SLVS165N April   1998  – July 2022 TPS3820 , TPS3823 , TPS3824 , TPS3825 , TPS3828

PRODUCTION DATA  

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Device Comparison Table
  6. Pin Configuration and Functions
  7. Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Electrical Characteristics for TPS3823A-33 only
    7. 7.7 Timing Requirements
    8. 7.8 Switching Characteristics
    9. 7.9 Typical Characteristics
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Manual Reset (MR)
      2. 8.3.2 Active-High or Active-Low Output
      3. 8.3.3 Push-Pull or Open-Drain Output
      4. 8.3.4 Watchdog Timer (WDI)
    4. 8.4 Device Functional Modes
  9. Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 Supply Rail Monitoring With Watchdog Time-Out and 200-ms Delay
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
        3. 9.2.1.3 Application Curve
      2. 9.2.2 Decoupling WDI During Reset Event
        1. 9.2.2.1 Design Requirements
        2. 9.2.2.2 Detailed Design Procedure
        3. 9.2.2.3 Application Curve
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Development Support
        1. 12.1.1.1 Spice Models
      2. 12.1.2 Device Nomenclature
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 Receiving Notification of Documentation Updates
    4. 12.4 Support Resources
    5. 12.5 Trademarks
    6. 12.6 Electrostatic Discharge Caution
    7. 12.7 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

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

Typical Characteristics

GUID-82446D02-7126-46EE-B536-09F3A3B65527-low.gifFigure 7-2 Normalized Input Threshold Voltage vs Free-Air Temperature at VDD
GUID-3C503123-DE83-440D-A023-78044FCD0B69-low.gifFigure 7-4 Input Current vs Input Voltage at MR
GUID-55A80516-3BCA-47A8-AF69-0E5C12216A08-low.gifFigure 7-6 High-Level Output Voltage vs High-Level Output Current
GUID-98139536-3EE2-4829-B120-466FEC45B5D4-low.gifFigure 7-8 Minimum Pulse Duration at VDD vs VDD Threshold Overdrive
GUID-321671DA-0326-49A8-8FB4-E7D512CEE9A3-low.gifFigure 7-10 Reset Delay Histogram for TPS3823A-33 Devices at 25°C (Unit Count = 20)
GUID-9040F1C4-56DB-4C2A-A02C-AAD689DFC42F-low.gifFigure 7-12 Watchdog Timeout Histogram for TPS3823A-33 Devices at -40°C (Unit Count = 20)
GUID-12C24DD3-038E-425D-B082-C9D8796BAE67-low.gifFigure 7-14 Watchdog Timeout Histogram for TPS3823A-33 Devices at 125°C (Unit Count = 20)
GUID-71145229-B9E1-4C21-B32B-096B6F9D2B09-low.gifFigure 7-16 VDD to Reset Delay Histogram for TPS3823A-33 Devices at 25°C (Unit Count = 20)
GUID-CBD766A7-BC49-4851-B3AA-CC1BFFE29935-low.gifFigure 7-18 VDD Pulse Width Histogram for TPS3823A-33 Devices at -40°C (Unit Count = 20)
GUID-69CB772B-CFD6-4AE7-BD0D-BDBD3317E41F-low.gifFigure 7-20 VDD Pulse Width Histogram for TPS3823A-33 Devices at 125°C (Unit Count = 20)
GUID-715FC9DB-C5AE-4C6A-8F20-93C85E737E76-low.gifFigure 7-22 Manual Reset Pulse Width Histogram for TPS3823A-33 Devices at 25°C (Unit Count = 20)
GUID-660D03B4-4308-4D95-9952-BCE922E6ADDA-low.gifFigure 7-24 WDI Pulse Width Histogram for TPS3823A-33 Devices at -40°C (Unit Count = 20)
GUID-A484D4CD-0ED3-4403-9ADB-21BA22388691-low.gifFigure 7-26 WDI Pulse Width Histogram for TPS3823A-33 Devices at 125°C (Unit Count = 20)
GUID-F4BAD469-09B2-4F0E-8B02-521D7CA555CA-low.gifFigure 7-3 Supply Current vs Supply Voltage
GUID-5B52593D-F52A-46DC-8E8F-D78927685FE9-low.gifFigure 7-5 Low-Level Output Voltage vs Low-Level Output Current
GUID-623C4F2B-6527-40DF-B30E-8A566C51191F-low.gifFigure 7-7 High-Level Output Voltage vs High-Level Output Current
GUID-E1E76E08-767A-4533-92FE-DF028DCEA833-low.gifFigure 7-9 Reset Delay Histogram for TPS3823A-33 Devices at -40°C (Unit Count = 20)
GUID-6C33C238-9FDA-4B16-808C-5778179BF20B-low.gifFigure 7-11 Reset Delay Histogram for TPS3823A-33 Devices at 125°C (Unit Count = 20)
GUID-0DF93231-0D3F-4C53-AFBE-8EA4165E3530-low.gifFigure 7-13 Watchdog Timeout Histogram for TPS3823A-33 Devices at 25°C (Unit Count = 20)
GUID-C2AE4CFE-87D9-49F8-8631-60828BF9AEC8-low.gifFigure 7-15 VDD to Reset Delay Histogram for TPS3823A-33 Devices at -40°C (Unit Count = 20)
GUID-B0D35208-B4AD-4786-9EAD-6D2256158E10-low.gifFigure 7-17 VDD to Reset Delay Histogram for TPS3823A-33 Devices at 125°C (Unit Count = 20)
GUID-83961A4B-3D8B-4712-A35E-38D9F9F2DB96-low.gifFigure 7-19 VDD Pulse Width Histogram for TPS3823A-33 Devices at 25°C (Unit Count = 20)
GUID-1E14E1DD-69AF-42E1-9134-E3FA72E8ADBA-low.gifFigure 7-21 Manual Reset Pulse Width Histogram for TPS3823A-33 Devices at -40°C (Unit Count = 20)
GUID-BF83DF49-D0CF-4C9A-A6C7-926746A29857-low.gifFigure 7-23 Manual Reset Pulse Width Histogram for TPS3823A-33 Devices at 125°C (Unit Count = 20)
GUID-08D24519-CF93-4213-9867-2F1B53D8C027-low.gifFigure 7-25 WDI Pulse Width Histogram for TPS3823A-33 Devices at 25°C (Unit Count = 20)