SLVSH63 February   2023 TLVM13610

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Comparison Table
  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 System Characteristics
    7. 7.7 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  Input Voltage Range (VIN1, VIN2)
      2. 8.3.2  Adjustable Output Voltage (FB)
      3. 8.3.3  Input Capacitors
      4. 8.3.4  Output Capacitors
      5. 8.3.5  Switching Frequency (RT)
      6. 8.3.6  Precision Enable and Input Voltage UVLO (EN)
      7. 8.3.7  Power-Good Monitor (PG)
      8. 8.3.8  Adjustable Switch-Node Slew Rate (RBOOT, CBOOT)
      9. 8.3.9  Bias Supply Regulator (VCC, VLDOIN)
      10. 8.3.10 Overcurrent Protection (OCP)
      11. 8.3.11 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 Shutdown Mode
      2. 8.4.2 Standby Mode
      3. 8.4.3 Active Mode
  9. 9 Applications and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 Design 1 – High-Efficiency 8-A (10-A peak) Synchronous Buck Regulator for Industrial Applications
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Custom Design with WEBENCH® Tools
          2. 9.2.1.2.2 Output Voltage Setpoint
          3. 9.2.1.2.3 Switching Frequency Selection
          4. 9.2.1.2.4 Input Capacitor Selection
          5. 9.2.1.2.5 Output Capacitor Selection
          6. 9.2.1.2.6 Other Connections
        3. 9.2.1.3 Application Curves
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
        1. 9.4.1.1 Thermal Design and Layout
      2. 9.4.2 Layout Example
  10. 10Device and Documentation Support
    1. 10.1 Device Support
      1. 10.1.1 Third-Party Products Disclaimer
      2. 10.1.2 Development Support
        1. 10.1.2.1 Custom Design with WEBENCH® Tools
    2. 10.2 Documentation Support
      1. 10.2.1 Related Documentation
    3. 10.3 Receiving Notification of Documentation Updates
    4. 10.4 Support Resources
    5. 10.5 Trademarks
    6. 10.6 Electrostatic Discharge Caution
    7. 10.7 Glossary
  11. 11Mechanical, Packaging, and Orderable Information

Package Options

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

9.2.1.3 Application Curves

Unless otherwise indicated, VIN = 24 V, VOUT = 5 V, IOUT = 8 A, and FSW = 1 MHz.

VOUT = 5 VFPWM modeFSW = 1 MHz
Figure 9-2 Efficiency for VOUT = 5 V
VOUT = 5 VFPWM modeFSW = 1 MHz
Figure 9-4 Load Regulation for VOUT = 5 V
VIN = 24 VIOUT = 8 AFSW = 1 MHz
Figure 9-6 Start-up
VOUT = 5 VFPWM modeFSW = 1 MHz
TR = TF = 4 µsVIN = 24 VSlew rate = 1 A/µs
Figure 9-8 Load Transient, 0 A to 4 A, 1 A/µs
Default EVMVOUT = 5 V FSW = 1 MHz
Figure 9-10 CISPR 11/32 Class B Conducted Emissions: VIN = 24 V
VOUT = 5 VAuto modeFSW = 1 MHz
Figure 9-3 Efficiency for VOUT = 5 V
VOUT = 5 VAuto modeFSW = 1 MHz
Figure 9-5 Load Regulation for VOUT = 5 V
VOUT = 5 VFPWM modeFSW = 1 MHz
TR= TF = 4 µsVIN = 24 VSlew rate = 1 A/µs
Figure 9-7 Load Transient, 4 A to 8 A, 1 A/µs
VOUT = 5 VFSW = 1 MHz
Figure 9-9 Start-up into Short Circuit
Additional 2 x 10pF CIN with EMI filter removedVOUT = 5 VFSW = 1 MHz
Figure 9-11 CISPR 11 Class B Radiated Emissions: VIN = 24 V