SMDJ5.0

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, or Transient Voltage Suppressor Diodes, provide high surge current capability in a very small package. As such, they are increasingly popular in the consumer electronics market. The increasingly stringent requirements for safety and reliability of electronic products have promoted the popularity of TVS diodes. The 5.0 version of the SMDJ product is a particularly popular option in the market. This article will explore the application field and operating principle of the SMDJ5.0.

Application Field

The SMDJ5.0 is primarily used to protect electronic components from electrical transients, such as electrostatic discharge (ESD), high voltage surges, and lightning. The device is also used in applications that require very fast response time characteristics, such as over-voltage protection for sensitive circuits, and transient suppression in noise sensitive circuits. The extremely fast switching time of the device makes it suitable for use in applications where noise and interference are a concern. In fact, the SMDJ5.0 is one of the fastest switching devices available in the market.

Due to its small form factor, the SMDJ5.0 is also used in space constrained applications. The device is very densely populated, allowing it to be placed in tight locations. The device is also resistant to temperature extremes and can withstand vibrations. This makes it a great option to protect circuits in harsh environments.

Working Principle

The SMDJ5.0 provides protection against transient voltages by clamping the voltage. This is done using an internal diode junction configuration. When the voltage exceeds the breakdown voltage of the device, the junction diode becomes forward biased and allows a current flow. As the current increases, the voltage across the diode is clamped at the breakdown voltage. The device also has a fast switching speed, allowing it to react quickly to changing inputs.

In addition to its overvoltage protection capability, the SMDJ5.0 also provides protection against reverse polarity discharges. This is done using an embedded NMOS transistor. When an inverse voltage is applied to the device, the transistor turns on and diverts the current away from the junction diode, limiting any reverse currents.

The SMDJ5.0 is an excellent option for applications requiring fast over-voltage protection and reverse polarity protection. The device is very small and efficient, requiring little board space. The device’s wide voltage range and fast response time make it suitable for use in a variety of applications, from consumer electronic devices to industrial equipment.

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