SNVSCB1B December   2022  – March 2023 TPSM33615 , TPSM33625

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
      2. 8.3.2  Output Voltage Selection
      3. 8.3.3  Input Capacitors
      4. 8.3.4  Output Capacitors
      5. 8.3.5  Enable, Start-Up, and Shutdown
      6. 8.3.6  External CLK SYNC (with MODE/SYNC)
        1. 8.3.6.1 Pulse-Dependent MODE/SYNC Pin Control
      7. 8.3.7  Switching Frequency (RT)
      8. 8.3.8  Power-Good Output Operation
      9. 8.3.9  Internal LDO, VCC and VOUT/FB Input
      10. 8.3.10 Bootstrap Voltage and VBOOT-UVLO (BOOT Terminal)
      11. 8.3.11 Spread Spectrum
      12. 8.3.12 Soft Start and Recovery from Dropout
        1. 8.3.12.1 Recovery from Dropout
      13. 8.3.13 Overcurrent Protection (Hiccup Mode)
      14. 8.3.14 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
        1. 8.4.3.1 CCM Mode
        2. 8.4.3.2 Auto Mode – Light-Load Operation
          1. 8.4.3.2.1 Diode Emulation
          2. 8.4.3.2.2 Frequency Reduction
        3. 8.4.3.3 FPWM Mode – Light-Load Operation
        4. 8.4.3.4 Minimum On-Time (High Input Voltage) Operation
        5. 8.4.3.5 Dropout
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Choosing the Switching Frequency
        2. 9.2.2.2 Setting the Output Voltage
        3. 9.2.2.3 Input Capacitor Selection
        4. 9.2.2.4 Output Capacitor Selection
        5. 9.2.2.5 VCC
        6. 9.2.2.6 CFF Selection
        7. 9.2.2.7 Power Good Signal
        8. 9.2.2.8 Maximum Ambient Temperature
        9. 9.2.2.9 Other Connections
      3. 9.2.3 Application Curves
    3. 9.3 Best Design Practices
    4. 9.4 Power Supply Recommendations
    5. 9.5 Layout
      1. 9.5.1 Layout Guidelines
        1. 9.5.1.1 Ground and Thermal Considerations
      2. 9.5.2 Layout Example
  10. 10Device and Documentation Support
    1. 10.1 Device Support
      1. 10.1.1 Third-Party Products Disclaimer
      2. 10.1.2 Device Nomenclature
    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

1 Features

  • Functional Safety-Capable
  • Versatile synchronous buck DC/DC module:
    • Integrated MOSFETs, inductor, CBOOT capacitor and controller
    • Wide input voltage range: 3 V to 36 V
    • Input transient protection up to 40 V
    • Junction temperature range –40°C to +125°C
    • 4.5-mm × 3.5-mm × 2-mm overmolded package
    • Frequency adjustable from 200 kHz to 2.2 MHz using the RT pin
  • Ultra-high efficiency across the full load range:
    • Greater than 88% efficiency at 12 V VIN,
      5-V VOUT,1 MHz, IOUT = 2.5 A
    • Greater than 87% efficiency at 24 VIN,
      5-VOUT, 1 MHz, IOUT = 2.5 A
    • As low as 1.5-µA standby IQ at 13.5 VIN
  • Optimized for ultra-low EMI requirements:
  • Output voltage and current options:
    • Adjustable output voltage from 1 V to 15 V
  • Create a custom design using the TPSM336x5 with the WEBENCH® Power Designer
  • Suitable for scalable power supplies:
    • Pin compatible with:
      • TPSM365R6 (65 V, 600 mA)