SLUSEP8 January   2022 TPSM5D1806E

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 (VIN = 12 V)
    7. 6.7 Typical Characteristics (VIN = 5 V)
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Adjustable Output Voltage
      2. 7.3.2  Frequency Selection
        1. 7.3.2.1 Synchronization
        2. 7.3.2.2 Allowable Switching Frequency
      3. 7.3.3  Minimum and Maximum Input Voltage
      4. 7.3.4  Recommended Settings
      5. 7.3.5  Device Mode Configuration
        1. 7.3.5.1 MODE1 (Operating Mode and Phase Position)
        2. 7.3.5.2 MODE2 (Setting the Switching Frequency)
      6. 7.3.6  Input Capacitors
      7. 7.3.7  Minimum Required Output Capacitance
      8. 7.3.8  Ambient Temperature Versus Total Power Dissipation
      9. 7.3.9  Remote Sense
      10. 7.3.10 Enable (EN) and Undervoltage Lockout (UVLO)
      11. 7.3.11 Soft Start
      12. 7.3.12 Power Good
      13. 7.3.13 Safe Start-Up into Pre-Biased Outputs
      14. 7.3.14 BP5
      15. 7.3.15 Overcurrent Protection
      16. 7.3.16 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Active Mode
      2. 7.4.2 Shutdown Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application (Dual Outputs)
      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 Setpoint
        3. 8.2.2.3 Input Capacitors
        4. 8.2.2.4 Output Capacitor Selection
      3. 8.2.3 Application Curves
      4. 8.2.4 Typical Application (Paralleled Outputs)
        1. 8.2.4.1 Design Requirements
        2. 8.2.4.2 Detailed Design Procedure
          1. 8.2.4.2.1 Output Voltage Setpoint
          2. 8.2.4.2.2 Input Capacitors
          3. 8.2.4.2.3 Output Capacitor Selection
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Examples
      1. 10.2.1 Package Specifications
      2. 10.2.2 EMI
  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 Support Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

8.2.3 Application Curves

GUID-20220113-SS0I-WLHR-7WBQ-L1H5ZDTRTH2L-low.png
VIN = 12 V IOUT1 = 3 A IOUT2 = 3 A
VOUT = 1.2 V COUT = 4 × 100 µF
Figure 8-2 Enable Turn-On with Load
GUID-20220113-SS0I-DHM8-7H6R-JBGQNJJSRF1Q-low.png
VIN = 12 V VOUT = 1.2 V COUT = 4 × 100 µF

(Nominal)
Slew rate: 1 A/µs IOUT = 2 A to 4 A
Figure 8-4 Transient Response VOUT2
GUID-20220113-SS0I-LNBK-Z8CR-BNJ1WCSKLNSC-low.png
VIN = 12 V VOUT = 1.2 V COUT = 4 × 100 µF (Nominal)
Figure 8-6 Enable Turn-On Without Load
GUID-20220113-SS0I-X6DG-RX90-SNZFVPNDGSRH-low.png
VIN = 12 V IOUT1 = 3 A IOUT2 = 3 A
VOUT = 1.2 V COUT = 4 × 100 µF
Figure 8-3 Enable Turn-Off with Load
GUID-20220113-SS0I-WH0Z-VT7H-JHF0XFKKPZXJ-low.png
VIN = 12 V VOUT = 1.2 V COUT = 4 × 100 µF

(Nominal)
Slew rate: 1 A/µs IOUT = 2 A to 4 A
Figure 8-5 Transient Response VOUT1
GUID-20220113-SS0I-MTWK-PX3V-G9PH6ZWKFT4B-low.png
VIN = 12 V VOUT = 1.2 V COUT = 4 × 100 µF

(Nominal)
Figure 8-7 Enable Turn-Off Without Load