ISO1176DW

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Digital isolators are devices that allow electricity to flow between two circuits while preventing them from interacting with each other electrically. This is done by using a combination of insulation and galvanic isolation to ensure the electrical isolation of the two circuits. The ISO1176DW is a digital isolator that achieves this electrical isolation by using a combination of optical and capacitive coupling elements.

The ISO1176DW is an isolated digital interface designed for high-speed messaging and data communication applications. It consists of two independent isolated power (VCC) supply planes with dual channels having independent optical, capacitive,and/or galvanic isolated components. It is designed to meet the requirements of applications demanding galvanic isolation between one or two isolated power planes while allowing a direct transfer of digital data signals. The optical isolation relies on the properties of light refraction to transfer data between two different circuits or subsystems, and capacitive isolation relies on the properties of electric fields to transfer data.

The IS1176DW has several key features that make it appropriate for digital isolation applications. First, it has an independent frequency range of up to 500 MHz, which allows it to achieve data transmission speeds up to 20Kbps over a single twisted pair of wires. This makes it well suited to high-speed signals. Second, it is designed to have minimal insertion loss, allowing reliable long range transmission of signals with minimal interference. Third, it has a low power consumption while providing stable isolation performance. Finally, it has EMI/RFI shielding to help keep noise out and protect sensitive circuits.

The working principle of the ISO1176DW is based on the combination of optical and capacitive couplings, which allow it to achieve electrical isolation between the two circuits. The optical coupling uses light refraction to transfer high-speed data signals, while the capacitive coupling uses electric fields to transfer low-frequency signals. These two types of coupling have different frequency ranges and data transfer speeds, which allow the ISO1176DW to achieve the high performance necessary for digital isolation applications.

The ISO1176DW is a digital isolator that is ideal for applications that require high speed digital communication between two isolated power planes. It has several features that make it appropriate for digital isolation applications, including a high speed frequency range, low insertion loss, low power consumption, and EMI/RFI shielding. Its working principle is based on the combination of optical and capacitive couplings, which allow it to achieve electrical isolation between two isolated power planes. This makes it an ideal solution for digital isolation applications, such as in data communication systems.

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