- Bourns, Inc. has been leading the electronics industry in the design, manufacture and sale of electronic components and integrated solutions since its inception in 1947 by Marlan and Rosemary Bourns. As an industry innovator, Bourns targets product development at high-growth industries such as computers, telecommunications, automotive and portable electronics.


Multifuse PPTC Resettable Fuses

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Bourns announces the introduction of the new 8 V and 6 V rated Model MF-FSML/X series of low resistance surface mount Polymer Positive Temperature Coefficient (PPTC) resettable fuses. Learn More

Inductive Components

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Bourns introduces the Model CVH201610A Multilayer Power Chip Inductors Series. Learn More

Polymeric Thermal Cutoff Devices

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Bourns announces the introduction of a new family of Polymeric Thermal Cutoff (P-TCO) devices designed to protect USB-C cables from destructive and potentially dangerous thermal runaway events. Learn More

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Newest Products View All (141)

MF-GSMF Series Multifuse® Polymer PTC Resettable Fuses

Bourns’ MF-GSMF series polymer PTC resettable fuses have a higher voltage (36 VDC) and hold current (3.0 A) ratings with initial resistance as low as 0.01 ohm. Learn More

MF-FSML/X Series PPTC Resettable Fuses

Bourns offers 8 V and 6 V rated model MF-FSML/X series of low resistance surface mount polymer positive temperature coefficient (PPTC) resettable fuses. Learn More

GMOV™ Hybrid Overvoltage Protection Components

The Bourns® GMOV™ hybrid overvoltage protection component combines a metal oxide varistor and a gas discharge tube with patented space-saving FLAT® technology. Learn More

Modular Contacts

Bourns' 70AA, 70AB, and 70AD male and female spring connectors offer a low profile design with proven reliability to 50,000 mated cycles. Learn More

SM8S-Q Series AEC-Q101 Compliant TVS Diodes

The Bourns® model SM8S-Q for surge and ESD protection applications are available in a compact chip package DO-218 size format. Learn More

TBU-DF Series Dual-Channel TBU® High-Speed Protectors (HSPs)

Bourns® dual-channel TBU® HSPs protect against faults caused by short circuits, overvoltage transients, and faults in battery cells up to rated limits. Learn More

Tools & Support

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Technical Library

Bourns’ comprehensive library of design notes, white papers, application notes, technical articles and product guides and catalogs provide in-depth technology information to support your application development needs. Learn More

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PortNote™ Solutions

For your convenience, Bourns offers a variety of PortNote™ solutions and design kits. Learn More

Recent PTMs View All (25)

BPS230 Humidity Sensor Publish Date: 2018-10-29

This presentation will provide an overview of the BPS230 Humidity Sensor from Bourns®.

Duration: 5 minutes
BPS110 BPS120 and BPS130 Pressure Sensors Publish Date: 2018-10-29

The Bourns Precision Sensor (BPS) portfolio has dependable sensors for every type of pressure, from precision, ultra low pressure to high temperatures and harsh environments.

Duration: 5 minutes
Power Transient Voltage Suppressor Diodes Updated: 2015-01-22

Use Bourn's bidirectional PTVS diodes to protect electronic equipment from damages from high energy transients on AC and DC power lines.

Duration: 35 minutes
AMS22B Single-Turn Magnetic Position Sensor Publish Date: 2013-08-30

Saves repair and maintenance costs and provides a reliable and longer lifetime solution compared to traditional contacting single-turn potentiometers.

Duration: 10 minutes

Featured Videos View All (25)

Bourns GMOV™ Protection Components | Digi-Key Daily

The Bourns GMOV hybrid overvoltage protection component combines a metal oxide varistor (MOV) and a gas discharge tube (GDT) with patented space-saving FLAT® technology.

Bourns® Environmental Sensors

BPS pressure sensors are based on innovative MEMS technology which provides extremely accurate condition readings in a miniature package size.

Bourns Environmental Sensors | Digi-Key Daily

The model BPS110 and BPS120 pressure sensor models deliver extremely accurate ultra-low pressure sensing capabilities for sensitive applications.

Bourns SMxJ-Q Series Diodes | Digi-Key Daily

SMAJ-Q, SMBJ-Q, SMCJ-Q, and SMLJ-Q unidirectional and bidirectional TVS diodes from Bourns are now AEC-Q101 compliant for use in specified automotive applications.

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