Overview:
Isolated 3.3V to 5V converters are commonly used in long-distance data transmission networks where the bus node controller operates from a 3.3V supply to conserve power while the bus voltage is 5V to ensure long-distance transmission. Signal integrity and high drive capability. Although there are already isolated DC/DC converter components with 3.3V to 5V conversion on the market, the integrated 3.3V to 5V converter is still difficult to find. Even if found, these particular converters (especially those with stable outputs) typically have longer product delivery times, are relatively expensive, and generally have some isolation voltage limitations.
If the application requires isolation voltages above 2kV, converter efficiency above 60%, or reliable reliability of standard components, discrete design is a low-cost alternative to integrated components. The disadvantage of discrete DC/DC converter design is that it requires a lot of work - choose a stable oscillator structure and a break-before-make circuit, select a MOSFET that can be effectively driven by a standard logic gate, suitable for temperature and long-term reliability testing. All these efforts take time and money. Therefore, before the warehouse promotes such a plan, the designer should consider the following: The integrated components usually pass the temperature test and have other industrial qualifications. These components are not only the most reliable solution, but also have a faster time to market.
(Please read the PDF for details)
A Network switch is a type of network device used to connect multiple devices in a local area network (LAN). It can receive and forward data packets through physical or wireless interfaces, sending data packets from the source device to the target device. Network switches can identify and forward packets based on MAC addresses so that data can be accurately transmitted to the target device.
A network switch usually has multiple ports, each of which can connect to a device, such as a computer, server, printer, etc. When a device sends a packet, the switch forwards the packet to the corresponding port according to the MAC address of the target device, thus achieving communication between devices.
The network switch can also divide the virtual local area network (VLAN) into multiple logical subnets, so that different devices can communicate independently on the same physical network, improving network security and performance.
In short, a network switch is a network device used to connect and forward packets, which can realize communication and network management between devices. It is an important part of building local area networks and enterprise networks.
Network Switches,24 Port Network Switchs,Gigabit Poe Switch,Fiber Network Switches
Shenzhen MovingComm Technology Co., Ltd. , https://www.movingcommtech.com