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SFH6943-3

Name: SFH6943-3
Rating: 4.7 (12 reviews)

Transistor Output Optocouplers OPTOCPLR

Производитель
Мфр. Часть #SFH6943-3
Пакет
Лист данных
В наличии7262

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Спецификации

Standard Pack Qty

640

Обзор

Description

SFH6943-3 is a high-performance optocoupler designed for signal isolation and transmission in various electronic applications. It features a phototransistor output and utilizes advanced semiconductor technology to ensure reliable operation with low input current and fast switching times. The device is particularly well-suited for applications in industrial automation, data communication, and power supply regulation, where electrical isolation is crucial for protecting sensitive components.
Key specifications include a high isolation voltage, typically around 5,000 VRMS, and a wide operating temperature range, making it suitable for harsh environments. The SFH6943-3 also offers good linearity and low propagation delay, enhancing its performance in precision signal transmission. Its compact package design allows for easy integration into existing circuit layouts, making it a preferred choice for engineers seeking robust and efficient isolation solutions in their designs.

Features

The SFH6943-3 is a high-speed optocoupler featuring a phototransistor output. Its key features include:
1. Isolation Voltage: Offers high isolation voltage, typically around 5000 V, ensuring safety in various applications.
2. High Speed: Capable of fast data transmission with a typical propagation delay of 15 µs and rise/fall times of 10 µs, making it suitable for high-frequency applications.
3. Wide Operating Temperature: Operates efficiently across a broad temperature range, typically from -40°C to +100°C.
4. Compact Package: Available in a small 4-pin DIP or surface-mount package, facilitating easy integration into compact circuits.
5. Low Input Current: Designed for low input current requirements, providing energy efficiency.
6. High Linearity: Ensures accurate signal transmission with minimal distortion.
These features make the SFH6943-3 ideal for applications in industrial automation, power supply feedback, and data communication systems.

Package

The SFH6943-3 is typically packaged in a 6-pin dual in-line package (DIP) or a surface-mount device (SMD) configuration. These package types facilitate easy integration into various electronic applications, offering flexibility for circuit designs.

Pinout

The SFH6943-3 is an optocoupler with a total of 4 pins. Its pin configuration is as follows:
1. Anode (A) - Connects to the input LED, where the positive voltage is applied.
2. Cathode (K) - Connects to the input LED, where the negative side is grounded or connected to a lower potential.
3. Collector (C) - This pin connects to the phototransistor's collector, usually linked to a positive supply voltage.
4. Emitter (E) - This pin connects to the phototransistor's emitter, typically grounded or connected to the load.
The SFH6943-3 is designed for signal isolation and can be used in applications such as data communication, switching power supplies, and interfacing between different voltage levels while maintaining electrical isolation between circuits.

Manufacturer

The SFH6943-3 is manufactured by Vishay Intertechnology, Inc. Vishay is a global manufacturer of discrete semiconductors and passive electronic components. Founded in 1962, the company operates in various sectors including automotive, industrial, telecommunications, and consumer electronics. Vishay is known for its wide range of products, including phototransistors, diodes, resistors, capacitors, and integrated circuits. Their components are widely used in various applications, supporting innovations in electronics and technology.

Application

The SFH6943-3 is an optocoupler primarily used in applications requiring electrical isolation and signal transmission. Its main application areas include industrial automation, power supply regulation, motor control, and data communication. It is also used in medical equipment, consumer electronics, and automotive systems to protect sensitive components from high voltages and noise while enabling control and monitoring functions.

Equivalent

Equivalent products to the SFH6943-3 optocoupler include the PC817, HCPL-2611, and MOC3063. These alternatives may vary in specifications such as isolation voltage, output current, and response time, so it is essential to verify compatibility with your application requirements.

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УПС: Стоимость доставки варьируется от 25 до 45 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

ТНТ: Стоимость доставки варьируется от 25 до 65 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

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