SLVSLH1 April   2026 TPS7E72

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagrams
    3. 6.3 Feature Description
      1. 6.3.1 Enable (EN)
      2. 6.3.2 Dropout Voltage
      3. 6.3.3 Undervoltage Lockout
      4. 6.3.4 Thermal Shutdown
      5. 6.3.5 Foldback Current Limit
      6. 6.3.6 Power Limit
      7. 6.3.7 Output Pulldown
    4. 6.4 Device Functional Modes
      1. 6.4.1 Device Functional Mode Comparison
      2. 6.4.2 Normal Operation
      3. 6.4.3 Dropout Operation
      4. 6.4.4 Disabled
  8. 7 Application and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Adjustable Device Feedback Resistor Selection
      2. 7.1.2 Recommended Capacitor Types
      3. 7.1.3 Input and Output Capacitor Selection
      4. 7.1.4 Reverse Current
      5. 7.1.5 Feed-Forward Capacitor
      6. 7.1.6 Dropout Voltage
      7. 7.1.7 Estimating Junction Temperature
      8. 7.1.8 Power Dissipation (PD)
      9. 7.1.9 Power Dissipation Versus Ambient Temperature
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
        1. 7.2.2.1 Choose Feedback Resistors
        2. 7.2.2.2 Application Curves
      3. 7.2.3 Power Supply Recommendations
      4. 7.2.4 Layout
        1. 7.2.4.1 Layout Guidelines
        2. 7.2.4.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 Development Support
      2. 8.1.2 Device Nomenclature
    2. 8.2 Documentation Support
      1. 8.2.1 Related Documentation
    3. 8.3 Receiving Notification of Documentation Updates
    4. 8.4 Support Resources
    5. 8.5 Trademarks
    6. 8.6 Electrostatic Discharge Caution
    7. 8.7 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

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5.6 Typical Characteristics

at operating junction temperature TJ = 25°C, VIN = 3.0V or VIN = VOUT(nom) + 1.0V (whichever is greater), CIN = 1µF, COUT = 4.7µF, VEN = 2V, and IOUT = 1mA (unless otherwise noted)

TPS7E72 Rising Input Supply UVLO vs Temperature
VOUT = 3.3V
Figure 5-1 Rising Input Supply UVLO vs Temperature
TPS7E72 Accuracy vs Input Voltage
VOUT = 3.3V
Figure 5-3 Accuracy vs Input Voltage
TPS7E72 Accuracy vs Output Current
VIN = 5.3V
Figure 5-5 Accuracy vs Output Current
TPS7E72 Load Regulation vs Output Current
 
Figure 5-7 Load Regulation vs Output Current
TPS7E72 Dropout vs Output Current
 
Figure 5-9 Dropout vs Output Current
TPS7E72 Ground Current vs Input Voltage
IOUT = 0mA
Figure 5-11 Ground Current vs Input Voltage
TPS7E72 Ground Current vs Output Current
VIN = 5.3V, VOUT = 3.3V
Figure 5-13 Ground Current vs Output Current
TPS7E72 Start-up Time vs Temperature, COUT
VOUT = 3.3V, IOUT = 0mA
Figure 5-15 Start-up Time vs Temperature, COUT
TPS7E72 Enable Pin Low-Level Input Voltage vs Temperature
 
Figure 5-17 Enable Pin Low-Level Input Voltage vs Temperature
TPS7E72 Ripple Rejection vs Frequency, COUT
VIN = 5.3V, VOUT = 3.3V, IOUT = 300mA
Figure 5-19 Ripple Rejection vs Frequency, COUT
TPS7E72 Ripple Rejection vs Frequency, Output Current
VIN = 5.3V, VOUT = 3.3V
Figure 5-21 Ripple Rejection vs Frequency, Output Current
TPS7E72 Output Noise vs Frequency, COUT
VIN = 5.3V, VOUT = 3.3V, IOUT = 300mA
Figure 5-23 Output Noise vs Frequency, COUT
TPS7E72 Output Noise vs Frequency, Output Current
VIN = 5.3V, VOUT = 3.3V
Figure 5-25 Output Noise vs Frequency, Output Current
TPS7E72 Output Discharge Resistance vs Temperature
VEN = 0V
Figure 5-27 Output Discharge Resistance vs Temperature
TPS7E72 Line Transient
VIN = 4.3V to 12V, VOUT = 3.3V, slew rate = 2V/μs
Figure 5-29 Line Transient
TPS7E72 Line Transient
VIN = 12V to 30V, VOUT = 3.3V, slew rate = 2V/μs
Figure 5-31 Line Transient
TPS7E72 Cold Crank Recovery
VIN = 3V to 12V, VOUT = 3.3V, slew rate = 2V/μs
Figure 5-33 Cold Crank Recovery
TPS7E72 Load Transient
IOUT = 0mA to 300mA, VIN = 5.3V, VOUT = 3.3V, slew rate = 2A/μs
Figure 5-35 Load Transient
TPS7E72 Dropout Recovery
VIN = 4.3V to 3V, VOUT = 3.3V, slew rate = 2V/μs
Figure 5-37 Dropout Recovery
TPS7E72 Dropout Recovery
VIN = 12V to 3V, VOUT = 3.3V, slew rate = 2V/μs
Figure 5-39 Dropout Recovery
TPS7E72 Brownout Recovery
VIN = 30V to 2V, VOUT = 3.3V, slew rate = 2V/μs
Figure 5-41 Brownout Recovery
TPS7E72 Start-up Inrush Current
VOUT = 3.3V, IOUT = 0mA, slew rate = 1V/μs
Figure 5-43 Start-up Inrush Current
TPS7E72 Start-up With Sequencing (EN after IN)
VOUT = 3.3V, IOUT = 50mA, slew rate = 1V/μs
Figure 5-45 Start-up With Sequencing (EN after IN)
TPS7E72 Start-up With Sequencing (IN after EN)
VOUT = 3.3V, IOUT = 50mA, slew rate = 1V/μs
Figure 5-47 Start-up With Sequencing (IN after EN)
TPS7E72 Start-up With IN and EN Tied Together
VEN = VIN, VOUT = 3.3V, IOUT = 50mA, slew rate = 1V/μs
Figure 5-49 Start-up With IN and EN Tied Together
TPS7E72 Falling Input Supply UVLO vs Temperature
VOUT = 3.3V
Figure 5-2 Falling Input Supply UVLO vs Temperature
TPS7E72 Accuracy vs Output Current
VIN = 3.8V
Figure 5-4 Accuracy vs Output Current
TPS7E72 Line Regulation vs Input Voltage
Figure 5-6 Line Regulation vs Input Voltage
TPS7E72 Dropout Voltage vs Output Current, Light Loads
 
