UDZ3V9B-7 Discrete Semiconductor Products

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Diodes - Zener - Single
UDZ3V9B-7, also known as Zener Diode , is the most basic form of single diode. It is used in electronic engineering for various purposes. They are widely available in different types, sizes and resistance levels. It is composed of two semiconductor regions sandwiched between two electrodes, one being an anode and the other being a cathode.The UDZ3V9B-7 has a nominal breakdown voltage of 3.9V and a maximum power dissipation rating of 500mW. It consists of a Zener diode and its protective resistance.The Zener diode helps in providing reverse current protection, that is, it regulates the current when the voltage across it goes above a certain value. This reverse current protection helps in protecting the device from error or malfunction due to overvoltage and it also helps in maintaining the device’s life cycle expectancy.The working principle of the UDZ3V9B-7 is quite simple. The Zener diode, when connected in reverse bias, controls the current flowing in the circuit and limits the voltage across the device from going above the breakdown voltage. The Zener diode allows small current to flow through the device until its breakdown voltage is reached and then aids in keeping the current steady for a wide range of voltage.Uses of UDZ3V9B-7 includes, overvoltage protection of electronic devices, such as computers and cell phones. It works by restricting the amount of voltage that passes through the device to a safe level. Other uses includes circuit voltage stabilization, voltage reference, waveform shaping, impulse noise suppression and as clipping diodes for clipping waveforms.The UDZ3V9B-7 can also be used in addition to other components, such as transistors and capacitors, to build circuits with a specific functionality and behavior. Such circuits can include filters, oscillators, comparators and other similar applications.To sum up, UDZ3V9B-7 is a Zener diode with a nominal breakdown voltage of 3.9V and a maximum power dissipation rating of 500mW. It is used in various applications, such as overvoltage protection, voltage stabilization, waveform shaping, impulse noise suppression and as clipping diodes. It is an easy to install and low cost device, making it ideal for use in various types of electronic equipment.

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