. 8.2.2.5 Output Capacitor Selection
        6. 8.2.2.6 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

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • RJE|20
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6.6 Typical Characteristics

TPS56C230 D001-SupplyCurrent.gif
VEN = 5 V
Figure 1. Supply Current vs Junction Temperature
TPS56C230 D003-VFB.gif
1.
Figure 3. Feedback Voltage vs Junction Temperature
TPS56C230 D005-ENoff.gif
1.
Figure 5. Enable Off Voltage vs Junction Temperature
TPS56C230 D007-RDSL.gif
1.
Figure 7. Low-Side RDS(on) vs Junction Temperature
TPS56C230 D009-UVP.gif
1.
Figure 9. UVP Threshold vs Junction Temperature
TPS56C230 D011-OC.gif
1.
Figure 11. Valley Current Limit vs Junction Temperature
TPS56C230 D013-EfficiencyEco.gif
1.
Figure 13. Efficiency vs Load Current, Eco-mode
TPS56C230 D017-FswEco.gif
1.
Figure 15. Switching Frequency vs Load Current, Eco-mode
TPS56C230 D002-ShutdownCurrent.gif
VEN = 0 V
Figure 2. Shutdown Current vs Temperature
TPS56C230 D004-EN.gif
1.
Figure 4. Enable On Voltage vs Junction Temperature
TPS56C230 D006-RDSH.gif
1.
Figure 6. High-Side RDS(on) vs Junction Temperature
TPS56C230 D008-OVP.gif
1.
Figure 8. OVP Threshold vs Junction Temperature
TPS56C230 D010-DischargeR.gif
1.
Figure 10. Discharge Resistor vs Junction Temperature
TPS56C230 D012-SSTime.gif
1.
Figure 12. Soft-Start Time vs Junction Temperature
TPS56C230 D014-EfficiencyFccm.gif
1.
Figure 14. Efficiency vs Load Current, FCCM
TPS56C230 D018-FswFccm.gif
1.
Figure 16. Switching Frequency vs Load Current, FCCM