ISO7741DW

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ISO7741DW

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DGTL ISOLTR 5KV 4CH GP 16-SOIC

  • Nhà sản xuấtTexas Dụng cụ

  • Ông. Phần #ISO7741DW

  • Bảng dữ liệu ISO7741DW DataSheet

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Part Status Last Time Buy
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 5000Vrms
Common Mode Transient Immunity (Min) 85kV/µs
Data Rate 100Mbps
Propagation Delay tpLH / tpHL (Max) 16ns, 16ns
Pulse Width Distortion (Max) 4.9ns
Rise / Fall Time (Typ) 2.4ns, 2.4ns
Voltage - Supply 2.25V ~ 5.5V
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount
Package / Case 16-SOIC (0.295", 7.50mm Width)
Supplier Device Package 16-SOIC
Base Product Number ISO7741

Tổng quan

Description

The ISO7741DW is a digital isolator product from Texas Instruments. It belongs to the ISO77xx family, which is used for providing galvanic isolation in electronic circuits. The device is designed to protect sensitive components from high voltages, noise, and ground loop currents through isolation. Typically, such isolators are used in industrial applications, automotive systems, and any environment where electrical isolation is crucial for safety and system integrity.
Key features of the ISO7741DW include:
1. Isolation Rating: High isolation voltage capability, usually around 5 kV RMS, ensures effective separation between input and output sides.

2. Data Rate: Capable of supporting data rates up to several Mbps, suitable for high-speed digital communication.
3. Channels: The "41" in ISO7741 indicates a 4-channel configuration with one unidirectional channel.
4. Low Power Consumption: Designed for efficient performance with reduced power requirements.
5. Wide Temperature Range: Suitable for operation in varied environmental conditions.
These features make the ISO7741DW a reliable choice for applications requiring robust electrical isolation and high data integrity.

Equivalent

The ISO7741DW is a digital isolator manufactured by Texas Instruments. Equivalent products include:
1. ADuM141E from Analog Devices
2. Si8641 from Skyworks Solutions (formerly Silicon Labs)
3. MAX14434 from Maxim Integrated (now part of Analog Devices)
4. CN0316 from ON Semiconductor
These alternatives offer similar isolation capabilities and pin configurations but check specific datasheets for detailed compatibility.

Features

The ISO7741DW is a high-performance, quadruple-channel digital isolator designed to provide robust isolation for applications requiring data integrity across electrical boundaries. Key features include:
1. Isolation Voltage: It offers a high isolation voltage of up to 5000 Vrms, ensuring reliable separation between the input and output sides.
2. Data Rate: Supports data rates up to 100 Mbps, suitable for high-speed communication needs.
3. Channel Configuration: It has four independent channels, allowing for versatile transmission of multiple signals.
4. Low Power Consumption: Features low power consumption with quiescent current specifications, ideal for energy-efficient applications.
5. Wide Temperature Range: Operates over an extended temperature range from -40°C to 125°C, making it suitable for harsh environments.
6. Noise Immunity: Provides strong immunity against electromagnetic interference, ensuring signal integrity.
7. Fail-Safe Output: Includes fail-safe output features that ensure a known output state in case of input-side power loss.
8. Package Type: Available in a wide-body SOIC-16 package, offering ease of use with standard PCB footprints.
These features make the ISO7741DW suitable for industrial automation, medical equipment, and other applications requiring robust isolation.

Pinout

The ISO7741DW is a digital isolator from Texas Instruments. It comes in a 16-pin SOIC (Small Outline Integrated Circuit) package. The primary function of the ISO7741DW is to provide galvanic isolation between different sections of a circuit, which helps in preventing noise, ground loop issues, and voltage level mismatches.
Key features include:
- It provides 4 channels of digital isolation.
- Two channels are dedicated for data transfer in each direction.
- It can support data rates up to 100 Mbps.
- The device operates with a supply voltage ranging from 2.25 V to 5.5 V.
The ISO7741DW is primarily used in applications requiring high data integrity and robust isolation, such as industrial automation, motor control, and power supplies.

Manufacturer

The ISO7741DW is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company known for designing and manufacturing a wide range of electronic components, including integrated circuits and embedded processors. TI is one of the largest and most established companies in the semiconductor industry, with a focus on innovation and technology development. The company serves various sectors, including automotive, industrial, personal electronics, and communications equipment, providing components that enable advanced electronic systems and technologies.

Application

The ISO7741DW is a high-speed, robust digital isolator used in various applications. Its primary application areas include:
1. Industrial Automation: Provides isolation for communication interfaces in PLCs and motor drives.
2. Power Electronics: Used in inverter and converter systems to ensure safe isolation between control and power stages.
3. Automotive: Enhances safety and signal integrity in electric and hybrid vehicle systems.
4. Medical Devices: Ensures patient safety by isolating high-voltage circuits from user interfaces.
5. Renewable Energy: Applied in solar inverters and wind turbine systems for efficient power conversion.
6. Data Acquisition Systems: Isolates sensitive measurement equipment from noisy environments.
These application areas benefit from its high noise immunity, low power consumption, and reliable data transmission.

Package

The ISO7741DW is an electronic component with a package type known as "SOIC-16". This stands for "Small Outline Integrated Circuit" with 16 pins. The "DW" suffix indicates a wide body version of the SOIC package.

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