ACPL-C790-500E

Product Overview

Category

ACPL-C790-500E belongs to the category of optocouplers or optoisolators.

Use

Optocouplers are electronic components used to transfer electrical signals between two isolated circuits. They provide electrical isolation and protect sensitive components from high voltages or noise.

Characteristics

• Optocouplers consist of a light-emitting diode (LED) and a phototransistor or photodiode.
• They can transmit signals across an isolation barrier, typically using light as the medium.
• Optocouplers offer high voltage isolation and noise immunity.
• They are commonly used in applications where electrical isolation is required, such as power supplies, motor control, and communication systems.

Package

The ACPL-C790-500E optocoupler is available in a compact package, suitable for surface mount technology (SMT) assembly.

Essence

The essence of the ACPL-C790-500E optocoupler lies in its ability to provide galvanic isolation between input and output circuits, ensuring safe signal transmission.

Packaging/Quantity

The ACPL-C790-500E optocoupler is typically packaged in reels or tubes, containing a specific quantity per package. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Isolation Voltage: 5000 Vrms
• Input Current: 5 mA
• Output Voltage: 80 V
• Operating Temperature Range: -40°C to +100°C
• Rise Time: 10 μs
• Fall Time: 10 μs

Detailed Pin Configuration

The ACPL-C790-500E optocoupler has a dual in-line package (DIP) with 8 pins. The pin configuration is as follows:

1. Anode (LED)
2. Cathode (LED)
3. No Connection
4. Emitter (Phototransistor)
5. Collector (Phototransistor)
6. Base (Phototransistor)
7. No Connection
8. No Connection

Functional Features

• High voltage isolation: The ACPL-C790-500E optocoupler provides a high level of isolation, ensuring safe signal transmission in applications where electrical isolation is critical.
• Fast response time: With a rise and fall time of 10 μs, this optocoupler enables quick signal transmission between isolated circuits.
• Compact package: The SMT-compatible package allows for easy integration into electronic assemblies.

Advantages and Disadvantages

Advantages

• Provides galvanic isolation, protecting sensitive components from high voltages or noise.
• Offers high voltage isolation up to 5000 Vrms.
• Fast response time ensures efficient signal transmission.

Disadvantages

• Limited output voltage of 80 V may not be suitable for high-voltage applications.
• Operating temperature range of -40°C to +100°C may restrict usage in extreme environments.

Working Principles

The ACPL-C790-500E optocoupler operates based on the principle of optical coupling. When an input current flows through the LED, it emits light. This light is then detected by the phototransistor, which generates an output current proportional to the intensity of the received light. The input and output circuits are electrically isolated, allowing for safe signal transmission.

Detailed Application Field Plans

The ACPL-C790-500E optocoupler finds application in various fields, including:

1. Power supplies: It can be used to provide galvanic isolation between control circuitry and high-voltage components, ensuring safety and preventing noise interference.
2. Motor control: Optocouplers are commonly employed in motor control circuits to isolate the control signals from the power stage, protecting the control circuitry.
3. Communication systems: Optocouplers are used in communication systems to isolate sensitive components, such as transceivers or microcontrollers, from high-voltage or noisy environments.

Detailed and Complete Alternative Models

1. ACPL-C790-000E: Similar to ACPL-C790-500E but with a lower isolation voltage of 1000 Vrms.
2. ACPL-C790-100E: Offers an intermediate isolation voltage of 2500 Vrms.
3. ACPL-C790-1000E: Provides a higher isolation voltage of 10,000 Vrms for applications requiring greater isolation capabilities.

These alternative models offer varying levels of isolation voltage to suit different application requirements.

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