OH9218 MicroPower , Ultra-Sensitive CMOS Hall IC

  • Mainly designed for battery-powered, hand-held equipment
  • Extremely Low Switch-Point Drift
Supply voltage

Operating point (Bop)

Release point (BRP)

Operating temperature

Average supply current

Output current


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Download datasheet

OH9218 micropower unipolar Hall IC.pdf

Product description

OH9218 is with proprietary Hall effect plate and single CMOS output driver, mainly designed for battery-powered, hand-held equipment (such as cellular and cordless phone, PDA). When the north-pole of sufficient strength on-chip or south-pole of sufficient strength under chip, OH9218 will turn on the output.


  • 1.8V to 4.5V battery operation
  • Operation with North or South Pole
  • Chopper stabilized Superior temperature stability
  • Extremely Low Switch-Point Drift
  • Insensitive to Physical Stress
  • Good RF noise immunity
  • ESD HBM bigger than 4kV
  • Lead Free Finish/RoHS Compliant


  • Mobile phones and Portable electronic devices
  • Notebook

Magnetic-electrical Transfer Characteristics


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