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TMR1228 - MicroAmpere High Frequency Response Dual-Axis Bipolar Magnetic Switch Sensor

Download the TMR1228 datasheet PDF. This datasheet also covers the TMR1222 variant, as both devices belong to the same microampere high frequency response dual-axis bipolar magnetic switch sensor family and are provided as variant models within a single manufacturer datasheet.

General Description

The TMR1222/TMR1228 series magnetic switches integrated the tunneling magnetoresistance (TMR) magnetic sensor and CMOS circuitry, which is able to detect the change of magnetic field and output high and low voltage signals for high accuracy position detection.

Key Features

  • Tunneling magnetoresistance (TMR) technology.
  • Low power consumption: supply current 1.5 μA.
  • High frequency response: typ. 1 kHz.
  • Bipolar latching operation.
  • Wide range supply voltages: 1.8 V to 5.5 V.
  • CMOS push-pull output.
  • High sensitivity.
  • Excellent temperature stability.
  • High tolerance to external magnetic field interference.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (TMR1222-MultiDimension.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number TMR1228
Manufacturer MultiDimension
File Size 1.01 MB
Description MicroAmpere High Frequency Response Dual-Axis Bipolar Magnetic Switch Sensor
Datasheet download datasheet TMR1228 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Datasheet Version 2.0.2 TMR1222 / TMR1228 MicroAmpere High Frequency Response Dual-Axis Bipolar Magnetic Switch Sensor Description The TMR1222/TMR1228 series magnetic switches integrated the tunneling magnetoresistance (TMR) magnetic sensor and CMOS circuitry, which is able to detect the change of magnetic field and output high and low voltage signals for high accuracy position detection. Unlike Hall/AMR sensors, TMR sensors with extremely high resistance values allows TMR1222/1228 to achieve the supply current as low as 1.5 μA while operating in the full-time power supply mode, and maintaining the response frequency of the magnetic signal is 1 kHz.