JAJSNP8A March   2023  – February 2024 TMAG6181-Q1

PRODUCTION DATA  

  1.   1
  2. 1 特長
  3. 2 アプリケーション
  4. 3 概要
  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 Magnetic Characteristics
    7. 5.7 Typical Characteristics
  7. 6 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 Sensors Location and Placement Tolerances
      3. 6.3.3 Magnetic Response
      4. 6.3.4 Parameters Definition
        1. 6.3.4.1 AMR Output Parameters
        2. 6.3.4.2 Transient Parameters
          1. 6.3.4.2.1 Power-On Time
        3. 6.3.4.3 Hall Sensor Parameters
        4. 6.3.4.4 Angle Accuracy Parameters
      5. 6.3.5 Automatic Gain Control (AGC)
      6. 6.3.6 Turns Counter
        1. 6.3.6.1 Rotation Tracking
      7. 6.3.7 Safety and Diagnostics
        1. 6.3.7.1 Device Level Checks
        2. 6.3.7.2 System Level Checks
    4. 6.4 Device Functional Modes
      1. 6.4.1 Operating Modes
        1. 6.4.1.1 Active Mode
        2. 6.4.1.2 Active-Turns Mode
        3. 6.4.1.3 Low-Power Mode
        4. 6.4.1.4 Sleep Mode
        5. 6.4.1.5 Fault Mode
  8. 7 Application and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Power Supply as the Reference for External ADC
      2. 7.1.2 AMR Output Dependence on Airgap Distance
      3. 7.1.3 Calibration of Sensor Errors
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
        1. 7.2.2.1 Designing with Multiple Sensors
          1. 7.2.2.1.1 Designing for Redundancy
          2. 7.2.2.1.2 Multiplexing Multiple Sensors
      3. 7.2.3 Application Curve
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 ドキュメントの更新通知を受け取る方法
    2. 8.2 サポート・リソース
    3. 8.3 Trademarks
    4. 8.4 静電気放電に関する注意事項
    5. 8.5 用語集
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）
サーマルパッド・メカニカル・データ
発注情報

7.2.1 Design Requirements

Figure 7-4 shows the center of the magnet aligned with the center of the sensor in a typical on-axis application.

GUID-20220701-SS0I-SPHV-6WQ7-1RZQP2437L9X-low.svg Figure 7-4 On-Axis Measurement Setup for TMAG6181-Q1

Use the parameters listed in Table 7-1 for this design example.

Table 7-1 Design Parameters
DESIGN PARAMETERS ON-AXIS MEASUREMENT
VCC 5V
Magnet Cylinder: 4.7625mm diameter, 12.7mm thick, neodymium N52, Br = 1480

Output mode

 Differential-ended

Maximum speed of the motor

8,000rpm
Desired angle error across temperature <1°

Magnet to sensor placement

End of shaft