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ISOW7741DFMR

Name: ISOW7741DFMR
Rating: 4.7 (12 reviews)

DGTL ISOLTR 5KV 4CH GP 20-SOIC

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Mfr。パート #ISOW7741DFMR
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データシート ISOW7741DFMR DataSheet
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仕様

Series	ISOW774x
Part Status	Active
Technology	Capacitive Coupling
Type	General Purpose
Isolated Power	Yes
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)	15.7ns, 15.7ns
Pulse Width Distortion (Max)	5ns
Rise / Fall Time (Typ)	2.5ns, 2.4ns
Voltage - Supply	2.97V ~ 3.63V, 4.5V ~ 5.5V
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	20-SOIC (0.295", 7.50mm Width)
Supplier Device Package	20-SOIC
Base Product Number	ISOW7741

概要

Description

ISOW7741DFMR is an isolated digital isolator designed by Texas Instruments. It provides robust isolation between different sections of electronic systems, effectively protecting sensitive components from high voltages and noise. The device features a high-speed communication interface, typically supporting up to 25 Mbps, making it suitable for data transfer in industrial applications, automotive systems, and medical devices.
The isolator leverages capacitive coupling technology to achieve isolation, allowing for both digital signal integrity and high voltage isolation (up to 5 kV). Its low power consumption makes it ideal for battery-operated devices. The ISOW7741DFMR also includes integrated power and signal isolation, simplifying design and reducing component count.
In summary, the ISOW7741DFMR is a versatile, efficient solution for enhancing system reliability and safety through electrical isolation, suitable for various applications where data integrity and protection from electrical disturbances are critical.

Features

The ISOW7741DFMR is an isolated digital isolator designed for high-speed communication applications. Key features include:
1. Isolation Voltage: Provides reinforced isolation with a voltage rating of up to 5 kV.
2. Data Rate: Supports data rates up to 100 Mbps, enabling high-speed data transfer.
3. Low Power Consumption: Operates with low supply current, making it suitable for power-sensitive applications.
4. Dual-Channel: Contains two independent channels for transmitting and receiving data.
5. Wide Temperature Range: Rated for operation from -40°C to +125°C, catering to various industrial environments.
6. Compact Package: Available in a small SOIC-16 package, facilitating ease of integration into space-constrained designs.
7. Robust Performance: Features low propagation delay and high noise immunity, ensuring reliable communication.
These characteristics make the ISOW7741DFMR ideal for applications in industrial automation, medical devices, and communications where electrical isolation is crucial.

Package

The ISOW7741DFMR is packaged in a 16-pin thin shrink small outline package (TSSOP). This type of package is designed for surface mount applications, providing a compact footprint for efficient use of space on printed circuit boards.

Pinout

The ISOW7741DFMR is a digital isolator with a 16-pin count. It features a dual-channel configuration that allows for the isolation of digital signals between two sides. The primary functions include providing isolation for data communication between different voltage domains, enhancing system reliability, and protecting sensitive components from voltage spikes and noise.
The ISOW7741 supports high-speed data transfer rates up to 25 Mbps and offers reinforced isolation, making it suitable for applications in industrial automation, medical devices, and power management systems. Its integrated features include low power consumption, low propagation delay, and a wide operating temperature range. This device ensures robust signal integrity and safety in electrically noisy environments.

Manufacturer

The ISOW7741DFMR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments designs and produces a wide range of electronic components, including analog chips, embedded processors, and digital signal processors. The company is known for its innovation in embedded systems and integrated circuits and serves various markets such as automotive, industrial, communications, and consumer electronics. Texas Instruments is also recognized for its commitment to sustainability and education, actively promoting STEM initiatives and providing resources for engineering education.

Application

The ISOW7741DFMR is an isolated digital isolator used in various applications, including industrial automation, medical devices, and data communication systems. It provides galvanic isolation, enabling safe data transmission between different voltage domains, which is critical for protecting sensitive components. This device is also utilized in power supply designs, automation control systems, and fieldbus applications, where noise immunity and reliability are essential.

Equivalent

The ISOW7741DFMR is an isolator with integrated power. Equivalent products include the ADuM3070 and ADuM3071 from Analog Devices, and ISO7741 from Texas Instruments. Additionally, the Si86xx series from Silicon Labs may serve as an alternative, depending on specific application requirements. Always verify pin compatibility and performance specifications when considering substitutes.