TLP7930(F) - English Editing Encyclopedia Entry

Product Overview

Category

The TLP7930(F) 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 voltage spikes, noise, and other disturbances.

Characteristics

• Optocouplers consist of an LED (light-emitting diode) and a phototransistor or photodiode.
• They can transmit signals across different voltage potentials, ensuring galvanic isolation.
• Optocouplers offer high-speed signal transmission and low power consumption.
• They are commonly used in applications requiring noise immunity and electrical isolation.

Package and Quantity

The TLP7930(F) is available in a compact DIP-4 package. It is typically sold in reels containing a specific quantity, such as 1,000 units per reel.

Specifications

• Isolation Voltage: 5,000 Vrms (minimum)
• Collector-Emitter Voltage: 80 V (maximum)
• Current Transfer Ratio: 50% to 600%
• Rise Time: 18 μs (maximum)
• Fall Time: 10 μs (maximum)

Pin Configuration

The TLP7930(F) optocoupler has a 4-pin configuration:

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1. Anode (A1): Connected to the anode of the internal LED.
2. Cathode (C1): Connected to the cathode of the internal LED.
3. Emitter (E): Connected to the emitter of the internal phototransistor.
4. Collector (C2): Connected to the collector of the internal phototransistor.

Functional Features

• The TLP7930(F) optocoupler provides high-speed signal transmission with low power consumption.
• It offers excellent noise immunity and electrical isolation, ensuring reliable data transfer.
• The device is designed to operate in a wide temperature range, making it suitable for various environments.

Advantages

• High-speed signal transmission
• Low power consumption
• Excellent noise immunity
• Electrical isolation between input and output circuits
• Wide operating temperature range

Disadvantages

• Limited maximum collector-emitter voltage (80 V)
• Relatively slower rise and fall times compared to some other optocouplers

Working Principles

The TLP7930(F) optocoupler works based on the principle of optical coupling. When an electrical signal is applied to the LED, it emits light. This light activates the phototransistor, allowing current to flow through the output circuit. The electrical signals are transferred optically, providing galvanic isolation between the input and output circuits.

Application Field Plans

The TLP7930(F) optocoupler finds applications in various fields, including: 1. Industrial automation: Isolation of control signals in motor drives, PLCs, and power supplies. 2. Telecommunications: Signal isolation in communication systems, such as modems and routers. 3. Medical equipment: Protection of sensitive components from electrical disturbances. 4. Automotive electronics: Isolation of signals in automotive control systems.

Alternative Models

Other optocouplers that can be used as alternatives to the TLP7930(F) include: - PC817 - MOC3021 - HCPL-4506

These models offer similar functionality and can be chosen based on specific application requirements.

In conclusion, the TLP7930(F) optocoupler is a versatile electronic component that provides electrical isolation and noise immunity. With its high-speed signal transmission and low power consumption, it finds applications in various industries. While it has limitations in terms of maximum voltage and rise/fall times, alternative models are available to suit different needs.