SLUSF51C March   2023  – January 2024 TPSM863252 , TPSM863253 , TPSM863257

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Family Devices
  6. Pin Configuration and Functions
  7. 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
  8. 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 Mode
      2. 7.3.2 Eco-mode Control
      3. 7.3.3 Soft Start and Prebiased Soft Start
      4. 7.3.4 Overvoltage Protection
      5. 7.3.5 Frequency
      6. 7.3.6 Large Duty Operation
      7. 7.3.7 Current Protection and Undervoltage Protection
      8. 7.3.8 Undervoltage Lockout (UVLO) Protection
      9. 7.3.9 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Eco-mode Operation
      2. 7.4.2 FCCM Mode Operation
  9. 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 Resistors Selection
        3. 8.2.2.3 Output Filter Selection
        4. 8.2.2.4 Input Capacitor Selection
        5. 8.2.2.5 Enable Circuit
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Development Support
        1. 9.1.1.1 Custom Design with WEBENCH® Tools
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

Package Options

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

Application Curves

The following data is tested with VIN = 12V, VOUT = 1.05V, TA = 25°C, unless otherwise specified.

GUID-20230530-SS0I-5WWH-QHNC-N9P91DXF0JXH-low.svgFigure 8-2 TPSM863252 Load Regulation vs Loading
GUID-20230530-SS0I-LSZP-LLVS-P2NNGKR5HSW5-low.svgFigure 8-4 TPSM863252 Line Regulation vs VIN at 3A Loading
GUID-20230315-SS0I-BTVB-N0D0-CHJTGWN4DKNN-low.svgFigure 8-6 TPSM863252 Output Voltage Ripple With 0.01A Loading
GUID-20230315-SS0I-RM86-23DD-SZTT2PRR0Z7T-low.svgFigure 8-8 TPSM86325x Output Voltage Ripple With 3A Loading
GUID-20230315-SS0I-H2HB-BPK7-5CDPNLXFQHLQ-low.svgFigure 8-10 TPSM863252 Transient Response With 0.1A to 3A
GUID-20230315-SS0I-TVHH-FLZL-L3NHDNPS5XSF-low.svgFigure 8-12 TPSM863257 Transient Response With 0.1A to 3A
GUID-20220807-SS0I-9XPC-2PBB-BW3HDBFCVZ26-low.svgFigure 8-14 Shutdown Through EN, IOUT = 3A
GUID-20220807-SS0I-QM20-FD8N-Q4DFMBDMNHBQ-low.svgFigure 8-16 Shutdown with VIN Falling, IOUT = 3A
GUID-20220811-SS0I-1GB0-XH4C-JB3T2266W06Z-low.svgFigure 8-18 TPSM863257 Normal Operation to Output Hard Short
GUID-20230530-SS0I-8NZC-KQHV-92VK3T8TFM7Q-low.svgFigure 8-3 TPSM863257 Load Regulation vs Loading
GUID-20230530-SS0I-JZ0P-B8PT-BTMX4KXVZFQ0-low.svgFigure 8-5 TPSM863257 Line Regulation vs VIN at 3A Loading
GUID-20230315-SS0I-0PLV-MPFD-WFHXXVS7DN09-low.svgFigure 8-7 TPSM863257 Output Voltage Ripple With 0.01A Loading
GUID-20230323-SS0I-SF2C-6VVD-20DBTQH2Z1MB-low.svgFigure 8-9 TPSM863252 Transient Response With 0.3A to 2.7A
GUID-20230323-SS0I-SF2C-6VVD-20DBTQH2Z1MB-low.svgFigure 8-11 TPSM863257 Transient Response With 0.3A to 2.7A
GUID-20220807-SS0I-4FQF-T3BW-TZST0PH0WXV7-low.svgFigure 8-13 Start-Up Through EN, IOUT = 3A
GUID-20220807-SS0I-MMPK-XVNN-CSCBPVNM7WCT-low.svgFigure 8-15 Start-Up with VIN Rising, IOUT = 3A
GUID-20220807-SS0I-KPVC-CDKW-GGCZQQDH5PQH-low.svgFigure 8-17 TPSM863252 Normal Operation to Output Hard Short
GUID-20230429-SS0I-TGGF-KSNH-1RLXNTKN1WDN-low.svgFigure 8-19 Output Hard Short Hiccup