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Littelfuse LF32115TMR Magnetic Position Sensor

The LF32115TMR TMR Switch is a high-sensitivity, low-power digital magnetic sensor featuring TMR and CMOS technology. It integrates a TMR magnetic sensor, voltage generator, amplifier, comparator, and Schmitt trigger in a compact SOT23-3 package, enabling accurate, noise-immune magnetic position sensing at low power consumption of only 200nA. Suitable for proximity detection, speed sensing, and rotary applications, it operates over a wide voltage range of 1.8V to 5.5V, with excellent thermal stability and tolerance to external magnetic interference, ideal for battery-powered and industrial uses.

Authorized Distributors
Source:Newark
Part No:LF32115TMR
Stock:855
Inv Date:05-28-2026
Price: Unit price: $0.556
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Source:DigiKey
Part No:LF32115TMR
Stock:2995
Inv Date:05-28-2026
Price: Unit price: $0.93
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Part No:LF32115TMR
Stock:1164
Inv Date:05-29-2026
Price: Unit price: $0.86
Buy/RFQ:
Part No:LF32115TMR
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.42
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Source:Arrow EU
Part No:LF32115TMR
Stock:3000
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Littelfuse LF32115TMR Magnetic Position Sensor Specifications:

  • Supply Voltage: 1.8V to 5.5V
  • Power Consumption: 200nA
  • Magnetic Flux Density: 4000 Gauss maximum
  • Operation Point: 17 Gauss
  • Release Point: 13 Gauss
  • Hysteresis: 4 Gauss
  • Output Voltage: High at Vee - 0.2V, Low at 0.1V
  • Output Type: Open Drain
  • Switching Frequency: 50Hz
  • Operating Temperature: -40°C to 125°C
  • Magnetic sensitivity: 17 Gauss (operate), 13 Gauss (release)
  • Package: SOT23-3
  • Pin Configuration: Vout, GND, Vcc
  • ESD Level: 4 kV (HBM)
  • Reverse Voltage: 0.3V
  • Output Leak Current: 1μA
  • MTBF: High thermal stability and noise immunity

Buy the Littelfuse LF32115TMR – Reliable Magnetic Position Sensor for Industrial Applications

Purchase the Littelfuse LF32115TMR today online and enhance your proximity, speed, or rotary sensing systems with its high sensitivity, low power operation, and excellent thermal stability. Ideal for industrial automation, battery-powered devices, and measuring equipment, this compact sensor provides accurate switching points and immunity to stray magnetic interference. Available in a small SOT23-3 package, it’s perfect for space-constrained applications requiring reliable magnetic detection. Get yours now for efficient, cost-effective sensing solutions.

Order your Littelfuse LF32115TMR magnetic switch today and ensure highly sensitive, low power position sensing for industrial and portable projects.

Frequently Asked Questions

Where can I buy Littelfuse LF32115TMR?

You can click on the BUY or RFQ button to purchase LF32115TMR from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part LF32115TMR?

You can download the LF32115TMR datasheet or visit the Littelfuse website for support.

Who is the manufacturer of LF32115TMR?

Littelfuse

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