SBAS643B January   2018  – December 2024 DRV5056-Q1

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Pin Configuration and Functions
  6. 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 Magnetic Characteristics
    7. 5.7 Typical Characteristics
  7. Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Magnetic Flux Direction
      2. 6.3.2 Magnetic Response
      3. 6.3.3 Sensitivity Linearity
      4. 6.3.4 Ratiometric Architecture
      5. 6.3.5 Operating VCC Ranges
      6. 6.3.6 Sensitivity Temperature Compensation For Magnets
      7. 6.3.7 Power-On Time
      8. 6.3.8 Hall Element Location
    4. 6.4 Device Functional Modes
  8. Application and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Selecting the Sensitivity Option
      2. 7.1.2 Temperature Compensation for Magnets
      3. 7.1.3 Adding a Low-Pass Filter
      4. 7.1.4 Designing for Wire Break Detection
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
      3. 7.2.3 Application Curve
    3. 7.3 Best System Practices
    4. 7.4 Power Supply Recommendations
    5. 7.5 Layout
      1. 7.5.1 Layout Guidelines
      2. 7.5.2 Layout Examples
  9. Device and Documentation Support
    1. 8.1 Documentation Support
      1. 8.1.1 Related Documentation
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Design Requirements

Use the parameters listed in Table 7-2 for this design example.

Table 7-2 Design Parameters
DESIGN PARAMETEREXAMPLE VALUE
VCC3.3 V
Magnet10-mm diameter × 6-mm long cylinder, ferrite
Distance from magnet to sensorFrom 20 mm to 3 mm
Maximum B at the sensor at 25°C72 mT at 3 mm
Device optionDRV5056A3-Q1