TV30C121JB-G Circuit Protection

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

TVS- Diodes or Transient Voltage Suppressor (TVS) diodes offer protection against electrical overstress (EOS) caused by severe electrical transients. The TV30C121JB-G is a unidirectional, low-capacitance silicone-rectifier diode designed for applications requiring high-level protection against damaging transients in high-speed data communication lines, such as IEEE Ethernet networks. The TV30C121JB-G\'s low capacitance characteristics eliminate the need for external line termination components such as ESD capacitors, which are often used to reduce EMI and risk of signal crosstalk. This makes it suitable for applications such as RJ-45 connectors, USB port protection, and LED lighting. The built-in internal zener voltage clamping feature provides quick response and withstands contact or air discharge of 8 kV. The TV30C121JB-G is one of the highest performing components in the TVS series; it offers protection against lethal voltage transients of up to 1000V peak pulse voltage. It also has a low operating margin which allows protection at lower critical peak pulse levels. The TV30C121JB-G features a low working voltage of 7.0V, a peak pulse power rating of 600W (3.3V) and a working temperature range of -55°C to 125°C. The TV30C121JB-G is a diode-based device that works using the principle of avalanche breakdown voltage. When a transient voltage exceeding the internal breakdown voltage is applied, the diode enters the avalanche breakdown region, where electrons are accelerated by the electric field and collide with the lattice ions with enough energy to create electron-hole pairs. The generated carriers then become part of the conduction current and reduce the voltage across the diode. The diode then acts as an over-voltage-sensitive resistor and when the voltage exceeds the breakdown voltage, it quickly clamps the voltage to its internal breakdown voltage. The TV30C121JB-G has many advantages in terms of protection against transient voltage. It can be used in various applications to provide fast response shutdown of power supply and isolation from ground rail strikes, preventing any further damage to sensitive components and circuit systems. Additionally, its low capacitance characteristics provide for improved signal integrity and low signal distortion, which is important for high-speed data communication lines.

The specific data is subject to PDF, and the above content is for reference