BZW04-33-E3/54

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TVS – diodes play a major role in protecting electronic circuits from external high voltage transients. In this article we will look at the application field and working principle ofBZW04-33-E3/54 TVS diodes.

TVS diodes are frequently used in automotive and electrical appliances to protect from low and high current transients. They are designed to work together with high power transistors in order to provide a fast low impedance clamp to the transient surge, thereby limiting the over-voltage and reducing the risk of damage.

The application field of BZW04-33-E3/54 TVS diodes includes DC-DC converters, test and measurement equipment, medical electronics, consumer electronics and power supply circuits. It is also suitable for applications which require a high clamping voltage and low leakage current.

The working principle of BZW04-33-E3/54 TVS diodes is based on the same principle as other conventional TVS diodes. The device is designed to limit the voltage that the electronic components of the circuit are exposed to. When the voltage of the surrounding environment exceeds a predefined threshold, the diode conducts current between the two terminals, thus protecting the circuit. This allows the circuit to operate normally until the voltage exceeds the specified threshold when the diode activates and conducts current.

The diode’s breakdown point is determined by its peak reverse voltage, which is the maximum voltage that it can sustain without malfunction. The clamping voltage is the amount of voltage that the device can withstand before it starts to conduct current. The leakage current is the amount of current that it can allow to pass through even when the circuit is not active.

The BZW04-33-E3/54 TVS diodes are designed with advanced protection features which include an ultra-low reverse clamping voltage of 5.4V and a high peak pulse current rating of 20A. It has a high surge capability of 25A which makes it suitable for high surge applications. The device has a low leakage current of 8 micro-amps and a fast response time of 1 micro-second.

In conclusion, the BZW04-33-E3/54 TVS diodes are a convenient and efficient solution for protecting circuits from transient overvoltages. It is designed with advanced features such as low reverse clamping voltage, high peak pulse current rating, high surge capability, low leakage currents and fast response time, all of which work together to provide robust and reliable protection.

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