HCPL-788J#500

Product Overview

Category

HCPL-788J#500 belongs to the category of optocouplers or optoisolators.

Use

Optocouplers are electronic devices that provide electrical isolation between input and output circuits. They are commonly used to transfer signals between two circuits while keeping them electrically isolated, thus preventing any potential damage caused by voltage spikes or noise.

Characteristics

• Provides electrical isolation between input and output circuits
• Transfers signals without direct electrical connection
• Protects circuits from voltage spikes and noise

Package

HCPL-788J#500 is available in a compact package designed for easy integration into various electronic systems. The package ensures proper insulation and protection of the internal components.

Essence

The essence of HCPL-788J#500 lies in its ability to transmit signals across isolated circuits, ensuring safety and reliability in electronic systems.

Packaging/Quantity

HCPL-788J#500 is typically packaged individually and is available in quantities suitable for both small-scale and large-scale applications.

Specifications

• Input Current: 10 mA
• Output Voltage: 5 V
• Isolation Voltage: 2500 V
• Operating Temperature Range: -40°C to +85°C
• Maximum Data Rate: 1 Mbps

Detailed Pin Configuration

HCPL-788J#500 consists of the following pins:

1. VCC: Power supply pin for the internal circuitry.
2. GND: Ground reference pin.
3. IN: Input pin for the control signal.
4. OUT: Output pin for the isolated signal.

Functional Features

• High-speed data transmission
• Low power consumption
• Wide operating temperature range
• Compact size for easy integration
• High isolation voltage for enhanced safety

Advantages and Disadvantages

Advantages

• Provides electrical isolation between circuits, preventing damage from voltage spikes and noise.
• Enables safe signal transmission in sensitive electronic systems.
• Compact size allows for easy integration into various applications.
• High-speed data transmission capability.

Disadvantages

• Limited maximum data rate compared to some alternative models.
• May require additional circuitry for specific applications.

Working Principles

HCPL-788J#500 utilizes an optocoupler configuration, consisting of an LED (input) and a phototransistor (output). When an input signal is applied to the LED, it emits light that activates the phototransistor, allowing current to flow through the output circuit. This optical coupling ensures electrical isolation between the input and output circuits.

Detailed Application Field Plans

HCPL-788J#500 finds applications in various fields, including:

1. Industrial automation: Isolation of control signals in PLCs (Programmable Logic Controllers) and motor drives.
2. Power electronics: Protection of sensitive components from high-voltage transients.
3. Medical equipment: Isolation of patient monitoring signals to ensure safety.
4. Telecommunications: Signal transmission in communication systems requiring electrical isolation.

Detailed and Complete Alternative Models

Some alternative models to HCPL-788J#500 include:

1. HCPL-7800: Higher maximum data rate of 10 Mbps.
2. HCPL-7850: Lower isolation voltage of 1500 V but lower cost.
3. HCPL-7900: Enhanced temperature range (-40°C to +105°C).

These alternative models provide options with different specifications to suit specific application requirements.

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