SI8642ED-B-IS2

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Digital isolators are essential devices used to provide a critical level of isolation between circuits. This isolation is necessary when signals from an input side need to be transferred to an output side without the influx of noise and other electrical or environmental disturbances. Digital isolators are advantageous in a number of ways; they help reduce power loss, decrease signal degradation, and prevent ground loops. Typically, digital isolators are composed of a series of optical components, including LEDs, photodiodes, and laser diodes. The particular isolator in focus here is the SI8642ED-B-IS2, and this article will discuss its application field and working principle.

The SI8642ED-B-IS2 isolator is designed for a wide range of industrial and consumer applications. It is especially useful in automotive applications, such as gas and temperature sensors. It is also suitable for medical applications such as data transmission from medical equipment, where a reliable and high-fidelity signal is required. Additionally, it can be used in motor control applications, as well as in scenarios where two isolated USB ports are needed.

In regard to its working principle, the SI8642ED-B-IS2 is a galvanically isolated common-mode limited transceiver. It is composed of two die which are isolated and connected with a high-speed CMOS logic gate. The two dies are electrically connected through an optoelectronic isolator, which transmits data between them by modulating the light intensity which passes between them. The transceiver can then convert the source voltage to digital form and transmit the signal to the output side. The isolation feature of the isolator prevents any interference on either side, ensuring reliable transmission.

The SI8642ED-B-IS2 isolator features an array of benefits, such as a wide range of input and output voltages, high speed and RF immunity. This device has a wide operational temperature range of -55̊C to +125̊C, and is immune to power cycling. Additionally, it can provide a high level of noise immunity with its integral line resistors, while its integrated ESD protection provides additional safety. As such, the SI8642ED-B-IS2 is an ideal choice for applications requiring reliable electrical isolation.

In conclusion, the SI8642ED-B-IS2 is a galvanically isolated common-mode limited transceiver designed for a variety of applications. It transmits data through an optoelectronic isolator and features benefits such as wide range of input and output voltages, high speed, RF immunity, and integrated ESD protection. As such, it is ideal for scenarios which require a reliable electrical isolation.

The specific data is subject to PDF, and the above content is for reference