TLP250H

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TLP250H

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Logic Output Optocouplers

  • メーカー東芝

  • メーカー品番 #TLP250H

  • 在庫状況29757

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仕様

属性

概要

Description

The TLP250H is an optoisolator, also known as an optocoupler, designed for isolating different sections of electronic circuits to prevent high voltages from affecting the system receiving the signal. Manufactured by Toshiba, it is commonly used in industrial and consumer applications for driving power MOSFETs and IGBTs used in high-speed inverter circuits and motor controls.
This device consists of a GaAlAs infrared light-emitting diode (LED) and a photodetector IC housed within a single package. When the LED is activated, it emits infrared light, which is detected by the photodetector, allowing for signal transmission across an electrical barrier. The TLP250H is known for its high output current, fast switching speed, and high noise immunity, enabling it to handle high-frequency operations effectively. Additionally, it offers a high isolation voltage, typically around 2500 Vrms, ensuring robust performance in high-voltage environments.
The TLP250H is typically available in a dual-in-line package (DIP) or surface-mount package, making it versatile for various circuit designs.

Equivalent

The TLP250H is an opto-isolated gate driver IC commonly used for driving IGBTs and power MOSFETs. Equivalent products include:
1. TLP250 – A predecessor with similar functionality.
2. HCPL-3120/HCPL-3180 – Optocoupler gate drivers from Broadcom.
3. ISO5500 – An isolated gate driver from Texas Instruments.
4. IR2110 – A non-isolated gate driver from Infineon with similar applications.
5. IXDN609 – A high-speed driver IC from IXYS.
These alternatives vary in features like isolation voltage and drive strength, so check specifications for compatibility.

Features

The TLP250H is an optoisolator, also known as an optocoupler, designed for use in applications that require isolation between high-voltage and low-voltage circuits. Its primary features include:
1. Isolation Voltage: It provides a high isolation voltage of 3750 Vrms, ensuring effective separation between input and output circuits.
2. Integrated Infrared LED: The device uses an infrared LED to transmit signals across the isolation barrier.
3. Photodetector IC: It includes a photodetector IC, which converts the light from the LED back into an electrical signal, enabling data transmission across the isolation.
4. High-Speed Operation: The TLP250H offers fast switching speeds, making it suitable for high-frequency applications.
5. Wide Operating Temperature Range: It operates efficiently over a wide temperature range, typically from -40°C to +100°C.
6. Compact Package: The device is available in a compact DIP package, which is suitable for space-constrained designs.
7. Applications: Common applications include driving power transistors like MOSFETs and IGBTs, as well as use in industrial controls and motor drives.
These features make the TLP250H a versatile component for ensuring safe electrical isolation and efficient signal transmission in various electronic systems.

Manufacturer

The TLP250H is manufactured by Toshiba Electronic Devices & Storage Corporation. Toshiba is a well-established Japanese company that operates in various sectors, including electronic components, semiconductors, storage products, and other electronic devices. The company is recognized for its significant contributions to the electronics and technology industries, providing a wide range of products for both consumer and industrial use.

Application

The TLP250H is an optoisolator used primarily in applications requiring isolation between control and power circuits. Key areas include motor drives, where it provides gate drive for IGBTs and power MOSFETs, ensuring safe operation by isolating high voltages. It's also used in inverters and power supplies for photovoltaic systems, offering efficient switching and protection against voltage spikes. Additionally, the TLP250H is suitable for industrial automation systems, uninterruptible power supplies (UPS), and AC servo drives, where reliable and noise-immune signal transmission is critical. Its ability to handle high output current and rapid switching speeds makes it versatile for various power electronics applications.

Package

The TLP250H is an optoisolator with a gate driver, and it typically comes in an 8-pin DIP (Dual In-line Package) package.

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