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AS5047U - High Resolution Rotary Position Sensor

14-bit on-axis magnetic rotary position sensor with up to 14-bit binary incremental pulse count

特徴

  • DAEC ™ Dynamic angle error compensation
  • DFS ™ Dynamic filter system
  • Magnetic stray field immunity
  • Independent output interfaces: SPI, ABI, UVW, PWM

利点

  • Easy to use – saving costs on DSP
  • Higher durability and lower system costs (no shield needed)
  • Versatile choice of the interface

製品パラメーター

Resolution [bit] 14
Interface
Output SPI, ABI, UVW, PWM
Max. Speed [rpm] 28000
Overvoltage Protection
Redundant
Supply Voltage [V] 3.3 or 5.0
Temperature Range [°C] -40 to +125
Package TSSOP-14
Automotive Qualified No
Longevity Program January 2031

概要

The AS5047U is a high-resolution rotary position sensor for fast absolute angle measurement over a full 360-degree range. This new position sensor is equipped with revolutionary integrated dynamic angle error compensation (DAEC™) with almost 0 latency at higher rotational speed. For increased signal quality at lower rotational speed, the dynamic filter system (DFS ™) reduces transition noise.
The robust design of the device suppresses the influence of any
homogenous external stray magnetic field. A standard 4-wire
SPI serial interface with a CRC protection allows a host
microcontroller to read 14-bit absolute angle position data
from the AS5047U and to program non-volatile settings without
a dedicated programmer.
Incremental movements are indicated on a set of ABI signals
with a maximum resolution of 16989 steps / 4096 pulses per
revolution.
Brushless DC (BLDC) motors are controlled through a standard
UVW commutation interface with a programmable number of
pole pairs from 1 to 7. The absolute angle position is also
provided as PWM-encoded output signal.
AS5047U are single die sensors and are available in a TSSOP14
Package.

With two decades of magnetic sensor system know-how, we have broad experience in selecting the most suitable magnets. ams experts recommend the following magnet suppliers.

本製品は以下の用途に適しています。

  • - Factory automation
  • - Building automation
  • - Robotics
  • - PMSM (permanent magnet synchronous motor)
  • - Stepper motor closed loop
  • - Optical encoder replacement

ツール

タイトル カテゴリー 見出し 購入
AS5x47SocketBoard Application Board Socket Board for AS5x47
AS5x47UAdapterBoard Application Board Adapter Board for AS5x47U
SD4Y-PP Accessories Production Programmer SD4Y
USBI&PBox Accessories USB I&P Box for I2C/SPI
AS5x47UMotorBoard Application Board Motor Board for AS5x47U

技術資料

タイプ 品目 言語
Datasheet AS5047U Datasheet version 1-01 English
Application Note Description of adaptive filter English
Application Note Dynamic Angle Error Compensation Description English
Application Note Zero Position Programming in Motor Control Application English
Application Note AN5000 Magnet Selection Guide v1-04 English
Application Note USB Interface & Programming Box English
User Guide AS5x47U Motor Board English

お知らせ

タイプ 品目 言語
Product Change Notification PCN38-2018 (AS50xx, AS51xx, AS52xx, AS54xx, AS8xxx) English

その他の情報

タイプ 品目 言語
Block Diagram Block Diagram of AS5047U English
Factsheet Contactless Magnetic Position Sensing for Motor Control English
Factsheet Position Sensors Family Overview English
Image ASXXXX On-Axis TSSOP14 Magnetic Field Lines
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