SLVSJF4A October   2025  – April 2026 TPS7E66-Q1

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 Power-Good (PG)
      4. 6.3.4 Adjustable Power-Good Delay Timer (DELAY)
      5. 6.3.5 Undervoltage Lockout
      6. 6.3.6 Thermal Shutdown
      7. 6.3.7 Foldback Current Limit
      8. 6.3.8 Power Limit
      9. 6.3.9 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 Estimating Junction Temperature
      7. 7.1.7 Power Dissipation (PD)
      8. 7.1.8 Power Dissipation Versus Ambient Temperature
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Selecting Feedback Resistors
      3. 7.2.3 Setting the Adjustable Power-Good Delay
      4. 7.2.4 Application Curves
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Documentation Support
      1. 8.1.1 Related Documentation
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

6.4.1 Device Functional Mode Comparison

The Device Functional Mode Comparison table shows the conditions that lead to the different modes of operation. See the Electrical Characteristics table for parameter values.

Table 6-2 Device Functional Mode Comparison
OPERATING MODEPARAMETER
VINVENIOUTTJ
Normal operationVIN > VOUT(nom) + VDO and VIN > VIN(min)VEN > VEN(HI)IOUT < IOUT(max)TJ < TSD(shutdown)
Dropout operationVIN(min) < VIN < VOUT(nom) + VDOVEN > VEN(HI)IOUT < IOUT(max)TJ < TSD(shutdown)
Disabled
(any true condition disables the device)		VIN < VUVLOVEN < VEN(LOW)Not applicableTJ > TSD(shutdown)