SNVSBT8 March   2021 TPSM13604H

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and 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
      1. 7.1.1 COT Control Circuit Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Output Overvoltage Comparator
      2. 7.3.2 Current Limit
      3. 7.3.3 Thermal Protection
      4. 7.3.4 Zero Coil Current Detection
      5. 7.3.5 Prebiased Start-up
    4. 7.4 Device Functional Modes
      1. 7.4.1 Discontinuous Conduction and Continuous Conduction Modes
  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 Design Steps for the TPSM13604 Application
          1. 8.2.2.1.1 Enable Divider, RENT, and RENB Selection
          2. 8.2.2.1.2 Output Voltage Selection
          3. 8.2.2.1.3 Soft-Start Capacitor, CSS, Selection
          4. 8.2.2.1.4 Output Capacitor, CO, Selection
            1. 8.2.2.1.4.1 Capacitance
            2. 8.2.2.1.4.2 ESR
          5. 8.2.2.1.5 Input Capacitor, CIN, Selection
          6. 8.2.2.1.6 ON-Time, RON, Resistor Selection
            1. 8.2.2.1.6.1 Discontinuous Conduction and Continuous Conduction Mode Selection
      3. 8.2.3 Application Curve
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
      1. 10.1.1 Power Module SMT Guidelines
    2. 10.2 Layout Example
      1. 10.2.1 Power Dissipation and Board Thermal Requirements
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Third-Party Products Disclaimer
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 Receiving Notification of Documentation Updates
    4. 11.4 Support Resources
    5. 11.5 Trademarks
    6. 11.6 Glossary
    7. 11.7 Electrostatic Discharge Caution
  12. 12Mechanical, Packaging, and Orderable Information

6.6 Typical Characteristics

FSW = 300 kHz; Cin = 10-μF, X7R ceramic; CO = 47 µF; TA = 25°C (unless otherwise specified)

GUID-20210309-CA0I-CLB5-TLSV-SBRTTFCPLZZ8-low.gifFigure 6-1 Efficiency VOUT = 3.3 V, TA = 25°C
GUID-20210309-CA0I-82K3-KC9R-XQVR8QRJ3DJ4-low.gifFigure 6-3 Efficiency VOUT = 5.0 V, TA = 25°C
GUID-20210309-CA0I-SR2F-BLWS-HTZHQF6NJC2F-low.gifFigure 6-5 Efficiency VOUT = 9.0 V, TA = 25°C
GUID-20210309-CA0I-MDWP-QKDQ-WZTLWFT63VLB-low.gifFigure 6-7 Efficiency VOUT = 12 V, TA = 25°C
GUID-20210309-CA0I-64QJ-W7RV-DDGM2KS59FZF-low.gifFigure 6-9 Efficiency VOUT = 16 V, TA = 25°C
GUID-74F04CDA-14D3-497B-A5C9-06C9C67A22F2-low.gifFigure 6-11 Line and Load Regulation VOUT = 9.5 V, TA = 25°C
GUID-008B0782-9E1A-42BA-A071-F08E1CAF3178-low.jpgFigure 6-13 Output Ripple VIN = 12 V, VOUT = 9.0 V, IOUT = 4 A, Ceramic COUT, BW = 200 MHz
GUID-9CF51B29-C658-4E70-B1D6-26BF49A8D256-low.jpgFigure 6-15 Load Transient Response VIN = 12 V, VOUT = 9.0 V Load Step From 25% to 100%
GUID-20210309-CA0I-D21S-BV12-RDBS2G2WSDKJ-low.gifFigure 6-2 Power Dissipation VOUT = 3.3 V,
TA = 25°C
GUID-20210309-CA0I-XWQQ-NCKR-MSW4XCSCMZ2C-low.gifFigure 6-4 Power Dissipation VOUT = 5.0 V,
TA = 25°C
GUID-20210309-CA0I-PMWF-FXSQ-ZBVXFSBCKZZ6-low.gifFigure 6-6 Power Dissipation VOUT = 9.0 V,
TA = 25°C
GUID-20210309-CA0I-X98H-BN7G-WFTNXQZVVX5P-low.gifFigure 6-8 Power Dissipation VOUT = 12 V,
TA = 25°C
GUID-20210304-CA0I-ZTSN-F4N1-C6QCNBBL4FGG-low.gifFigure 6-10 Power Dissipation VOUT = 16 V,
TA = 25°C
GUID-606E3BBC-7418-49C2-A371-6E6CFA07E420-low.gifFigure 6-12 Package Thermal Resistance RθJA
4-Layer PCB with 1-oz Copper
GUID-AF5F7435-4473-4B90-AED2-32052BCCCBFE-low.jpgFigure 6-14 Load Transient Response VIN = 12 V, VOUT = 9.0 V Load Step From 0% to 100%
GUID-55A07850-8F0D-4184-B1CB-A5B9F67550A3-low.jpgFigure 6-16 Load Transient Response VIN = 12 V, VOUT = 9.0 V Load Step From 50% to 100%