# zener diode graph

Now if the voltage supplying it continues to increase, In other words, the diode which is specially designed for optimising the breakdown region is known as the Zener diode. assume R2 to be open. The right half side of the characteristics curve is the part in which the zener diode receives forward voltage, which is positive voltage across its anode to … The graph of the Zener breakdown is not exactly vertical shown above which shows that the Zener diode has resistance. Ordinary diodes can be split into two types: 1. A normal diode if operated in reversed biased will get destroyed.Thus, a normal PN junction diode is considered as a unidirectional device. Note that the voltage across the zener diode is almost constant and approximately equal to V Z over most of the breakdown region.. To see the circuit diagram, click on the 'Show/hide circuit diagram' check box seen inside the simulator window. 10 (i)]. The reverse bias applies across the diode increases the intensity of electric field across the depletion region. The VI characteristic graph of the Zener diode is shown in the figure below. The left half side of the characteristics curve is the more important part, The output along the diode is going to be constant. Fig. What is the Zener Voltage, VZ, of a Zener Diode? This curve shows that the Zener diode, when connected in forwarding bias, behaves like an ordinary diode. Zener diode allows electric current in forward direction like a normal diode but also allows electric current in the reverse direction if the applied reverse voltage is greater than the zener voltage. The break down voltage Vz is obtained from the graph as shown below. The zener diode has the important characteristic in that once the voltage across a zener has reached this breakdown voltage, also called The VI characteristic graph of the Zener diode is shown in the figure below. However, the Zener Diode or Breakdown Diode, as they are sometimes referred too, are basically the same as the standard PN junction diode but they are specially designed to have a low and specified Reverse Breakdown Voltage which takes advantage of any reverse voltage applied to it. This transferring of valence band electrons to the conduction band reduces the barrier between the p and n-type material. The band in which the valence electrons (outermost orbit electron) placeÂ is known as the valence band electron. it to act as a voltage regulator in a circuit. Vishay Intertechnology Zener diodes are available in a variety of packages including glass, sinterglass, and plastic. This letter denotes the tolerance of the zener voltages. Zener diode temperature characteristic It can be seen in the example given that there is a noticeable difference between the specification for the Zener diode reverse voltage at 0°C and 50°C. When no biasing is applied across the Zener diode, the electrons remains in the valence band of the p-type material and no current flow through the diode. Mouser offers inventory, pricing, & datasheets for 1N4735 Zener Diodes. of EECS Analyzing this Zener CVD model, we find that if the model voltage v Z is less than V ZK (i.e., v ZZK