Bourns® IsoMOV™ Hybrid Protectors

Bourns® IsoMOV™ Component Features:

  • Space-saving form factor
  • Ultra-low leakage current
  • Lower clamping voltage
  • Isolation GDT extends MOV life
  • Passes ring-wave requirement
  • State-of-the-art surge ratings
  • High temperature rating
  • Graceful end-of-life failure mode

Bourns® Model TBU-RS055-300-WH

TBU-RS Features:

  • Integrated dual-channel RS-485 overcurrent and overvoltage protection
  • MOSFET technology protects in ~ 1μs with automatic reset
  • Low capacitance design for signal integrity and bandwidth preservation
  • Component-reducing, space-saving two-in-one DFN package
Data Sheet

Bourns® Model GDT25 Series


  • Fast response time
  • Wide temperature range
  • High surge current rating
  • Low capacitance and insertion loss
  • Stable performance throughout life
  • Small surface mount package

Overvoltage Protectivon and EMI Suppression

Bourns and KEKO-Varicon are now ONE! All products have been fully integrated.

  • Seamless ordering of part numbers
  • Easy-to-use varistor product search
  • Bourns’ trusted worldwide support
  • Streamlined product sample requests
  • All products available through Bourns authorized distributor network

High temps never looked so cool

  • Operating temperature range up to 125 °C
  • Low thermal derating factor, with higher hold currents at elevated temperatures
  • Space-saving footprint sizes from 1812 (MF-MSHT model series) to 0603 (MF-FSHT model series)
  • cUL and TÜV certification
  • AEC-Q200 compliance

Take control of USB-C thermal runaway

  • Thermal runaway protection for USB-C and other charging cables
  • Trip temperature ratings from 75 °C to 100 °C
  • Compact 1210 and 1206 footprints
  • Low profile for over-molding
  • 12 V and 50 A maximum ratings
  • Ultra-low impedance/resistance

Bourns® Model HCT Series

Designed for use with Texas Instruments push-pull converters for high-voltage isolation applications:

  • Battery Management Systems and chargers
  • Gate drivers and DC/DC converters
  • Isolated power supplies for CAN, RS-485, RS-422, RS-232, SPI, I2C, low power CAN
  • Low noise isolated USB supplies

Increase BMS Life & Safety with Bourns Solutions

Bourns high-quality components are designed to meet BMS requirements for:

  • Isolated communications
  • High voltage support
  • Effective protection
  • Wide temperature range
  • Accurate current sensing
homepage_splash_webinars2Bourns BMS Webinar
Bourns Power & Signal Magnetics Solutions in BMS (Battery Management Systems)
Watch now ►
homepage_splash_flyback_whiterpaperNew White Paper!
Learn How Multi Output Flyback Transformers in Battery Chargers Can Be More Efficient With Litz Wire.
Read now ►
homepage_splash_isomov_videoBourns® New IsoMOV™ Hybrid Protector Component
Functionality and protection advantages in a more robust design—it's all in our new video.
Watch now

Bourns 70 years of trimming potentiometer technology innovation - Multiturn, Single-turn, Military Qualified Trimpots

Keyword Search

Datasheet Search

Inventory Search

Bourns model or part number

Select Region

Cross-Reference Search

Competitor model or part number.


Sign up to receive news and updates

Thank you! You will receive an email requesting confirmation of your subscription shortly.

Sign up to receive news and updates

By submitting you agree that Bourns, Inc. may collect and use the personal data which you have provided in this form for providing marketing material that you have agreed to receive, in accordance with our Privacy Policy.
Find a Sales Location

Find a Sales Location

Purchase our products through our authorized distribution centers.

Find a location
VIdeo Library

Video Library

From product training to business highlights to tips and tricks.

Check out our videos
Customer Support

Customer Support

We are here to help you fulfill your needs.
Give us a call or email us today.

Speak to a representative
Engineering & Design Files

Engineering & Design Files

SPICE, S-Parameter, LTspice, 3D.
See how our files can improve your design.

Explore our design files
Please take a quick survey
Quick survey  
Opt out

Bourns Web Survey

Please answer as many questions as you can with 1 being unfavorable and 5 most favorable.
How easy was it to find what you were looking for on our website?
How satisfied are you with the content?
Did it take you more or less time than you expected to find what you were looking for?
How likely is it that you will recommend our website to a friend or colleague?
(Please include your email address if you have any questions.)