ADUM140E1BRQZ

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Digital isolators, otherwise known as data isolators, are an important component of any communications system. They can offer several advantages such as increased power efficiency, noise immunity, and the ability to provide a secure link between two systems. The ADUM140E1BRQZ digital isolator is an innovative product that provides an advanced solution for these applications, and is widely used in various fields.

The ADUM140E1BRQZ is a single channel digital isolator designed to protect high speed data circuits from EMI/RFI interference. The isolator features an integrated isolated power supply that can operate up to 250MHz, and provides up to 600Vrms isolation on the data side and up to 1.6kVrms isolation on the power side. It has a fast 35ns rise and fall time, and a low quiescent current of 8mA. Additionally, the isolator has an integrated EMI filter, which helps reduce interference in the system.

The ADUM140E1BRQZ is an ideal choice for applications where electrical isolation is necessary but high speed data transmission is also needed. It can be used in a variety of applications such as medical equipment, industrial automation systems, automotive systems, instrumentation, and power-line communications systems. The ADUM140E1BRQZ is also suitable for use in industrial and automotive applications where reliability and EMI suppression are important considerations.

This device has a number of features that make it ideal for these types of applications. It is designed to maintain a high level of isolation even in the presence of EMI/RFI and transient voltages, making it highly reliable. It also has an integrated circuit that constantly monitors and adjusts the VDD supply voltage, allowing it to operate safely across different power supply voltages. Its built-in EMI filter further enhances the isolation performance, making it suitable for use in noisy environments. Additionally, it has a very low quiescent current, which helps to minimize power consumption.

The working principle of the ADUM140E1BRQZ is based on the concept of transformer isolation. The device consists of a set of two primary coils and two secondary coils, which are wound on opposite sides of a ferrite core. When the primary coil is triggered with a voltage, the magnetic field generated by it induces a voltage in the secondary coil, which is then used to power the load. The transformer arrangement helps to block any high frequency noise or EMI from entering or leaving the system, allowing the data to be transferred without interference.

In summary, the ADUM140E1BRQZ is an integrated single channel digital isolator that can be used in a variety of applications requiring electrical isolation and high speed data transmission. It features an integrated isolated power supply and EMI filter, allowing it to be used in noisy environments. Additionally, its transformer isolation principle helps to block RF noise while providing a secure link between two isolated circuits, making it a reliable solution for various applications. The device is also equipped with a number of features that make it suitable for use in many different industries, making it an ideal choice for applications where electrical isolation and data transmission is required.

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