SLVSHG7A September   2024  – November 2024 TPSM82843

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Device Comparison Table
  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 Smart Enable and Shutdown (EN)
      2. 7.3.2 Soft Start
      3. 7.3.3 VSET Pin: Output Voltage Selection
      4. 7.3.4 Undervoltage Lockout (UVLO)
      5. 7.3.5 Switch Current Limit, Short-Circuit Protection
      6. 7.3.6 Thermal Shutdown
      7. 7.3.7 Output Voltage Discharge
    4. 7.4 Device Functional Modes
      1. 7.4.1 Power Save Mode Operation
      2. 7.4.2 100% 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
      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 Third-Party Products Disclaimer
    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)
  • VCF|7
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Application Curves

TPSM82843 Efficiency at 0.4
                            VOUT and 25°CFigure 8-2 Efficiency at 0.4 VOUT and 25°C
TPSM82843 Efficiency at 0.7
                            VOUT and 25°CFigure 8-4 Efficiency at 0.7 VOUT and 25°C
TPSM82843 Efficiency at 1.2
                            VOUT and 25°CFigure 8-6 Efficiency at 1.2 VOUT and 25°C
TPSM82843 Efficiency at 1.8
                            VOUT and 25°CFigure 8-8 Efficiency at 1.8 VOUT and 25°C
TPSM82843 Efficiency at 3.6
                            VOUT and 25°CFigure 8-10 Efficiency at 3.6 VOUT and 25°C
TPSM82843 Output Voltage vs Output
                        Current at 1.2 VOUTFigure 8-12 Output Voltage vs Output Current at 1.2 VOUT
TPSM82843 Switching Frequency vs
                        Output Current at 0.4 VOUTFigure 8-14 Switching Frequency vs Output Current at 0.4 VOUT
TPSM82843 Switching Frequency vs
                        Output Current at 1.2 VOUTFigure 8-16 Switching Frequency vs Output Current at 1.2 VOUT
TPSM82843 Typical Operation at 0.7
                            VOUT, 100 μA IOUTFigure 8-18 Typical Operation at 0.7 VOUT, 100 μA IOUT
TPSM82843 Typical Operation at 0.7
                            VOUT, 400 mA IOUTFigure 8-20 Typical Operation at 0.7 VOUT, 400 mA IOUT
TPSM82843 Load Transient at 0.7
                            VOUT, IOUT = 100μA to 400mA Figure 8-22 Load Transient at 0.7 VOUT, IOUT = 100μA to 400mA
TPSM82843 Load Transient at 1.2
                            VOUT, IOUT = 100μA to 20mAFigure 8-24 Load Transient at 1.2 VOUT, IOUT = 100μA to 20mA
TPSM82843 Load Transient at 1.2
                            VOUT, IOUT = 5mA to 400mAFigure 8-26 Load Transient at 1.2 VOUT, IOUT = 5mA to 400mA
TPSM82843 AC Load Sweep at 1.2
                            VOUT, IOUT = 1mA to 600mAFigure 8-28 AC Load Sweep at 1.2 VOUT, IOUT = 1mA to 600mA
TPSM82843 Line Transient at 1.2
                            VOUT, IOUT = 400mA, VIN = 3.6V to
                        4.2VFigure 8-30 Line Transient at 1.2 VOUT, IOUT = 400mA, VIN = 3.6V to 4.2V
TPSM82843 Start-Up Delay Time, VSET
                        = GNDFigure 8-32 Start-Up Delay Time, VSET = GND
TPSM82843 Efficiency at 0.4
                            VOUT and 85°CFigure 8-3 Efficiency at 0.4 VOUT and 85°C
TPSM82843 Efficiency at 0.7
                            VOUT and 85°CFigure 8-5 Efficiency at 0.7 VOUT and 85°C
TPSM82843 Efficiency at 1.2
                            VOUT and 85°CFigure 8-7 Efficiency at 1.2 VOUT and 85°C
TPSM82843 Efficiency at 1.8
                            VOUT and 85°CFigure 8-9 Efficiency at 1.8 VOUT and 85°C
TPSM82843 Efficiency at 3.6
                            VOUT and 85°CFigure 8-11 Efficiency at 3.6 VOUT and 85°C
TPSM82843 Output Voltage vs Output
                        Current at 0.7 VOUTFigure 8-13 Output Voltage vs Output Current at 0.7 VOUT
TPSM82843 Switching Frequency vs
                        Output Current at 0.7 VOUTFigure 8-15 Switching Frequency vs Output Current at 0.7 VOUT
TPSM82843 Switching Frequency vs
                        Output Current at 1.8 VOUTFigure 8-17 Switching Frequency vs Output Current at 1.8 VOUT
TPSM82843 Typical Operation at 0.7
                            VOUT, 20 mA IOUTFigure 8-19 Typical Operation at 0.7 VOUT, 20 mA IOUT
TPSM82843 Load Transient at 0.7
                            VOUT, IOUT = 100μA to 20mA Figure 8-21 Load Transient at 0.7 VOUT, IOUT = 100μA to 20mA
TPSM82843 Load Transient at 0.7
                            VOUT, IOUT = 5mA to 400mA Figure 8-23 Load Transient at 0.7 VOUT, IOUT = 5mA to 400mA
TPSM82843 Load Transient at 1.2
                            VOUT, IOUT = 100μA to 400mA Figure 8-25 Load Transient at 1.2 VOUT, IOUT = 100μA to 400mA
TPSM82843 AC Load Sweep at 0.7
                            VOUT, IOUT = 1mA to 600mAFigure 8-27 AC Load Sweep at 0.7 VOUT, IOUT = 1mA to 600mA
TPSM82843 Line Transient at 0.7
                            VOUT, IOUT = 400mA, VIN = 3.6V to
                        4.2VFigure 8-29 Line Transient at 0.7 VOUT, IOUT = 400mA, VIN = 3.6V to 4.2V
TPSM82843 Shutdown, Output Discharge
                        at 0.7 VOUTFigure 8-31 Shutdown, Output Discharge at 0.7 VOUT
TPSM82843 Start-Up Delay Time, VSET = 10kohmsFigure 8-33 Start-Up Delay Time, VSET = 10kohms