SI8238AB-D-IS1R

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

Isolators have become essential components in modern day electronics due to the need to protect sensitive devices from damage due to electrical noise or interference. The SI8238AB-D-IS1R is a single-channel, surface-mount isolator specifically designed for use in industrial and commercial applications. It is ideal for applications where isolation of a digital input signal from an associated ground is required. This device can also protect loads from destructive currents induced by EMI.

The SI8238AB-D-IS1R isolator has a number of features that make it a suitable choice for many applications. It provides for wide input/output voltage ranges and can accommodate a wide range of common logic input levels. It also provides a high degree of isolation, up to 1000 volts (V) RMS and can survive line transients of up to 2000V for a short duration of time. It is also compatible with a variety of industry standard communication protocols, such as SPI, I2C, SMBus, and CANbus. Additionally, the SI8238AB-D-IS1R has high impedance between its input and output channels to reduce current flow.

The SI8238AB-D-IS1R converts an input signal for use in a higher voltage environment by utilizing galvanic isolation. The basic working principle is that the isolator uses a distinctive transformer-based circuit between the input and the output circuits. This transformer is positioned within the isolator in such a way that it does not allow the current to flow through it but instead transfer the signal from one circuit to the other.

The SI8238AB-D-IS1R isolator is often used in applications where electric signals must be transferred across electrical boundaries for safety reasons. One such application is the electrical isolation of a PLC (Programmable logic controller) from a HMI (Human Machine Interface) in a process control system. In this system, the isolator allows the communication between the two systems while also protecting them from current induced by Electro-magnetic interference (EMI). This feature ensures that the system maintains a high level of reliability and safety.

The SI8238AB-D-IS1R isolator is also used in other applications, such as in power converters, gate drivers, motor control systems, grid-tied inverters, and other environments where electrical isolation of input and output signals is required. The device simplifies circuit design and helps to minimize system costs while also providing a high degree of system reliability.

The SI8238AB-D-IS1R isolator is an excellent choice for many applications due to its combination of features. It provides a high degree of isolation, wide input/output voltage ranges, compatibility with many communication protocols, high impedance between its inputs and outputs, and excellent immunity to EMI. It is ideal for use in industrial and commercial applications where electrical isolation of an input signal from an associated ground is required.

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