TLP350H

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TLP350H

+Nomenclature

Logic Output Optocouplers

  • FabricantToshiba

  • Pièce fabricant #TLP350H

  • En stock11749

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Présentation

Description

The TLP350H is a photocoupler, also known as an optocoupler, designed for isolating electrical circuits. Manufactured by Toshiba, it is primarily used in applications needing signal isolation between high-voltage and low-voltage parts of a system, such as in power supplies, inverters, and motor controllers. The device features an integrated infrared LED and a photodetector, facilitating the transfer of electrical signals through light, providing effective electrical isolation up to a certain voltage rating.
The TLP350H is designed to drive IGBTs (Insulated Gate Bipolar Transistors) and power MOSFETs, offering high-speed operation and low power consumption. It typically operates with a high speed of 15 Mbps and provides a high level of noise isolation. With its compact design, the TLP350H fits well in space-constrained applications.
Key specifications include a wide operating temperature range and high output current capability. The device enhances system reliability by protecting sensitive low-voltage circuits from high-voltage surges and transients. It is an essential component for ensuring safety and performance in power electronics applications.

Equivalent

The TLP350H is a photocoupler or optoisolator for IGBT/MOSFET gate drive applications. Equivalent or similar products from other manufacturers may include:
1. Fairchild/ON Semiconductor FOD3182
2. Vishay VOW3120
3. Avago/Broadcom ACPL-312U
4. Renesas PS9552
5. NEC PS9307L
These components serve similar purposes in isolating and driving power semiconductor gates. Always check specific electrical characteristics and compatibility before substituting.

Features

The TLP350H is a photocoupler (or optocoupler) designed for isolating electronic circuits. It features a GaAlAs infrared light-emitting diode (LED) coupled with a photodetector integrated circuit. This device provides galvanic isolation between input and output, which is crucial for protecting sensitive components and ensuring safety in high-voltage applications. Key features of the TLP350H include:
1. High Isolation Voltage: Offers an isolation voltage of up to 5000 Vrms, ensuring effective separation between the input and output circuits.

2. High-Speed Operation: Capable of fast switching speeds, suitable for high-frequency applications.
3. Output Current: Can drive a high current, making it suitable for IGBT and MOSFET gate driving.
4. Low Power Consumption: Efficient design for reduced energy usage.
5. Compact Package: Available in a small 6-pin DIP package for space-saving on circuit boards.
6. Wide Temperature Range: Operates effectively across a broad temperature range, enhancing its applicability in various environments.
These features make the TLP350H suitable for applications such as power supplies, industrial equipment, and motor drives.

Pinout

The TLP350H is an optoisolator with gate driver capabilities, commonly used for driving IGBTs and power MOSFETs. It is housed in an 8-pin DIP package. Here’s a summary of its pin configuration and functions:
1. Pin 1 (Anode): The anode of the input infrared LED.
2. Pin 2 (Cathode): The cathode of the input infrared LED.
3. Pin 3 (NC): No connection, typically left unconnected or used for additional PCB support.
4. Pin 4 (GND): Ground reference for the output side.
5. Pin 5 (VO): Output, which drives the gate of the power device (IGBT/MOSFET).
6. Pin 6 (VCC): Positive supply voltage for the output side.
7. Pin 7 (VE): Common emitter for the output transistor, usually connected to ground.
8. Pin 8 (NC): No connection, typically left unconnected or used for additional PCB support.
The TLP350H provides electrical isolation and signal amplification, suitable for interfacing between microcontrollers and high-power electronic components.

Manufacturer

The TLP350H is manufactured by Toshiba Electronic Devices & Storage Corporation. Toshiba is a Japanese multinational conglomerate headquartered in Minato, Tokyo, Japan. The company operates in various sectors, including electronics, energy, and infrastructure, but is particularly known for its contributions to the electronics and semiconductor industries. Toshiba Electronic Devices & Storage Corporation, a part of Toshiba Corporation, focuses on developing and manufacturing electronic components and storage products. The TLP350H is an optoisolator, which is used in electronic circuits to transfer electrical signals between two isolated circuits, ensuring that high voltages do not affect the system receiving the signal. This product is part of Toshiba's broader range of optoelectronic components, which are utilized in various applications, including industrial, automotive, and consumer electronics.

Application

The TLP350H is an optoisolator used primarily in industrial, consumer, and automotive applications. Its main application areas include driving insulated gate bipolar transistors (IGBTs) and power MOSFETs in inverters and motor drives. It is also utilized in switching power supplies, photovoltaic systems, and induction heating applications. The device provides electrical isolation between high-power circuits and low-power control units, ensuring safety and enhancing performance in these systems. Its high-speed switching capability and high isolation voltage make it suitable for various applications requiring robust electrical isolation and reliable signal transmission.

Package

The TLP350H is housed in a DIP-8 package. It is an optoisolator device used for isolating different electrical circuits and protecting components from voltage spikes and noise.