For the 4148 general-purpose switch diode, there are various packages available on the market. Special attention should be paid to the models from the LIZ brand, among which the CD4148WSP (in 0805 package) is a commonly seen one.
The Lizhi CD4148WP is a high-speed switching diode packaged in 1206, featuring a reverse withstand voltage of 75V, an average rectified current of 150mA, and a reverse recovery time of only 4ns.
CD4148WSP is a high-speed switching diode widely used in electronic circuits. It adopts surface mount technology and has become one of the indispensable components in many circuit designs due to its fast switching speed and stable performance. If you are looking for a reliable surface mount switch diode, understanding the detailed characteristics of CD4148WSP will be helpful.
Diodes and transistors are two fundamental and critical semiconductor devices in electronic circuits, with essential differences in structure, function, and application.
In electronic circuits, diodes are a fundamental and critical component. It plays an important role in various circuits due to its unidirectional conductivity. The use of diodes covers multiple aspects, including rectification, switching, protection, voltage regulation, and signal modulation. Below, we will provide a detailed introduction to these applications.
In the vast world of electronic components, diodes, as a fundamental and critical semiconductor component, directly affect the quality of the entire circuit in terms of their performance and reliability. Faced with a dazzling array of brands in the market, both senior engineers and procurement personnel hope to find the most suitable products for their projects. This article will systematically review well-known diode brands worldwide and in China, analyze their core advantages and applicable fields, and provide clear selection logic to help you make informed decisions.
As an important semiconductor device manufacturer in China, JSCJ has a rich and diverse diode product line that can meet the design needs of different electronic circuits. The following is an introduction to the main categories of JSCJ diodes to help you have a clearer understanding of their product layout.
The reason why switch diode 1N4148 (often abbreviated as 4148) has become the most widely used switch diode in electronic circuits is not accidental, but because it perfectly balances performance, cost, versatility, and supply chain maturity, almost becoming an "industry standard". The following are the main reasons why it is widely used:
Switching diodes, as key components for high-speed switching, pulse processing, and signal shaping in electronic devices, play an important role in various circuit designs. Based on the mainstream brands and technological characteristics in the existing market, they can be divided into the following three categories:
There are various packaging forms for switch diodes, mainly serving different application scenarios (such as power, frequency, space limitations, heat dissipation requirements, cost) and manufacturing processes (such as through-hole insertion, surface mount). The following are some common and important types of switch diode packaging, classified by main categories:
