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  • DRV8952 Four-channel Half-Bridge Driver with Current Sense Outputs

    • SLOSE83A March   2023  – January 2025 DRV8952

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  • DRV8952 Four-channel Half-Bridge Driver with Current Sense Outputs
  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 Diagram
    3. 6.3  Feature Description
    4. 6.4  Independent Half-bridge Operation
    5. 6.5  Current Sensing and Regulation
      1. 6.5.1 Current Sensing and Feedback
      2. 6.5.2 Current Sensing with External Resistor
      3. 6.5.3 Current Regulation
    6. 6.6  Charge Pump
    7. 6.7  Linear Voltage Regulator
    8. 6.8  VCC Voltage Supply
    9. 6.9  Logic Level Pin Diagram
    10. 6.10 Protection Circuits
      1. 6.10.1 VM Undervoltage Lockout (UVLO)
      2. 6.10.2 VCP Undervoltage Lockout (CPUV)
      3. 6.10.3 Logic Supply Power on Reset (POR)
      4. 6.10.4 Overcurrent Protection (OCP)
      5. 6.10.5 Thermal Shutdown (OTSD)
      6. 6.10.6 nFAULT Output
      7. 6.10.7 Fault Condition Summary
    11. 6.11 Device Functional Modes
      1. 6.11.1 Sleep Mode (nSLEEP = 0)
      2. 6.11.2 Operating Mode
      3. 6.11.3 nSLEEP Reset Pulse
      4. 6.11.4 Functional Modes Summary
  8. 7 Application and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Driving Solenoid Loads
        1. 7.1.1.1 Solenoid Driver Typical Application
        2. 7.1.1.2 Thermal Calculations
          1. 7.1.1.2.1 Power Loss Calculations
          2. 7.1.1.2.2 Junction Temperature Estimation
        3. 7.1.1.3 Application Performance Plots
      2. 7.1.2 Driving Stepper Motors
        1. 7.1.2.1 Stepper Driver Typical Application
        2. 7.1.2.2 Power Loss Calculations
        3. 7.1.2.3 Junction Temperature Estimation
      3. 7.1.3 Driving Brushed-DC Motors
        1. 7.1.3.1 Brushed-DC Driver Typical Application
        2. 7.1.3.2 Power Loss Calculation
        3. 7.1.3.3 Junction Temperature Estimation
        4. 7.1.3.4 Driving Single Brushed-DC Motor
      4. 7.1.4 Driving Thermoelectric Coolers (TEC)
      5. 7.1.5 Driving Brushless DC Motors
    2. 7.2 Power Supply Recommendations
      1. 7.2.1 Bulk Capacitance
      2. 7.2.2 Power Supplies
    3. 7.3 Layout
      1. 7.3.1 Layout Guidelines
      2. 7.3.2 PCB Material Recommendation
      3. 7.3.3 Thermal Considerations
  9. 8 Package Thermal Considerations
    1. 8.1 DDW Package
      1. 8.1.1 Thermal Performance
        1. 8.1.1.1 Steady-State Thermal Performance
        2. 8.1.1.2 Transient Thermal Performance
  10. 9 Device and Documentation Support
    1. 9.1 Related Documentation
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information
    1. 11.1 Tape and Reel Information
  13. IMPORTANT NOTICE

Package Options

Mechanical Data (Package|Pins)
  • DDW|44
    • MPDS309B
  • PWP|28
    • MPDS373B
Thermal pad, mechanical data (Package|Pins)
  • DDW|44
    • PPTD374
  • PWP|28
    • PPTD376
Orderable Information
  • slose83a_oa
  • slose83a_pm
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Data Sheet

DRV8952 Four-channel Half-Bridge Driver with Current Sense Outputs

1 Features

  • Four-channel half-bridge driver
    • Independent control of each half-bridge
  • 4.5V to 55V operating supply voltage range
  • Low RDS(ON): 50mΩ for each FET (24 V, 25 °C)
  • High current capacity:
    • DDW package: Up to 5A per output
    • PWP package: Up to 4A per output
  • Can drive various types of loads -
    • Up to four solenoids or valves
    • One stepper motor
    • Two brushed-DC motors
    • One or two thermoelectric coolers (TEC)
    • One 3-phase brushless-DC motor
    • One 3-phase permanent magnet synchronous motor (PMSM)
  • Integrated current sense and regulation
    • Current sensing across high-side MOSFETs
    • IPROPI outputs for each half-bridge (DDW)
    • 5 % sense accuracy at maximum current

    • Optional external sense resistor

  • Pin-to-pin compatible with:
    • DRV8955PWP: 48V, 4-ch half-bridge driver
    • DRV8962DDW: 65V, 4-ch half-bridge driver
  • Separate logic supply voltage (VCC) (DDW)
  • Programmable output rise/fall time (DDW)
  • Programmable fault recovery method (DDW)
  • Supports 1.8V, 3.3V, 5.0V logic inputs
  • Low-current sleep mode (3µA)
  • Protection features
    • VM undervoltage lockout (UVLO)
    • Charge pump undervoltage (CPUV)
    • Overcurrent protection (OCP)
    • Thermal shutdown (OTSD)
    • Fault condition output (nFAULT)

 
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