Aura™ Series Encoders

Aura™ series encoders are high-resolution absolute encoders in an extremely small, low-power SMT package. Their high accuracy and run speed, combined with wide alignment tolerances, deliver an optimal solution for high-volume OEM designs.

Features

  • Absolute position feedback
  • Small, low-power SMT package
  • High resolution and accuracy
  • High run-speed
  • Wide alignment tolerances
  • Scale eccentricity compensation
  • Low communication latency
  • Comprehensive connectivity

 

 

Specifications

Specifications Rotary Linear
Dimensions 9.0 x 7.0 x 1.1 mm 9.0 x 7.0 x 1.1 mm
Interfaces BiSS-C, SSI, SPI, ABZ BiSS-C, SSI, SPI, ABZ
Resolution* 18-22 bit* ± 12.5 to 200 nm
Latency < 5 μsec (BiSS-C)
< 5 μsec (SPI)
< 30 μsec (SSI)
< 5 μsec (BiSS-C)
< 5 μsec (SPI)
< 30 μsec (SSI)
Accuracy** ± 0.005° ± 2 μm
Repeatability 1 LSB 1 LSB
Speed 83,721 rpm (with 18 mm scale) 50 m/s
Input Voltage 5 VDC ± 0.5 5 VDC ± 0.5
Supply Current 45 mA, unterminated outputs 45 mA, unterminated outputs
Operating Temperature -20 to 85° C

-20 to 85° C

Weight 1.5 g 1.5 g
Standard Scales*** 18 to 63.5 mm OD 9 to 195 mm

* Higher resolution can be achieved by increasing averaging sample size.
** Accuracy is specified using a glass scale with OD 51.8 mm (Rotary) and 80 mm measurable length (Linear).
*** Custom rotary and linear glass scales available – contact us for more information.

Aura™ series encoders Datasheet

Aura™ series Product Brochure