Allegro MicroSystems ACS37100 10MHz TMR Current Sensor Now at Mouser Electronics

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Learn more about the ACS37100 current sensor
Learn more about the ACS37100 current sensor

December 17, 2025 - Mouser Electronics, Inc., the industry's leading New Product Introduction (NPI) distributor with the widest selection of semiconductors and electronic components, is now stocking the ACS37100 10MHz TMR current sensor from Allegro MicroSystems.

Allegro Microsystems ACS37100 current sensor is factory-trimmed to provide high accuracy over the entire operating range. This feature eliminates the need for customer programming. The current is sensed differentially by two tunneling magnetoresistance (TMR) elements that subtract out interfering external common-mode magnetic fields. 

The ACS37100 current sensor is designed to enable system designers to unlock the full potential of fast-switching GaN and SiC FETs. Tailored to the needs of electric vehicles (xEVs), clean energy power conversion systems, and AI data center power supplies, the ACS37100 achieves an industry-leading 50 ns response time, providing the high-fidelity data needed for optimal efficiency and protection in demanding high-frequency applications.

To learn more about the ACS37100 current sensor, visit https://www.mouser.com/new/allegro/allegro-acs37100-tmr-current-sensor/.

For more Mouser news and our latest new product introductions, visit https://www.mouser.com/newsroom/.

 

As a global authorised distributor, Mouser offers the world's widest selection of the newest semiconductors and electronic components — in stock and ready to ship. Mouser's customers can expect 100% certified, genuine products that are fully traceable from each of its manufacturer partners. To help speed up the design process for customers, Mouser's website hosts an extensive library of technical resources, including a Technical Resource Centre, along with product data sheets, supplier-specific reference designs, application notes, technical design information, engineering tools and other helpful information.

About Mouser

2026 - Mouser is a leading authorised distributor of electronic components and industrial automation products. With more than 6.8 million products from more than 1,200 manufacturer brands, we offer the widest selection of products in Stock. Our electronic components business serves the design engineer and buyer communities with New Product Introductions in semiconductors, passive, interconnect and related electronic technologies. Our industrial automation business helps companies design, build and maintain their manufacturing equipment and operations with solutions including the newest sensors, panels, PLCs and motor controls available in Stock for immediate shipment.

Mouser provides best-in-class customer service with 28 locations worldwide that offer support in local language, currency and time zone. We ship products daily to more than 650,000 customers in 223 countries/territories from our +1.5 million-square-foot, state-of-the-art distribution facilities in the Dallas, Texas, metro area. For more information, visit https://www.mouser.com.

About Allegro MicroSystems

2026 - Allegro MicroSystems is redefining the future of sensing and power technologies. From green energy to advanced mobility and motion control systems, the Allegro team is passionate about developing intelligent solutions that move the world forward and give customers a competitive edge. With global engineering, manufacturing and support, Allegro is a trusted partner to both large enterprises and regional market leaders worldwide.

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Mouser and Mouser Electronics are registered trademarks of Mouser Electronics, Inc. All other products, logos, and company names mentioned herein may be trademarks of their respective owners.

For further information, please contact:
Kevin Hess, Mouser
Senior Vice President of Marketing
+1 (817) 804-3833
For press enquiries, please contact:
Kelly DeGarmo, Mouser
Manager, Corporate Communications and Media Relations
+1 (817) 804-7764