Figure 5-8 Dropout Voltage vs Output Current, Light Loads
TPS7E72 Current Limit vs Output Voltage
VIN = 5.3V
Figure 5-10 Current Limit vs Output Voltage
TPS7E72 Ground Current vs Output Current
VIN = 3.8V, VOUT = 3.3V
Figure 5-12 Ground Current vs Output Current
TPS7E72 Shutdown Current vs Input Voltage
VEN = 0V, IOUT = 0mA
Figure 5-14 Shutdown Current vs Input Voltage
TPS7E72 Enable Pin Leakage Current vs Temperature
IOUT = 0mA
Figure 5-16 Enable Pin Leakage Current vs Temperature
TPS7E72 Enable Pin High-Level Input Voltage vs Temperature
 
Figure 5-18 Enable Pin High-Level Input Voltage vs Temperature
TPS7E72 Ripple Rejection vs Frequency, Input Voltage
VOUT = 3.3V, IOUT = 150mA
Figure 5-20 Ripple Rejection vs Frequency, Input Voltage
TPS7E72 Ripple Rejection vs Frequency, CFF
VOUT = 3.3V, IOUT = 150mA
Figure 5-22 Ripple Rejection vs Frequency, CFF
TPS7E72 Output Noise vs Frequency, Input Voltage
VOUT = 3.3V, IOUT = 150mA
Figure 5-24 Output Noise vs Frequency, Input Voltage
TPS7E72 Output Noise vs Frequency, CFF
VOUT = 3.3V, IOUT = 150mA
Figure 5-26 Output Noise vs Frequency, CFF
TPS7E72 Output Sink Current vs Temperature
VEN = VIN, VOUT = 1.05 × VOUT(nom)
Figure 5-28 Output Sink Current vs Temperature
TPS7E72 Line Transient
VIN = 4.3V to 12V, VOUT = 3.3V, IOUT = 150mA, slew rate = 2V/μs
Figure 5-30 Line Transient
TPS7E72 Line Transient
VIN = 12V to 30V, VOUT = 3.3V, IOUT = 150mA, slew rate = 2V/μs
Figure 5-32 Line Transient
TPS7E72 Cold Crank Recovery
VIN = 3V to 12V, VOUT = 3.3V, IOUT = 150mA, slew rate = 2V/μs
Figure 5-34 Cold Crank Recovery
TPS7E72 Load Transient
IOUT = 1mA to 300mA, VIN = 5.3V, VOUT = 3.3V, slew rate = 2A/μs
Figure 5-36 Load Transient
TPS7E72 Dropout Recovery
VIN = 5.3V to 3V, VOUT = 3.3V, IOUT= 300mA, slew rate = 2V/μs
Figure 5-38 Dropout Recovery
TPS7E72 Dropout Recovery
VIN = 12V to 3V, VOUT = 3.3V, IOUT= 100mA, slew rate = 2V/μs
Figure 5-40 Dropout Recovery
TPS7E72 Brownout Recovery
VIN = 30V to 2V, VOUT = 3.3V, IOUT= 50mA, slew rate = 2V/μs
Figure 5-42 Brownout Recovery
TPS7E72 Start-up With Sequencing (EN after IN)
VOUT = 3.3V, slew rate = 1V/μs
Figure 5-44 Start-up With Sequencing (EN after IN)
TPS7E72 Start-up With Sequencing (IN after EN)
VOUT = 3.3V, slew rate = 1V/μs
Figure 5-46 Start-up With Sequencing (IN after EN)
TPS7E72 Start-up With IN and EN Tied Together
VEN = VIN, VOUT = 3.3V, slew rate = 1V/μs
Figure 5-48 Start-up With IN and EN Tied Together
TPS7E72 Start-up With IN and EN Tied Together, COUT
VEN = VIN, VOUT = 3.3V, slew rate = 1V/μs
Figure 5-50 Start-up With IN and EN Tied Together, COUT