Allegro MicroSystems XtremeSense™ TMR Technology Sensors
Allegro MicroSystems XtremeSense™ TMR (Tunnel Magnetoresistance) Technology Sensors feature a range of high-bandwidth and ultra-low-noise integrated contact current sensors. XtremeSense TMR technology enables high magnetic sensitivity, extremely low power consumption, and smaller size compared to other magnetic technologies such as Hall, AMR, and GMR. Allegro MicroSystems XtremeSense TMR Technology Sensors are an ideal fit for high-growth industries such as automotive, industrial, and consumer goods that require higher accuracy, lower power consumption, and greater bandwidth.
Videos
Features
- Efficient power conversion
- Accurately measures the full dynamic range
- Provide a cleaner signal
- Adoption of wide bandgap transistors
- Reduced energy footprint
Applications
- Solar / power inverters
- UPS
- SMPS
- Telecom power supplies
- Battery management systems
- Motor control
- White goods
- Power utility meters
- Overcurrent fault protection
TMR Chart
Additional Resources
- TMR Brochure
- Blog: What is TMR: Tunnel Magnetoresistance
- Blog: Why TMR Technology?
- Blog: How does XtremeSense TMR Technology Enable Efficient Applications
- XtremeSense TMR: Optimize Your Sensor System Design for Peak Performance
- Allegro TMR: A Cutting-Edge Sensing Solution for Driving Automation and ADAS
- The Power of Precision: Revolutionizing Switches and Latches with TMR Technology
- How Does XtremeSense™ TMR Technology Enable Efficient Applications
Associated Boards
- EVB102 - 1D Linear Sensor Breakout Board for CT100
- EVB111-5.0A - TMR Current Sensing Evaluation Board With CT110
- EVB222-1.5 - Evaluation Board for CT220
- EVB222-15 - Evaluation Board for CT220
- CTD427-20AC - Contact Current Sensor Demo Board CT427
- CTD428-50AC - Contact Current Sensor Demo Board CT428
- CTD432-50AC - Contact Current Sensor Demo Board CTD432
- EVB310 - 2D Angular Sensor Breakout Board for CT310
- CTD433-20AC - Contact Current Sensor Demo Board CTD433
- MIKROE-6385-Current Sensor Current 10 Click add-on Board
Development Tools
Allegro MicroSystems Current Sensor Evaluation Boards
Allows quick evaluation of Allegro Current Sensors without needing a custom circuit board.
Allegro MicroSystems CTD456 Evaluation Board
Demonstrates the advantages of the CT456 high dV/dt optimised XtremeSense™ current sensor.
Featured Sensors
Allegro MicroSystems CT310 XtremeSense™ TMR Sensors
Dual full-bridge configuration from Allegro developed on its patented XtremeSense 2D TMR technology.
Allegro MicroSystems CT425 XtremeSense® TMR Sensors
High bandwidth and use patented XtremeSense® TMR technology.
Allegro MicroSystems CT426 XtremeSense® TMR Sensors
Offers a 3V to 3.6V supply voltage range, up to 30A current rating, and 1MHz bandwidth.
Allegro MicroSystems CT427 XtremeSense® TMR Sensors
Offers a 0.30µs response time, ≤±1.0% FS total error output, and 3V to 3.6V supply voltage range.
Allegro MicroSystems CT430 XtremeSense™ TMR Sensors
High bandwidth and ultra-low noise integrated contact current sensors.
Allegro MicroSystems CT431 XtremeSense® TMR Sensors
High bandwidth and ultra-low noise integrated contact current sensors.
Allegro MicroSystems CT450 XtremeSense® TMR Sensors
High bandwidth and low noise integrated contactless current sensors.
Allegro MicroSystems CT455 XtremeSense™ TMR Contactless Current Sensors
Features 1MHz bandwidth, less than 300ns response time and a 3.3V or 5V supply voltage range.
Allegro MicroSystems CT456 XtremeSense™ TMR Contactless Current Sensor
Enable high-accuracy current measurements for consumer, enterprise and industrial applications.