Press Releases
2025-07-21
【Product Basic Introduction】Small body and high energy: compact push-pull transformers revolutionize power supply design
In the world of electronic engineering, which pursues miniaturization and high performance, isolated power transformers act as the 'guardian saints' of circuits, silently protecting devices and personnel from high voltage threats, while eliminating electr
2025-07-11
A comprehensive analysis of the basic principles, design features, application scenarios, and design steps of push-pull transformers
1. Basic principle of push-pull transformerThe push-pull transformer is a high-frequency transformer that is widely used in power electronic devices such as switching power supplies and inverters. Its basic working principle involves utilizing two alterna
![[Circuit Standard Design] Reference for Gigabit Discrete and Integrated RJ45 Standard Circuit Design](/upload/image/20250714/7f88e416f9a41f2c5b475854d1b624c5.jpg)
2025-07-11
[Circuit Standard Design] Reference for Gigabit Discrete and Integrated RJ45 Standard Circuit Design
Design of Gigabit Ethernet Standard Circuit
This scheme is the standard scheme of VOOHU Gigabit Ethernet. The company has been focusing on the field of communication electronic components for more than 8 years. The company adheres to the business st
2025-06-23
A Few Things About SFP Cage and Its Accessories
1. SFP CAGE family
① SFP Series·Supports data rates up to 5Gbps·20-bit PT (pluggable transceiver) connector·Single-port, multi-port and stacked cages available·Standard and low-profile options for stacked ports·EMI
2025-06-09
Things you must know about RJ45 connectors: RJ45 Gigabit PoE transmission × RJ45 surge protection solution × RJ45 neutral salt spray test
1. Gigabit Ethernet Power Supply (PoE) Principle1. Gigabit Ethernet Power Supply (PoE) Interface – Technology, SignalPower over Ethernet (PoE) is generally applicable to systems with a maximum supply voltage of 57 VDC and a user-side power of up to
2025-07-31
How to directly determine whether RJ45 integrates a transformer: Technical and feasibility analysis
1. Introduction
In modern network communication, the RJ45 interface is widely used for Ethernet connections. The RJ45 interface can be integrated with or without a network transformer. The RJ45 interface integrated with a network transformer has significa
2025-07-24
Introduction to the working principle of current transformers and full analysis of parameter selection
1、 Device Introduction
A current transformer (CT) is a device used to measure and protect the current in a circuit. It converts high current into low current through the principle of electromagnetic induction for the purpose of measuring and protecting ci
2025-07-10
Network interface technology: principles, types and application scenarios
In today's digital age, network interfaces are key components that connect devices to the network, and their importance is self-evident. Whether it is a personal computer, server or various network devices, network interfaces play an indispensable role. T
2025-07-04
【New Product Recommendation】XLR RJ45 connector full series products are now available!!!
New product recommendation - XLR RJ45 connector seriesVOOHU Electronics has launched a new series of XLR RJ45 connectors, designed for harsh environments, supporting high-speed data transmission and CAT6, which is an ideal choice for Ethernet communicatio
2025-07-03
Ethernet Circuit Design Guide
Overview of Ethernet Interface Hardware Architecture
A typical Ethernet hardware interface consists of the following parts:
CPU/MCU: Main control system, responsible for upper-layer protocol processing.
MAC (Media Access Control): Media access contr
2025-06-26
SFP fiber cage standards and corrosion resistance test
SFP fiber cage standards and corrosion resistance test
The reliability of the SFP (Small Form-factor Pluggable) cage, as the mechanical and electrical interface of high-speed optical/electrical modules, directly affects the stability of the system. To ver
2025-06-16
What you must know about SFP connectors
1. Function and material composition of SFP optical cage1. Concept and function of optical cage① What is optical cage?SFP Cage (Small Form-factor Pluggable Cage) is the core mechanical and electrical interface component used to install and fix optical mod
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