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PAT9125EL-TKIT / TKMT

  • Low power consumption
  • Resolution: from approx. 5cpi to 1275cpi, or 630 counts/rev (based on 1mm diameter shaft)
  • Wide working range of 1~10mm (on stainless steel)
  • Position sensing support
  • SMT reflowable 8-pin LGA integrated with VCSEL LASER die
  • Compliance with IEC-EN 60825-1 Eye Safety
  • Requires no optical lens
  • Suitable for digital rotary input on smart watches, fine resolution input selectors and smart dials
Key Features
Supply Voltage (V) VDD: 1.7~1.9 or 2.1~3.3
Interface Voltage VDDIO (V) 2.7~3.3
Power Consumption (mA) Typ. 0.7
Shutdown Current (μA) Typ. 5
Communication I²C @ 400kHz / 3-wire SPI @ 2MHz
Tracking Surfaces Glossy surface
Typical Tracking Speed Flat surface: 10 ips (25cm/s) @ 1~3mm; 30 ips (76cm/s) @ >3~30mm; ɸ1.0mm shaft: 300 rpm
Resolution Flat surface: 1,275 CPI (502 counts/cm); ɸ1.0mm shaft: 630 count/rev
Typical Resolution Variation at Nominal Height ~10% @ stainless steel
Working Distance to Tracking Surface (with cover: measured from the top of the cover / without cover: measured from the top of the lens / exceptions will be specified) Cylinder surface: 1~10mm; Flat surface: 1~30mm
Package Type 8-pin LGA
System Solution Size (L*W*H) (mm³) 3.50*3.20*1.0
Light Source Wavelength (nm) 850
Light Source Type VCSEL
PA No. of Pairing Lens No lens required
Supports External Cover No
Other Information N/A

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