TLP292

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TLP292

+BOM

Transistor Output Optocouplers

  • ManufacturerToshiba

  • Mfr. Part #TLP292

  • In Stock13943

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Specifications

Attribute Value

Overview

Description

The TLP292 is a photocoupler, also known as an optocoupler, developed by Toshiba. It is designed to provide electrical isolation between two circuits while allowing signal transmission. The device is composed of a phototransistor output and an infrared LED input, encapsulated in a compact SO4 package. This configuration enables the transfer of electrical signals using light, which helps to prevent voltage spikes and electrical noise from passing between the circuits, ensuring safety and integrity in electronic systems.
The TLP292 is particularly suited for use in applications requiring high isolation voltage, such as power supply units, industrial equipment, and communication interfaces. It offers fast response times and can operate over a wide temperature range, from -55°C to 110°C, making it versatile for various environments. Additionally, its small package size and low-profile design make it an excellent choice for space-constrained applications. Overall, the TLP292 serves as a reliable and efficient solution for isolating sensitive components in complex electronic systems.

Equivalent

The TLP292 is an optocoupler manufactured by Toshiba. Equivalent products include:
1. LTV-814 by Lite-On
2. PC817 by Sharp or Everlight
3. EL817 by Everlight
4. SFH618A by Vishay
5. 4N25 by Vishay or Lite-On
These components share similar functionality, providing electrical isolation between input and output through an LED and phototransistor configuration, though specifications like isolation voltage and response time may vary slightly. Always check datasheets for compatibility with your specific application.

Features

The TLP292 is a photocoupler or optocoupler device, typically used for electrical isolation between different circuit sections. Here are its key features:
1. Package Type: It comes in a 4-pin SO6 package, which is compact and suitable for surface-mount technology.
2. Isolation Voltage: It offers a high isolation voltage of 3750 Vrms, ensuring safety and preventing high voltages from affecting the control side.
3. Input LED: The input side consists of an infrared LED, which emits light when current passes through.
4. Output Phototransistor: The output side has a phototransistor that is controlled by the light from the LED, allowing the transfer of signals.
5. Current Transfer Ratio (CTR): The typical CTR ranges between 50% and 600%, indicating the efficiency of signal transfer from input to output.
6. Operating Temperature: It supports a wide operating temperature range from -55°C to 110°C.
7. Low Input Current: Requires a low input current, making it energy-efficient.
8. Applications: Commonly used in applications like power supply feedback circuits, microcontroller interfaces, and signal isolation.
These features make the TLP292 suitable for various applications requiring reliable electrical isolation and signal transmission.

Pinout

The TLP292 is a photocoupler (optocoupler) that consists of an infrared LED and a phototransistor housed in a compact package. It typically comes in a 4-pin configuration. Here is a brief outline of the pin functions:
1. Pin 1 (Anode): This pin is connected to the anode of the infrared LED. It should be connected to the positive side of the input signal.
2. Pin 2 (Cathode): This pin is connected to the cathode of the infrared LED. It should be connected to the negative side of the input signal or ground.
3. Pin 3 (Emitter): This pin is connected to the emitter of the phototransistor. It is usually connected to the ground or the negative side of the output circuit.
4. Pin 4 (Collector): This pin is connected to the collector of the phototransistor. It is typically connected to the positive side of the output circuit or a load.
The TLP292 is used for electrical isolation between input and output, protecting circuits by allowing signals to be transferred without direct electrical connection.

Manufacturer

The TLP292 is manufactured by Toshiba Electronic Devices & Storage Corporation. Toshiba is a multinational conglomerate headquartered in Japan, and its electronic devices and storage division specializes in the design and production of a wide range of electronic components, semiconductors, and storage products. The TLP292 is an optocoupler, a type of electronic component used for signal isolation between different parts of a circuit. Toshiba is known for its innovation and extensive portfolio in electronics, including semiconductors, data storage, and various consumer electronics.

Application

The TLP292 is a photocoupler, often used in applications requiring electrical isolation and signal transmission between different parts of a circuit. Key application areas include:
1. Industrial Automation: Isolating input and output signals to ensure safety and reliable communication between sensors and controllers.
2. Consumer Electronics: Providing noise suppression and signal isolation in devices like TVs and home appliances.
3. Power Supply Systems: Isolating feedback signals in switch-mode power supplies to enhance performance and safety.
4. Telecommunications: Protecting communication signals from noise and interference in telecom equipment.
5. Automotive Systems: Ensuring secure signal transmission and isolation in various automotive control units.
These applications leverage the TLP292's ability to provide reliable isolation and prevent interference across different circuit elements.

Package

The TLP292 is an optoisolator (or photocoupler) in a small 4-pin SO6 package. This package type is designed for surface-mount technology (SMT), allowing for compact and efficient integration on printed circuit boards (PCBs).

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