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EL8178FWZ-T7
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EL8178FWZ-T7

Product Overview

  • Category: Optocoupler
  • Use: Isolation of electrical signals between two circuits
  • Characteristics: High-speed, low-power consumption, compact size
  • Package: SOP-4
  • Essence: Phototransistor output optocoupler
  • Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

  • Isolation Voltage: 3750 Vrms
  • Collector-Emitter Voltage: 80 V
  • Emitter-Collector Voltage: 6 V
  • Collector Current: 50 mA
  • Power Dissipation: 100 mW
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The EL8178FWZ-T7 optocoupler has the following pin configuration:

  1. Anode (A)
  2. Cathode (K)
  3. Collector (C)
  4. Emitter (E)

Functional Features

  • Provides electrical isolation between input and output circuits
  • Transfers electrical signals using light waves
  • Phototransistor output allows for amplification and switching applications
  • High-speed response enables fast signal transmission
  • Low power consumption ensures energy efficiency
  • Compact size saves board space

Advantages

  • High isolation voltage ensures reliable signal transfer
  • Wide operating temperature range allows for versatile usage
  • Phototransistor output provides amplification capabilities
  • Compact package size facilitates easy integration into circuit designs
  • Low power consumption reduces overall system energy requirements

Disadvantages

  • Limited collector-emitter voltage may restrict certain applications
  • Maximum collector current might not be sufficient for high-power circuits
  • Requires external current-limiting resistor for proper operation

Working Principles

The EL8178FWZ-T7 optocoupler consists of an infrared LED and a phototransistor. When a current is applied to the LED, it emits light that falls on the phototransistor, causing it to conduct electricity. This allows electrical signals to be transferred from the input circuit to the output circuit without direct electrical connection.

Detailed Application Field Plans

The EL8178FWZ-T7 optocoupler finds applications in various fields, including:

  1. Industrial automation: Isolation of control signals in PLCs and motor drives
  2. Power electronics: Protection of sensitive components from high voltage spikes
  3. Telecommunications: Signal isolation in communication systems
  4. Medical equipment: Isolation of patient monitoring signals for safety purposes
  5. Automotive electronics: Isolation of control signals in automotive systems

Detailed and Complete Alternative Models

  • EL8178FWZ
  • EL8178FWZ-TA3-T
  • EL8178FWZ-TA4-T
  • EL8178FWZ-TA5-T
  • EL8178FWZ-TA6-T

These alternative models offer similar functionality and characteristics to the EL8178FWZ-T7 optocoupler.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät EL8178FWZ-T7 :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of EL8178FWZ-T7 in technical solutions:

  1. Q: What is EL8178FWZ-T7? A: EL8178FWZ-T7 is a high-speed digital optocoupler designed for applications requiring high data rates and low power consumption.

  2. Q: What are the key features of EL8178FWZ-T7? A: The key features include a wide bandwidth of 50 Mbps, low input current of 5 mA, low supply voltage of 3.3V, and high isolation voltage of 3750 Vrms.

  3. Q: What are the typical applications of EL8178FWZ-T7? A: EL8178FWZ-T7 is commonly used in industrial automation, motor control, power supplies, and communication systems where high-speed signal isolation is required.

  4. Q: How does EL8178FWZ-T7 provide signal isolation? A: EL8178FWZ-T7 uses an optocoupler to transfer signals between two isolated circuits using light. It provides electrical isolation and protects sensitive components from voltage spikes or noise.

  5. Q: Can EL8178FWZ-T7 be used with microcontrollers or digital ICs? A: Yes, EL8178FWZ-T7 is compatible with microcontrollers and digital ICs that operate at 3.3V supply voltage and require high-speed signal isolation.

  6. Q: What is the maximum operating temperature range of EL8178FWZ-T7? A: EL8178FWZ-T7 can operate within a temperature range of -40°C to +110°C, making it suitable for various industrial environments.

  7. Q: Does EL8178FWZ-T7 support bidirectional signal transmission? A: No, EL8178FWZ-T7 is a unidirectional optocoupler that transfers signals from the input side to the output side.

  8. Q: What is the typical response time of EL8178FWZ-T7? A: The typical response time of EL8178FWZ-T7 is around 10 ns, making it suitable for high-speed applications.

  9. Q: Can EL8178FWZ-T7 be used in high-voltage applications? A: Yes, EL8178FWZ-T7 has a high isolation voltage of 3750 Vrms, allowing it to be used in high-voltage applications.

  10. Q: Are there any recommended application circuits or reference designs available for EL8178FWZ-T7? A: Yes, the datasheet of EL8178FWZ-T7 provides application circuits and reference designs that can help in implementing the optocoupler in various technical solutions.

Please note that these answers are general and may vary depending on specific requirements and use cases.