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COTO TECHNOLOGY RR1221A22512 Magnetic Sensor

The REDROCK RR122-1A22-511 / 512 is a highly sensitive digital magnetic sensor based on patented Tunneling Magnetoresistance (TMR) technology, suitable for medical, industrial, automotive, and consumer applications. It offers omnipolar response with a 9 G sensitivity, operating from 1.7V to 5.5V and drawing just 190 nA on average. Designed to operate in ambient temperatures from -40°C to +85°C, it supports proximity detection, rotary sensing, fluid level detection, and more, making it ideal for magnetic sensing tasks requiring low power and high reliability.

Authorized Distributors
Source:Newark
Part No:RR122-1A22-512
Stock:703
Inv Date:06-10-2026
Price: Unit price: $0.545
Buy/RFQ:
Source:DigiKey
Part No:RR122-1A22-512
Stock:27000
Inv Date:06-10-2026
Price: Unit price: $0.51543
Buy/RFQ:
Part No:RR122-1A22-512
Stock:0
Inv Date:06-11-2026
Price: N/A
Buy/RFQ:

COTO TECHNOLOGY RR1221A22512 Magnetic Sensor Specifications:

  • Operate sensitivity: 9 G
  • Supply Voltage: 1.7V to 5.5V
  • Average Current: 190 nA
  • Response Mode: Omnipolar push-pull
  • Operating Temperature: -40°C to +85°C
  • Storage Temperature: -65°C to +150°C
  • Junction Temperature: +150°C
  • Soldering Temperature: 260°C for 3 cycles, 1 min each
  • ESD Level: Human Body Model +4000 V
  • Magnetic Field Exposure: Up to 500 G
  • Switching frequency: 7-13 Hz
  • Operating frequency: 10 Hz
  • Output: Active low push-pull
  • Device packaging: SOT-23-3, LGA-4
  • RoHS & REACH compliant

Buy the RedRock Series RR122 TMR Digital Push-Pull Magnetic Sensor: RR122-1A22-512

Enhance your projects with the RedRock magnetic sensor RR122-1A22-512, engineered for high sensitivity and ultra-low power operation. Perfect for proximity detection, fluid level measurement, rotational sensing, and more, this device supports a wide voltage range and operates reliably from -40°C to +85°C. Its omnipolar push-pull output ensures seamless integration with microcontrollers and digital systems. Choose this sensor to ensure precise, dependable magnetic sensing in automotive, industrial, and medical equipment, backed by RoHS and REACH compliance for environmentally responsible use.

Get RedRock RR122-1A22-512 today—built for precision, low power consumption, and reliable magnetic sensing in industrial and medical applications.

Frequently Asked Questions

Where can I buy COTO TECHNOLOGY RR1221A22512?

You can click on the BUY or RFQ button to purchase RR1221A22512 from an authorized COTO TECHNOLOGY distributor.

How do I troubleshoot issues or seek technical support for part RR1221A22512?

You can download the RR1221A22512 datasheet or visit the COTO TECHNOLOGY website for support.

Who is the manufacturer of RR1221A22512?

COTO TECHNOLOGY

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