Bourns 2-Element Bi-Directional TVS Diode, 7-Pin DFN, Surface Mount, 12V Maximum Reverse Stand-off Voltage TBU-RS055-300-WH

Bourns TBU-RS055-300-WH is a 2-element bi-directional Transient Voltage Suppression (TVS) diode designed for surface mount applications on RS-485 communication interfaces. It features a 7-pin DFN package with a compact size of 5.5mm in length, 8mm in width, and 1mm in height. The common anode diode configuration and bi-directional protection provide effective surge and ESD defense, helping circuits withstand transient voltage spikes swiftly.

This device supports a minimum breakdown voltage of 13.3 volts and a maximum reverse stand-off voltage of 12 volts, ensuring dependable protection during abnormal power conditions. With a low clamping voltage of 26 volts and maximum reverse leakage current of just 1.2 microamperes, it safeguards devices while minimizing energy loss.

The diode operates reliably across a broad temperature range from -55°C to 125°C, suitable for industrial, commercial, and telecommunications applications. It complies with IEC 61000-4-2 (ESD), IEC 61000-4-4 (EFT), and IEC 61000-4-5 (Surge) standards, offering robust immunity to electrical disturbances.

This integrated dual channel protector is specifically designed to be combined with overvoltage protectors like Bourns GDT or TISP thyristor surge protectors, facilitating compliance with rigorous industry standards for transient suppression.

RoHS compliant, this Bourns TVS diode offers long-lasting, energy-efficient protection and is ideal for use in electronic circuits requiring stable surge defense under challenging operating conditions.

This device features a common anode diode configuration with bi-directional protection. It has a minimum breakdown voltage of 13.3 volts for reliable clamping. Maximum reverse stand-off voltage is rated at 12 volts ensuring consistent performance.

Compact 7-pin DFN package measures 5.5mm length, 8mm width, and 1mm height. The diode supports operating temperatures ranging from -55°C to 125°C for industrial environments. It provides fast protection response times, approximately 1 microsecond.

Designed to meet IEC 61000 series standards for ESD, EFT, and surge immunity. Maximum clamping voltage is 26 volts to protect sensitive circuitry. Maximum reverse leakage current is limited to 1.2 microamperes ensuring low power loss.

Complies with RoHS directives and is a reliable semiconductor for discrete electronic applications. Explore more Bourns TVS Diodes and other discrete semiconductors in the Electronics & Electricals category at EnvMart.