BZW04-299-E3/73

TVS (Transient Voltage Suppressors) diodes are a type of voltage-protection device that is designed to protect sensitive electronic components from voltage transients, such as electrical disturbances caused by electromagnetic radiation, electrical surge, lightning, etc. They are available in a wide range of packages for various applications, such as AC/DC switching, pulsed waveforms, short circuit protection and ESD (electrostatic discharge). The BZW04-299-E3/73 TVS diode is a high-reliability, low-capacitance, unidirectional device designed to provide protection up to 500V. It is widely used in telecom applications, computer peripherals, consumer electronics and industrial equipment.

The BZW04-299-E3/73 TVS diode is based on a three-terminal diode structure. It consists of a Zener diode and avalanche diode connected in series with a reverse standoff voltage of 500V. When an overvoltage surge is applied, the avalanche diode is first triggered and then the Zener diode kicks in and clamps the voltage to a safe operating level by dissipating the excess voltage.

The working principle of the BZW04-299-E3/73 is simple yet effective. It has two terminals, the anode (A) and the cathode (K). When the voltage of the anode is higher than that of the cathode, current flows from the anode to the cathode. The reverse non-destructive voltage of the device is determined by the breakdown voltage of the Zener diode, which is typically 500V for the BZW04-299-E3/73. When the voltage between the anode and the cathode exceeds the breakdown voltage, the avalanche diode triggers and clamps the voltage to a safe level.

The BZW04-299-E3/73 is a versatile TVS diode that can be used in various applications for protection from high-voltage transients. It is designed to protect sensitive electronic components from voltage transients caused by electrostatic discharge, electrical disturbances caused by electromagnetic radiation, electrical surge, and lightning. It can also be used to protect AC/DC switching, pulsed waveforms, and short circuit protection. Its high surge capability makes it ideal for high-end consumer electronics, industrial equipment, and other applications requiring surge protection.

The BZW04-299-E3/73 TVS diode has several advantages over other protection devices. First, it is a compact device with low capacitance and a high breakdown voltage rating. Second, it is highly reliable and can handle high surge currents over a wide temperature range. Third, it is a cost-effective solution compared to traditional surge protection solutions.

In conclusion, the BZW04-299-E3/73 is a versatile device that offers effective protection from voltage transients. Its high breakdown voltage and low capacitance make it an ideal choice for high-end consumer electronics, industrial equipment, and other applications requiring surge protection. With its numerous advantages, it is sure to become an increasingly popular choice for many applications.