SMDB15E3/TR7 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 (tran sle varistors) diodes are widely used in the protection of sensitive electronic equipment and components from lightning, electrical surges, and static discharges. The SMDB15E3 series TVS diode, with a peak pulse power capability of 15kW (8/20μs), is one of the most popular few for surge protection. In addition to its robust construction, it also has specific features that make it particularly useful in a range of applications.

The SMDB15E3 is ideal for use to protect from ESD (Electro-Static Discharge) and is often used as an ESD protection device in data-communications lines, industrial equipment, consumer electronics, telecommunications, computer peripherals, automotive applications, and commercial products. Because it is designed for use in narrow-spaced boards, it is perfect for use in contemporary, increasingly miniaturized equipment.

It\'s wide operating temperature range, from -55˚C to +150˚C, makes it suitable for use in the most demanding environments and its flexibility allows it to be fit very easily in almost any environment. Furthermore, its small package size of 3.3mm×2.9mm×1.75mm makes it incredibly small and unobtrusive while still providing excellent performance.

The SMDB15E3 also provides exceptional protection from over-voltage and reverse trans le, with an excellent response time of just 15ns to suppress surges to the maximum surge capability of 15kW. It is also designed to dissipate up to 1200W of power and has a maximum low-le clamping vo lage of 9.5V. This provides an impressive level of protection, making the SMDB15E3 one of the most popular and reliable surge-protection devices currently available.

The SMDB15E3 also offers exceptional rigidity and robust construction, enabling it to resist peak voltages of up to 48V that are common in industrial equipment. Its unique construction also makes it resistant to thermal shock and moisture. Further, its excellent response characteristics and air gap trigger helps to ensure that it can respond quickly to any surge or ESD event.

The working principle of the SMDB15E3 is based on the concept of a varistor, which uses a reverse-biased junction diode to reduce over-voltage and protect the equipment from damage. The device is composed of two electrodes, one of which is the reverse-biased p-n junction diode that has a specified trigger le, and the other is the metal oxide layer which acts as an excellent medium to dissipate the accumulated energy. Whenever the voltage on the denes rise above the predetermined trigger le, the device will start to activate and clamp the surge voltage at the set le, thus providing effective protection against voltage levels that could cause damage to the components.

In summary, the SMDB15E3 is designed to provide exceptional protection from ESD, reverse trans le, and over-voltage surges. It is compact and easily installed, and resistant to thermal shock and moisture. In addition, its excellent response characteristics and air gap trigger makes it one of the most reliable surge-friendly devices on the market today.

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