SMAJ300

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

Transient Voltage Suppressor (TVS) diodes come in a wide variety of shapes and sizes. The SMAJ300 is a specific type that is widely used in the automotive, industrial, medical, and aerospace markets for over-voltage protection. The SMAJ300 is a unidirectional TVS diode designed to protect sensitive electronic equipment from voltage transients caused by inductive load switching, lightning, electrical fast transients (EFT), and electrostatic discharge (ESD).

These diodes are three-terminal, port-to-port connected devices that provide protection in both the low-voltage (ground) and the high-voltage (Vdd) lines. They are characterized by a very low clamping voltage at a specific maximum current, which means they are extremely effective in clamping down surges in sensitive circuitry. The SMAJ300 also has a very fast response time, allowing it to react to transients quickly without degrading the overall performance of the system.

The SMAJ300 diode is designed to be used in applications where protection from over-voltage transients are needed. This includes applications such as automotive, industrial, medical, and aerospace. The SMAJ300 is able to handle a wide range of voltage transients, with maximum working voltages ranging from 6V to 200V. It also has a peak pulse power rating of 600 Watts, making it a highly reliable protection device.

The working principle of the SMAJ300 diode is a simple one. When a voltage transient occurs, the diode’s low-voltage terminal will immediately begin to conduct current. This current flow will be limited by the diode’s internal junction resistance and will quickly reduce the voltage to a safe level. The high-voltage terminal then acts as a resistor, allowing the current to continue to flow until the transient is over. This helps reduce the chances of damage being caused to the protected components.

In summary, the SMAJ300 diode is a highly reliable and robust device that provides excellent protection against over-voltage transients, EFTs, and ESD. With a wide range of working voltages and a fast response time, the SMAJ300 is ideal for a variety of applications. It is also a relatively cost-effective protection solution for sensitive electronic components, making it a popular choice for many manufacturers.

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