ZHCSK51 August   2019 DRV5057-Q1

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      典型原理图
      2.      磁响应
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
    1.     Pin 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 Magnetic Characteristics
    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 Magnetic Flux Direction
      2. 7.3.2 Sensitivity Linearity
      3. 7.3.3 Operating VCC Ranges
      4. 7.3.4 Sensitivity Temperature Compensation for Magnets
      5. 7.3.5 Power-On Time
      6. 7.3.6 Hall Element Location
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Selecting the Sensitivity Option
      2. 8.1.2 Decoding a PWM
        1. 8.1.2.1 Decoding a PWM (Digital)
          1. 8.1.2.1.1 Capture and Compare Timer Interrupt
          2. 8.1.2.1.2 Oversampling and Counting With a Timer Interrupt
          3. 8.1.2.1.3 Accuracy and Resolution
        2. 8.1.2.2 Decoding a PWM (Analog)
    2. 8.2 Typical Applications
      1. 8.2.1 Full-Swing Orientation Example
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curve
      2. 8.2.2 Half-Swing Orientation Example
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
    3. 8.3 What to Do and What Not to Do
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11器件和文档支持
    1. 11.1 文档支持
      1. 11.1.1 相关文档
    2. 11.2 接收文档更新通知
    3. 11.3 社区资源
    4. 11.4 商标
    5. 11.5 静电放电警告
    6. 11.6 Glossary
  12. 12机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

6.6 Magnetic Characteristics

for VCC = 3 V to 3.63 V and 4.5 V to 5.5 V, over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
DL Linear duty cycle range 8 92 %D(1)
DCL Clamped-low duty cycle B(1) < –250 mT 5.3 6 6.7 %D
DCH Clamped-high duty cycle B > 250 mT 93.3 94 94.7
DQ Quiescent duty cycle(2) B = 0 mT, TA = 25°C, VCC = 3.3 V or 5 V 43 50 57 %D
VQΔL Quiescent duty cycle lifetime drift High-temperature operating stress for 1000 hours < 0.5 %
S Sensitivity VCC = 5 V,
TA = 25°C		 DRV5057A1-Q1 1.88 2 2.12 %D/mT
DRV5057A2-Q1 0.94 1 1.06
DRV5057A3-Q1 0.47 0.5 0.53
DRV5057A4-Q1 0.23 0.25 0.27
VCC = 3.3 V,
TA = 25°C		 DRV5057A1-Q1 1.13 1.2 1.27
DRV5057A2-Q1 0.56 0.6 0.64
DRV5057A3-Q1 0.28 0.3 0.32
DRV5057A4-Q1 0.138 0.15 0.162
BL Linear magnetic flux density sensing range(2)(3) VCC = 5 V,
TA = 25°C		 DRV5057A1-Q1 ±21 mT
DRV5057A2-Q1 ±42
DRV5057A3-Q1 ±84
DRV5057A4-Q1 ±168
STC Sensitivity temperature compensation for magnets(4) 0.12 %/°C
SLE Sensitivity linearity error(2) Output duty cycle is within DL ±1 %
RSE Sensitivity error over operating VCC range Output duty cycle is within DL ±1 %
SΔL Quiescent error over operating VCC range < 0.5 %
(1) B is the applied magnetic flux density.
(2) See theSensitivity Linearity section.
(3) BL describes the minimum linear sensing range at 25°C taking into account the maximum VQ and sensitivity tolerances.
(4) STC describes the rate the device increases Sensitivity with temperature. For more information, see theSensitivity Temperature Compensation for Magnets section and Figure 4 to Figure 11.