SLUSDM0M May   2020  – September 2025 TPS628501-Q1 , TPS628502-Q1 , TPS628503-Q1

PRODMIX  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison Table
  6. 5 Pin Configuration and Functions
  7. 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
  8. 7 Parameter Measurement Information
    1. 7.1 Schematic
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Precise Enable (EN)
      2. 8.3.2 COMP/FSET
      3. 8.3.3 MODE / SYNC
      4. 8.3.4 Spread Spectrum Clocking (SSC)
      5. 8.3.5 Undervoltage Lockout (UVLO)
      6. 8.3.6 Power-Good Output (PG)
      7. 8.3.7 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 Pulse Width Modulation (PWM) Operation
      2. 8.4.2 Power Save Mode Operation (PWM/PFM)
      3. 8.4.3 100% Duty-Cycle Operation
      4. 8.4.4 Current Limit and Short-Circuit Protection
      5. 8.4.5 Foldback Current Limit and Short-Circuit Protection
      6. 8.4.6 Output Discharge
      7. 8.4.7 Input Overvoltage Protection
  10. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Programming the Output Voltage
      2. 9.1.2 External Component Selection
        1. 9.1.2.1 Inductor Selection
      3. 9.1.3 Capacitor Selection
        1. 9.1.3.1 Input Capacitor
        2. 9.1.3.2 Output Capacitor
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
    3. 9.3 System Examples
      1. 9.3.1 Fixed Output Voltage Versions
      2. 9.3.2 Synchronizing to an External Clock
    4. 9.4 Power Supply Recommendations
    5. 9.5 Layout
      1. 9.5.1 Layout Guidelines
      2. 9.5.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Device Support
      1. 10.1.1 Third-Party Products Disclaimer
    2. 10.2 Documentation Support
      1. 10.2.1 Related Documentation
    3. 10.3 Receiving Notification of Documentation Updates
    4. 10.4 Support Resources
    5. 10.5 Trademarks
    6. 10.6 Electrostatic Discharge Caution
    7. 10.7 Glossary
  12. 11Revision History
  13. 12Mechanical, Packaging, and Orderable Information

Package Options

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

4 Device Comparison Table

DEVICE NUMBEROUTPUT
CURRENT		VOUT
DISCHARGE		FOLDBACK
CURRENT LIMIT		TYPICAL
OUTPUT CAPACITOR		SOFT
START		OUTPUT
VOLTAGE		PACKAGE TYPE
TPS628501QDRLRQ1 1 AONOFF2 × 10 μFInternal 1 msAdjustableDRL
TPS6285010MQDYCRQ11 AONOFF2 × 10 μFInternal 1 msFixed 1.8 VDYC
TPS62850140QDYCRQ11 AONON2 × 10 μFInternal 1 msAdjustableDYC
TPS6285018AQDRLRQ11 AONOFF10 μFInternal 1 msFixed 1.2 VDRL
TPS6285011HQDRLRQ1 1 AONOFF2 × 10 μFInternal 1 msFixed 3.3 VDRL
TPS6285010MQDRLRQ11 AONOFF2 × 10 μFInternal 1 msFixed 1.8 VDRL
TPS628501B0QDRLRQ11 AONOFF2 × 10 μFInternal 150 µsAdjustableDRL
TPS62850120QDRLRQ11 AOFFOFF2 × 10 μFInternal 1 msAdjustableDRL
TPS628501F0QDRLRQ11 ADisconnectedOFF2 × 10 μFInternal 1 msAdjustableDRL
TPS628501H9QDRLRQ11 ADisconnectedON2 × 10 μFInternal 150 µsFixed 1.15 VDRL
TPS628502QDRLRQ12 AONOFF2 × 10 μFInternal 1 msAdjustableDRL
TPS62850208QDRLRQ1(1)

2A

ON

OFF

 2 × 10 μF Internal 1 ms Fixed 1.1 V

DRL
TPS62850240QDYCRQ12 AONON2 × 10 μFInternal 1 msAdjustableDYC
TPS62850220QDRLRQ12 AOFFOFF2 × 10 μFInternal 1 msAdjustableDRL
TPS628502F0QDRLRQ1(1)2 ADisconnectedOFF2 × 10 μFInternal 1 msAdjustableDRL
TPS62850240QDRLRQ12 AONON2 × 10 μFInternal 1 msAdjustableDRL
TPS6285020MQDRLRQ12 AONOFF2 × 10 μFInternal 1 msFixed 1.8 VDRL
TPS6285021HQDRLRQ12 AONOFF2 × 10 μFInternal 1 msFixed 3.3 VDRL
TPS6285020AQDRLRQ12 AONOFF2 × 10 μFInternal 1 msFixed 1.2 VDRL
TPS628503QDRLRQ1 3 AONOFF2 × 10 μFInternal 1 msAdjustableDRL
(1) Product preview (not Production Data)