SLOSE83A March   2023  – January 2025 DRV8952

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 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

Package Options

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

6.3 Feature Description

The following table shows the recommended values of the external components for the DRV8952.

Table 6-1 External Components
COMPONENTPIN 1PIN 2RECOMMENDED
CVM1VMPGND1X7R, 0.01-µF, VM-rated ceramic capacitor
CVM2VMPGND3X7R, 0.01-µF, VM-rated ceramic capacitor
CVM3VMPGND1Bulk, VM-rated capacitor
CVCPVCPVMX7R, 1-µF, 16-V ceramic capacitor
CSWCPHCPLX7R, 0.1-µF, VM-rated ceramic capacitor
CDVDDDVDDGNDX7R, 1-µF, 6.3-V or 10-V rated ceramic capacitor
CVCCVCCGNDX7R, 0.1-µF, 6.3-V or 10-V rated ceramic capacitor
RnFAULTDVDD or VCCnFAULT10-kΩ resistor
RREF1VREFDVDDResistors to set current regulation threshold.
RREF2VREFGND
RIPROPIxIPROPIxGND

For details, see Section 6.5.1