SI8640BB-B-IS

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SI8640BB-B-IS

+BOM

DGTL ISOLTR 2.5KV 4CH GP 16-SOIC

  • ManufacturerSkyworks Solutions Inc.

  • Mfr. Part #SI8640BB-B-IS

  • In Stock5429

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Specifications

Attribute Value
Series Si864x
Part Status Active
Technology Capacitive Coupling
Type General Purpose
Isolated Power No
Number of Channels 4
Inputs - Side 1 / Side 2 4/0
Channel Type Unidirectional
Voltage - Isolation 2500Vrms
Common Mode Transient Immunity (Min) 35kV/µs
Data Rate 150Mbps
Propagation Delay tp LH / tp HL (Max) 13ns, 13ns
Pulse Width Distortion (Max) 4.5ns
Rise / Fall Time (Typ) 2.5ns, 2.5ns
Voltage - Supply 2.5V ~ 5.5V
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 16-SOIC (0.295", 7.50mm Width)
Supplier Device Package 16-SOIC
Base Product Number SI8640

Overview

Description

The SI8640BB-B-IS is an isolated digital isolator designed for high-speed data communication in industrial and consumer applications. It utilizes Silicon Labs' advanced isolation technology to provide robust noise immunity and reliable data transfer without the need for external components. The device features a high data rate of up to 25 Mbps and supports both unidirectional and bidirectional communication.
The SI8640BB-B-IS is particularly suited for interfacing microcontrollers, sensors, and other digital devices across isolation barriers, ensuring safety and signal integrity in environments with high voltage or electromagnetic interference. Its small package size and low power consumption make it ideal for space-constrained applications.
Key features include reinforced isolation ratings, low propagation delay, and a wide operating temperature range. The device is commonly used in applications such as industrial control, medical equipment, and automotive systems, where electrical isolation is critical for protecting sensitive components and ensuring operational safety.

Equivalent

The SI8640BB-B-IS is an isolated analog-to-digital converter. Equivalent products include the ADuM540x series from Analog Devices, the ISO7240 from Texas Instruments, and the ADuM5240. These alternatives also provide isolation and signal conversion features suitable for similar applications. Always check specific requirements like voltage, speed, and isolation ratings when selecting replacements.

Features

The SI8640BB-B-IS is a digital isolator designed for robust data communication in various applications. Key features include:
1. Isolation Voltage: Offers high galvanic isolation up to 5 kV for enhanced safety.
2. Data Rate: Supports a fast data transmission rate of up to 150 Mbps.
3. Channels: Available in a dual-channel configuration, allowing for simultaneous data transfer.
4. Low Power Consumption: Features low power dissipation, making it suitable for energy-sensitive applications.
5. Operating Voltage: Compatible with supply voltages ranging from 3.0V to 5.5V.
6. Temperature Range: Operates effectively across a broad temperature range (-40°C to +125°C).
7. High Noise Immunity: Designed to withstand high electromagnetic interference, ensuring reliable operation in noisy environments.
8. Industry Applications: Commonly used in industrial automation, medical devices, and communication systems.
These features make the SI8640BB-B-IS ideal for providing reliable isolation in critical applications.

Pinout

The SI8640BB-B-IS is a digital isolator with a pin count of 16 pins. It features a dual-channel design, allowing for the isolation of two independent signal paths. The primary function of the SI8640BB-B-IS is to provide galvanic isolation between its input and output, which helps to protect sensitive components from high voltages and allows for safe data transmission in noisy environments.
It has a working voltage of up to 5 kV RMS and supports high-speed data rates, making it suitable for applications like industrial automation, motor control, and communication systems. The device can operate with a supply voltage range of 3.0V to 5.5V, ensuring versatility in various designs.
Overall, the SI8640BB-B-IS is designed to enhance system reliability and safety by enabling robust isolation in electronic circuits.

Manufacturer

The SI8640BB-B-IS is manufactured by Silicon Labs, a company specializing in semiconductor products and solutions. Founded in 1996 and based in Austin, Texas, Silicon Labs designs and develops a wide range of integrated circuits, including microcontrollers, sensors, and wireless connectivity solutions. The company primarily serves the Internet of Things (IoT), industrial automation, automotive, and consumer electronics markets. Silicon Labs is known for its innovative technology and focus on energy efficiency, enabling manufacturers to create smarter and more connected devices.

Application

The SI8640BB-B-IS is an isolated gate driver designed for applications requiring high-speed switching and high-voltage isolation. Key application areas include:
1. Motor Control: Used in driving IGBTs or MOSFETs in electric motor drives.
2. Power Inverters: Suitable for renewable energy systems, such as solar inverters.
3. Industrial Automation: Employed in robotics and automation systems for reliable signal transmission.
4. Power Supplies: Utilized in switch-mode power supplies for isolation and noise reduction.
5. Telecommunications: Facilitates signal isolation in communication devices.
Its robust isolation capability enhances safety and system reliability across these applications.

Package

The SI8640BB-B-IS is packaged in a 16-pin SOIC (Small Outline Integrated Circuit) package. This surface-mount package is designed for efficient use of board space and ease of assembly in electronic applications.

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