SI88342EC-IS

Common Mode Transient Immunity (Min):	40kV/µs
Supplier Device Package:	24-SOIC
Package / Case:	24-SOIC (0.295", 7.50mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply:	3 V ~ 5.5 V
Rise / Fall Time (Typ):	2.5ns, 2.5ns
Pulse Width Distortion (Max):	7ns
Propagation Delay tpLH / tpHL (Max):	18ns, 23ns
Data Rate:	100Mbps
Series:	Automotive, AEC-Q100
Voltage - Isolation:	5000Vrms
Channel Type:	Unidirectional
Inputs - Side 1/Side 2:	2/2
Number of Channels:	4
Isolated Power:	No
Type:	General Purpose
Technology:	Capacitive Coupling
Part Status:	Active

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Introduction to Digital Isolators and the SI88342EC-IS

Digital isolators are electronic components that protect sensitive circuits from noise and other forms of interference. They are sometimes called optocouplers because they use a light source (usually LED) to transmit signals and energy in a sealed compartment. Digital isolators typically use a photocoupler to transmit signals from one side of the circuit to the other without permitting any other electrical signals to cross the gap between the two components. This ensures that the signals on one side of the circuit are not affected by any noise or interference on the other side.The SI88342EC-IS is one type of digital isolator that is commonly used in a variety of applications. It features an industry-leading isolation rating of 5kV RMS and can operate at temperatures between -40 and +105 degrees Celsius. This isolator is available in a variety of packages to suit the needs of different projects, and its wide operating temperature range makes it suitable for a range of applications.

Applications of the SI88342EC-IS

The SI88342EC-IS is commonly used for a variety of applications, including industrial applications, automotive applications, medical applications, and more. It is often used in factory automation, as it can provide multiple channels of isolation for different components. It is also used in automotive systems, including powertrain systems, for its high reliability and isolation rating.In medical applications, the SI88342EC-IS is used to provide isolation for medical devices, as it helps to reduce the risk of interference from nearby equipment. The SI88342EC-IS is also commonly used in other consumer electronics applications, such as in consumer appliances and home entertainment systems.

Working Principle of the SI88342EC-IS

The SI88342EC-IS digital isolator works by using a light source (LED), typically located on one side of the circuit, to create an optical field. When a signal passes through this field, the LED produces a photo current which is then transmitted through a photocoupler to the other side of the circuit. The current is detected and converted into a voltage, which can then be used to power or actuate the desired function.This type of isolator works by creating a barrier between two circuits that prevents any other electrical signals from passing between them. As a result, any noise or interference on one side of the circuit cannot affect the signals on the other side. As the SI88342EC-IS features an isolation rating of 5kV RMS, it is suitable for applications where high levels of circuit protection are required.

Conclusion

The SI88342EC-IS digital isolator is a versatile and reliable component that is commonly used in a variety of applications. It provides high levels of isolation and can operate in a wide range of temperatures, making it suitable for a variety of projects. Its working principle is based on the use of a optocoupler to create an optical field, through which signals can be transmitted without interference from any noise or signals on the other side of the circuit.

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