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SI8641BB-B-ISR

Name: SI8641BB-B-ISR
Rating: 4.7 (12 reviews)

DGTL ISOLTR 2.5KV 4CH GP 16-SOIC

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規格

Series	Si864x
Part Status	Active
Technology	Capacitive Coupling
Type	General Purpose
Isolated Power	No
Number of Channels	4
Inputs - Side 1/Side 2	3/1
Channel Type	Unidirectional
Voltage - Isolation	2500Vrms
Common Mode Transient Immunity (Min)	35kV/µs
Data Rate	150Mbps
Propagation Delay tpLH / tpHL (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	SI8641

概述

Description

The SI8641BB-B-ISR is a digital isolator from Silicon Labs, featuring a dual-channel signal isolation for applications that require robust separation between high and low voltage domains. This component typically operates with a supply voltage range of 3.0V to 5.5V and provides high-speed data transmission with low power consumption.
Key features include a high isolation voltage rating, ensuring protection against voltage spikes, as well as a wide operating temperature range, making it suitable for various industrial applications. The SI8641 series employs capacitive coupling for signal transmission, which helps achieve low latency and high reliability.
Common applications include industrial automation, medical devices, and communications equipment, where signal integrity and safety are paramount. Its compact size and ease of integration make it a popular choice among engineers designing complex systems that require isolation for signal integrity and safety.

Features

The SI8641BB-B-ISR is an isolator from Silicon Labs, designed for high-performance data communication with robust isolation features. Key features include:
- Data Rate: Supports data rates up to 1 Mbps for reliable communication.
- Isolation Voltage: Offers a high isolation voltage of 5 kV RMS, ensuring safety in high-voltage environments.
- Supply Voltage: Operates with dual supplies of 3.0 V to 5.5 V, allowing flexibility in design.
- Low Power Consumption: Features low quiescent current, making it suitable for energy-sensitive applications.
- Temperature Range: Functions effectively over a wide temperature range of -40°C to +125°C.
- Digital I/O: Supports digital input/output, which is ideal for various applications like industrial controls and data acquisition.
- Compact Package: Available in a small SOIC-16 package, facilitating space-saving designs.
The SI8641BB-B-ISR is ideal for applications requiring robust isolation, such as industrial automation, medical devices, and communication interfaces.

Package

The SI8641BB-B-ISR is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) package. It features a narrow body and is designed for surface mounting, suitable for various applications requiring isolation and signal transmission.

Pinout

The SI8641BB-B-ISR is a digital isolator with a pin count of 16. It features two channels that provide galvanic isolation, making it suitable for data communication in industrial applications. The device supports a wide operating voltage range and is designed for low power consumption.
Key functions include:
1. Data Transmission: It enables the transfer of digital signals across an isolation barrier.
2. High Speed: Offers data rates of up to 100 Mbps.
3. Isolation Voltage: Provides high isolation voltage ratings to protect against high transient voltages.
4. Dual-channel Configuration: Can be used in applications requiring two separate isolated signals.
This device is typically used in applications such as motor control, power supply regulation, and data communication in noisy environments.

Manufacturer

The SI8641BB-B-ISR is manufactured by Silicon Labs, a company known for its innovation in mixed-signal and embedded systems technology. Founded in 1996 and headquartered in Austin, Texas, Silicon Labs specializes in developing semiconductors for a variety of applications, including IoT, consumer electronics, and industrial automation. The company focuses on high-performance, low-power devices and provides solutions such as microcontrollers, sensors, and wireless connectivity products. Silicon Labs is recognized for its commitment to quality and cutting-edge technology in the semiconductor industry.

Application

The SI8641BB-B-ISR is an isolated digital isolator used in various applications including industrial automation, motor control, power management, and data communication. It provides signal isolation in systems requiring high-speed data transfer while ensuring safety and protecting against voltage spikes. Additionally, it is suitable for medical devices, power supplies, and any application needing robust isolation between components to enhance reliability and safety.

Equivalent

The SI8641BB-B-ISR chip is an isolated gate driver. Equivalent products include the ADuM4135 from Analog Devices, the ISO7221 from Texas Instruments, and the LTC7060 from Analog Devices. Ensure compatibility with your specific application requirements such as voltage ratings, isolation levels, and package types. Always consult the datasheets for detailed specifications.