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Bourns TBU-RS Dual Channel High-Speed Protector

Bourns® TBU-RS Dual Channel High-Speed Protector is a Transient Blocking Unit (TBU) overcurrent and TVS overvoltage protector for the RS-485 communications interface. This high-speed protector offers 1μs fast protection response time and 850V maximum impulse voltage. The TBU-RS protector comes in 8mm x 5.5mm dimensions and is RoHS compliant. This overcurrent protector is ideal for RS-485 interface surge protection and Antenna Interface Standards Group (AISG) modem protection. 

Features

  • Dual channel protector for RS-485 interfaces
  • Aids compliance to IEC 61000-4-2 (ESD), IEC 61000-4-4 (EFT), and IEC 61000-4-5 (surge) standards
  • 1μs fast protection response time
  • RoHS compliant

Applications

  • RS-485 interface surge protection
  • AISG modem protection

Specifications

  • Dual unidirectional
  • 550V maximum impulse voltage

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Bourns TBU-RS Dual Channel High-Speed Protector