JAJSHT7 August   2019 DRV5057-Q1

PRODUCTION DATA.  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
    1.     Device Images
      1.      代表的な回路図
      2.      磁気応答
  4. 4 改訂履歴
  5. 5 概要 (続き)
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Magnetic Characteristics
    7. 7.7 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Magnetic Flux Direction
      2. 8.3.2 Sensitivity Linearity
      3. 8.3.3 Operating VCC Ranges
      4. 8.3.4 Sensitivity Temperature Compensation for Magnets
      5. 8.3.5 Power-On Time
      6. 8.3.6 Hall Element Location
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Selecting the Sensitivity Option
      2. 9.1.2 Decoding a PWM
        1. 9.1.2.1 Decoding a PWM (Digital)
          1. 9.1.2.1.1 Capture and Compare Timer Interrupt
          2. 9.1.2.1.2 Oversampling and Counting With a Timer Interrupt
          3. 9.1.2.1.3 Accuracy and Resolution
        2. 9.1.2.2 Decoding a PWM (Analog)
    2. 9.2 Typical Applications
      1. 9.2.1 Full-Swing Orientation Example
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
        3. 9.2.1.3 Application Curve
      2. 9.2.2 Half-Swing Orientation Example
        1. 9.2.2.1 Design Requirements
        2. 9.2.2.2 Detailed Design Procedure
    3. 9.3 What to Do and What Not to Do
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12デバイスおよびドキュメントのサポート
    1. 12.1 ドキュメントのサポート
      1. 12.1.1 関連資料
    2. 12.2 ドキュメントの更新通知を受け取る方法
    3. 12.3 コミュニティ・リソース
    4. 12.4 商標
    5. 12.5 静電気放電に関する注意事項
    6. 12.6 Glossary
  13. 13メカニカル、パッケージ、および注文情報

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

7.6 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.