ISOW7841DWE

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ISOW7841DWE

+Nomenclature

DGTL ISOLTR 5KV 4CH GP 16-SOIC

  • FabricantTexas Instruments

  • Pièce fabricant #ISOW7841DWE

  • En stock6631

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Spécifications

Attribut Valeur
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) 100kV/µs
Data Rate 100Mbps
Propagation Delay tpLH / tpHL (Max) 17.6ns, 17.6ns
Pulse Width Distortion (Max) 4.7ns
Rise / Fall Time (Typ) 2ns, 2ns
Voltage - Supply 3V ~ 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 ISOW7841

Présentation

Description

ISOW7841DWE is an isolated digital isolator designed for data communication in industrial and medical applications. It features a robust isolation barrier that allows for safe transmission of digital signals while preventing high voltages from affecting the low-voltage side. This device operates with a data rate of up to 1 Mbps and provides a high level of noise immunity, making it suitable for environments with electrical interference.
Key features include low power consumption, wide operating temperature range, and the ability to operate in a dual-channel configuration. The ISOW7841DWE is ideal for interfacing microcontrollers, sensors, and communication interfaces in systems that require galvanic isolation, such as in power supplies, motor controls, and communication networks. Its compact package and ease of integration make it a popular choice among engineers seeking reliable isolation solutions in their designs.

Equivalent

The ISOW7841DWE is an isolated digital isolator. Equivalent products include the ADuM1201, ADuM1202, and ADuM1203 from Analog Devices; the Si87xx series from Silicon Labs; and the HCPL-2601 or HCPL-2630 from Broadcom. Make sure to verify specifications such as isolation voltage, data rate, and package type for compatibility.

Features

The ISOW7841DWE is a digital isolator designed for high-speed data communication and isolation in various applications. Key features include:
1. Data Rate: Supports data rates up to 150 Mbps, enabling reliable communication.
2. Isolation Voltage: Offers 5 kV isolation, ensuring safety and protection against high voltages.
3. Low Power Consumption: Operates with low power, enhancing energy efficiency in applications.
4. Wide Supply Voltage Range: Accepts input voltages from 3.0 V to 5.5 V, providing flexibility in various systems.
5. High Noise Immunity: Ensures robust performance in noisy environments.
6. Temperature Range: Rated for operation in a wide temperature range, making it suitable for industrial applications.
7. Multiple Channels: Available in multiple channel configurations, supporting various circuit designs.
These features make the ISOW7841DWE ideal for industrial automation, medical devices, and other applications requiring reliable isolation and data transmission.

Pinout

The ISOW7841DWE is a digital isolator from Texas Instruments with a total of 8 pins. It features four channels of isolation and is designed for bidirectional communication. The pin functions are as follows:
1. VDD1: Supply voltage for the input side (1.8V to 5.5V).
2. GND1: Ground for the input side.
3. CH1A: Input channel A (data input).
4. CH1B: Output channel A (data output).
5. CH2A: Input channel B (data input).
6. CH2B: Output channel B (data output).
7. VDD2: Supply voltage for the output side (up to 5.5V).
8. GND2: Ground for the output side.
The device provides reinforced isolation, making it suitable for applications where safety and signal integrity are crucial, such as in industrial automation and data communication systems.

Manufacturer

The ISOW7841DWE is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments designs and produces a wide range of analog and digital electronic components, including integrated circuits, processors, and sensors. Established in 1930, TI is known for its innovative technologies in various sectors such as automotive, industrial, personal electronics, and communications.
The ISOW7841DWE is a digital isolator that provides electrical isolation between different sections of a system, making it ideal for applications where safety and signal integrity are critical, such as in industrial automation, data acquisition, and power management. Texas Instruments is recognized for its commitment to quality, reliability, and continuous innovation in the semiconductor industry, making it a key player in enabling modern electronic solutions.

Application

The ISOW7841DWE is a digital isolator with integrated galvanic isolation and is primarily used in applications requiring data communication with electrical isolation. Key application areas include:
1. Industrial Automation: To isolate control signals and protect against noise.
2. Data Acquisition Systems: For safe transfer of signals from sensors in high-voltage environments.
3. Medical Equipment: To ensure patient safety by isolating patient-connected devices from high voltages.
4. Power Supply Isolators: In switching power supplies to prevent ground loops.
5. Communication Interfaces: For isolating CAN, I2C, or UART signals in automotive and industrial networks.
Its functionality enhances reliability and safety in these critical systems.

Package

The ISOW7841DWE is packaged in a 16-pin SOIC (Small Outline Integrated Circuit) package, specifically designed for surface mounting. This package type facilitates efficient thermal performance and space-saving on printed circuit boards.

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