SLVSC79D June   2014  – November 2020 DRV8801A-Q1

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 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 Dissipation Ratings
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Power Supervisor
      2. 7.3.2 Bridge Control
        1. 7.3.2.1 MODE 1
        2. 7.3.2.2 MODE 2
      3. 7.3.3 Fast Decay with Synchronous Rectification
      4. 7.3.4 Slow Decay with Synchronous Rectification (Brake Mode)
      5. 7.3.5 Charge Pump
      6. 7.3.6 SENSE
      7. 7.3.7 VPROPI
        1. 7.3.7.1 Connecting VPROPI Output to ADC
      8. 7.3.8 Protection Circuits
        1. 7.3.8.1 VBB Undervoltage Lockout (UVLO)
        2. 7.3.8.2 Overcurrent Protection (OCP)
        3. 7.3.8.3 Overtemperature Warning (OTW)
        4. 7.3.8.4 Overtemperature Shutdown (OTS)
    4. 7.4 Device Functional Modes
  8. 8 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
        1. 8.2.2.1 Drive Current
        2. 8.2.2.2 40
        3. 8.2.2.3 Slow-Decay SR (Brake Mode)
      3. 8.2.3 Thermal Considerations
        1. 8.2.3.1 Junction-to-Ambiant Thermal Impedance (ƟJA)
      4. 8.2.4 Pulse-Width Modulating
        1. 8.2.4.1 Pulse-Width Modulating ENABLE
        2. 8.2.4.2 Pulse-Width Modulating PHASE
      5. 8.2.5 Application Curves
    3. 8.3 Parallel Configuration
      1. 8.3.1 Parallel Connections
      2. 8.3.2 Non – Parallel Connections
      3. 8.3.3 Wiring nFAULT as Wired OR
      4. 8.3.4 Electrical Considerations
        1. 8.3.4.1 Device Spacing
        2. 8.3.4.2 Recirculation Current Handling
        3. 8.3.4.3 Sense Resistor Selection
        4. 8.3.4.4 Maximum System Current
  9. 9 Power Supply Recommendations
    1. 9.1 Bulk Capacitance
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Power Dissipation
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Support Resources
    4. 11.4 Community Resources
    5. 11.5 Trademarks
    6. 11.6 Electrostatic Discharge Caution
    7. 11.7 Glossary
  12. 12Mechanical, Packaging, And Orderable Information

Package Options

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

4 Revision History

Changes from Revision C (July 2016) to Revision D (June 2020)

  • Improved description for pins CP1, CP2,nFAULT, nSLEEP, VBB and VCP in Pin Functions tableGo
  • Added entries for VCP and CP2 pins in Absolute Maximum Ratings tableGo
  • Removed incorrect duplicate input logic current entry for ENABLE pin in Electrical Characteristics tableGo
  • Added additional information on SENSE pin behaviorGo
  • Added equation for VPROPI to help when connecting pin’s output to ADC in Feature Description Go
  • Added die temperature estimation equation utilizing junction to ambient thermal impedance in Application and Implementation sectionGo
  • Added information on using motor driver’s pulse width modulating modes in Application and Implementation sectionGo
  • Added information on connecting multiple DRV8801-Q1 together to support higher current in Application and Implementation sectionGo

Changes from Revision B (June 2016) to Revision C (July 2016)

  • Changed the TJ value for some test conditions for the output ON resistance parameter in the Electrical Characteristics Go
  • Added the Documentation Support, Receiving Notification of Documentation Updates, and Community Resources sections Go

Changes from Revision A (September 2014) to Revision B (June 2016)

  • Changed the value of TJ from 125°C to 25°C in the test condition (source driver, IO = –2.8 A, VBB = 8 to 36 V) for the output ON resistance parameterGo
  • Added the UVLO hysteresis parameter in the Electrical Characteristics tableGo
  • Added MIN and MAX values for the overcurrent retry time parameter in the Electrical Characteristics table Go
  • Updated the Functional Block Diagram Go
  • Added tpd to the Overcurrent Control Timing imageGo

Changes from Revision * (June 2014) to Revision A (September 2014)

  • Added TYPE column to the Pin Functions table Go
  • Updated the Overcurrent Control Timing imageGo