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AS5045 - Austriamicrosystems

Description: 12b programmable magnetic rotary encoder Austriamicrosystems AS5045, Latch Hall Effect Sensor 16-Pin SSOP, 3 → 3.6 V, 4.5 → 5.5 V

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Symbol
AS5045 - Austriamicrosystems - PCB symbol
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PCB Footprints
AS5045 - Austriamicrosystems PCB footprint - Small Outline Packages - Small Outline Packages - AS5045
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3D Models
AS5045 - Austriamicrosystems - 3D model - Small Outline Packages - AS5045
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AS5045 Details

  • Manufacturer Part Number:

    AS5045

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SSOP

  • Package Description:

    SSOP-16

  • Pin Count:

    16

  • Reach Compliance Code:

    Compliant

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    ams

  • YTEOL:

    0

  • Body Breadth:

    5.3 mm

  • Body Height:

    1.73 mm

  • Body Length or Diameter:

    6.2 mm

  • Housing:

    PLASTIC

  • JESD-609 Code:

    e3

  • Measurement Range-Max (deg):

    360 deg

  • Mounting Feature:

    SURFACE MOUNT

  • Operating Current-Max:

    21 mA

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Interface Type:

    1-WIRE INTERFACE

  • Output Range:

    0.4-4.5V

  • Output Type:

    DIGITAL VOLTAGE

  • Package Shape/Style:

    RECTANGULAR

  • Sensors/Transducers Type:

    ROTARY POSITION SENSOR,HALL EFFECT

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn)

  • Termination Type:

    SOLDER

AS5045 Frequently Asked Questions (FAQs)

  • The AS5045 datasheet provides a recommended PCB layout and placement guide, but it's essential to follow good PCB design practices, such as keeping the device away from high-current carrying traces, using a solid ground plane, and minimizing noise coupling.
  • The AS5045 outputs data in a 14-bit parallel format. Engineers should ensure their microcontroller or interface can handle this format and perform any necessary bit-shifting or formatting to extract the desired angular position data.
  • The AS5045 datasheet recommends using a diametrically magnetized magnet with a diameter of 3-6 mm and a height of 1-2 mm. The magnet's magnetic field strength should be around 1-2 kGauss.
  • Calibration involves adjusting the device's internal settings to match the specific magnet and system configuration. This typically involves setting the zero position, gain, and offset using the device's built-in calibration registers.
  • The AS5045 is designed to tolerate some degree of magnet misalignment and air gap variations. However, excessive misalignment or air gap variations can affect the device's accuracy and linearity. It's essential to follow the recommended magnet placement and air gap guidelines to ensure optimal performance.

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AS5045 Overview

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AS5045 Alternates

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Part Image AS5045 ams OSRAM Group

Hall Effect Sensor, 0deg Min, 360deg Max, 0.4-4.5V, Rectangular, Surface Mount