CMPZ5234B TR Discrete Semiconductor Products

CMPZ5234B is a series of Zener single diodes manufactured by Central Semiconductor, providing a low cost silicon planar power diode. The CMPZ5234B series of diodes offers a wide range of maximum reverse voltages from 5.1V to 222V, and are used in circuit protection, voltage regulation, and other general-purpose applications. This article will discuss the application fields and working principles of the CMPZ5234B TR.

Application Fields

The CMPZ5234B TR is designed for a variety of applications. Its main use is in protection circuits against overvoltage, and it is also suitable for various types of voltage regulation. It is well-suited for both linear and switching regulation applications, and can provide voltage regulation with low static current consumption. It is ideal for applications like mobile phones, automotive devices, and medical instrumentation, as well as other consumer electronics.In devices with multiple power supplies, the CMPZ5234B TR can be used for power sequencing, where different voltage levels are needed for proper device operation. Equipping one of the power supplies with the CMPZ5234B TR enables precise voltage start-up and shutdown in a very efficient manner.Applications such as low-power voltage regulators and voltage reference circuits often require the precise regulation of the output voltage. The CMPZ5234B TR is suitable for use in these applications, as it can provide very precise regulation of the output voltage.

Working Principles

The CMPZ5234B TR is a Zener type single diode, which is a form of power diode designed for voltage regulation. It consists of an integrated structure where the p-n junction is positioned in between two doped regions. One of these regions, the anode, is highly-doped with an n-type impurity, while the other, the cathode, is lightly doped with a p-type impurity. When the reverse voltage is applied to the diode, the electrons in the anode and the holes in the cathode combine to generate a current. At the same time, some of the electrons are pushed through the reverse-biased junction and recombine with other impurity atoms in the lightly-doped cathode. This process is known as avalanche breakdown, and it is what enables the diode to regulate the output voltage. The CMPZ5234B TR has a wide range of maximum reverse voltages and is designed to operate at very high currents without going into thermal runaway. This makes it an ideal choice for voltage regulation tasks, where high current and precise voltage regulation are of the utmost importance.