Allicdata Part #: | 336-1755-5-ND |
Manufacturer Part#: |
SI8421AB-D-IS |
Price: | $ 0.00 |
Product Category: | Isolators |
Manufacturer: | Silicon Labs |
Short Description: | DGTL ISO 2.5KV GEN PURP 8SOIC |
More Detail: | General Purpose Digital Isolator 2500Vrms 2 Channe... |
DataSheet: | SI8421AB-D-IS Datasheet/PDF |
Quantity: | 15262 |
Series: | -- |
Packaging: | Tube |
Part Status: | Not For New Designs |
Technology: | Capacitive Coupling |
Type: | General Purpose |
Isolated Power: | No |
Number of Channels: | 2 |
Inputs - Side 1/Side 2: | 1/1 |
Channel Type: | Unidirectional |
Voltage - Isolation: | 2500Vrms |
Common Mode Transient Immunity (Min): | 25kV/µs (Typ) |
Data Rate: | 1Mbps |
Propagation Delay tpLH / tpHL (Max): | 35ns, 35ns |
Pulse Width Distortion (Max): | 25ns |
Rise / Fall Time (Typ): | 3.8ns, 2.8ns |
Voltage - Supply: | 2.7 V ~ 5.5 V |
Operating Temperature: | -40°C ~ 125°C |
Mounting Type: | Surface Mount |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
Supplier Device Package: | 8-SOIC |
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, or galvanic isolators, are devices created to separate two electric circuits while maintaining desired signal links. The SI8421AB-D-IS is a device perfectly designed for this purpose, and the specifics of its application fields and working principles are explained in further detail below.
In essence, the SI8421AB-D-IS provides isolation between two separate circuits by blocking the direct flow of current. It operates by having two input terminals connected to isolated amplifiers, each of which controls a regulated output signal. Isolation is achieved by each amplifier having protective measures that halt the flow of direct current between the two input terminals. As such, the SI8421AB-D-IS can be used in a variety of situations in which electrical isolation is important, such as when isolating signals from ultra-sensitive media with the aim of preserving the signal integrity.
The SI8421AB-D-IS provides a fast switching speed and a high degree of isolation. The device has a data rate of up to 12.5MHz, and a high-performance isolation of up to 1kV rms. Furthermore, it provides an immunity of ESD eight kV on both digital and supply lines, meaning that it can provide reliable operation in hostile environments.
Additionally, the SI8421AB-D-IS features a host of interfaces for digital signaling, including UART, I2C and SPI. It also possesses a small footprint, allowing for easy installation in tight enclosures. As such, digital isolators such as the SI8421AB-D-IS can be employed in a variety of applications, with its most common use being in the field of industrial automation and production.
The SI8421AB-D-IS comes equipped with an integrated safety system, which prevents the device from overheating or malfunctioning. The safety system is composed of a thermal fuse and current limiting resistors, which work together to provide a controlled signal. Additionally, the SI8421AB-D-IS exhibits excellent EMI and RFI suppression, making it ideal for those working in the field of wireless communication and in devices sensitive to electromagnetic interference.
In summary, the SI8421AB-D-IS offers a highly effective means of providing electrical isolation. By blocking the flow of direct current, it is capable of providing up to 1kV rms of isolation while maintaining high data rates and reliable thermal protection. It also features an integrated safety system, and a wide variety of interfaces providing digital signalling, making it an excellent choice for those working in the field of industrial automation and production, or who are dealing with signal integrity and electromagnetic interference in their work.
The specific data is subject to PDF, and the above content is for reference
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