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TLP748J

Name: TLP748J
Rating: 4.7 (12 reviews)

Toshiba

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Mfr.부분 #TLP748J
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사양

개요

Description

The TLP748J is an optoisolator (also known as an optocoupler) manufactured by Toshiba. It features a phototransistor output and is designed to provide electrical isolation between its input and output, making it suitable for applications requiring signal integrity and safety. The device typically consists of a light-emitting diode (LED) and a phototransistor in a single package.
Key specifications include a maximum isolation voltage of 5000 VRMS, a wide operating temperature range, and low input current requirements. The TLP748J is commonly used in switching power supplies, industrial automation, and communication systems to protect sensitive components from high voltages while allowing signal transmission.
Its compact form factor and reliable performance make it a popular choice for designers looking to implement isolation in their circuits efficiently. Overall, the TLP748J combines reliability, efficiency, and versatility, making it a valuable component in modern electronic designs.

Features

The TLP748J is an optoisolator that features a phototransistor output and is designed for signal isolation in various applications. Key features include:
1. Isolation Voltage: It offers high isolation voltage, typically up to 5000 Vrms, ensuring safe operation in high-voltage environments.
2. Fast Switching Speed: The device can switch at high frequencies, allowing for effective data transmission in communication systems.
3. Low Input Current: It has a low input current requirement, which enables energy-efficient designs.
4. Wide Operating Temperature Range: Suitable for diverse applications, it operates effectively in a temperature range from -40°C to +100°C.
5. High Gain: The phototransistor provides a high current transfer ratio (CTR), facilitating efficient signal transfer.
6. SMD Package: Available in compact surface-mount packages, making it suitable for space-constrained designs.
These features make the TLP748J ideal for industrial automation, consumer electronics, and communication interfaces.

Package

The TLP748J is typically packaged in a 16-pin DIP (Dual In-Line Package) configuration, allowing for easy integration into electronic circuits.

Pinout

The TLP748J is an optoisolator (opto-coupler) with a total of 8 pins. It features a phototransistor output and is designed to provide electrical isolation between its input and output. The primary functions of the pins are as follows:
1. Pin 1: Anode of the input LED
2. Pin 2: Cathode of the input LED
3. Pin 3: Not connected (NC)
4. Pin 4: Emitter of the phototransistor
5. Pin 5: Collector of the phototransistor
6. Pin 6: Not connected (NC)
7. Pin 7: Not connected (NC)
8. Pin 8: VCC or external voltage supply
The device is commonly used in digital signal isolation, switching applications, and for protecting sensitive components from high voltages. It offers benefits such as high-speed operation and a compact package design.

Manufacturer

The TLP748J is manufactured by Toshiba Corporation, a Japanese multinational conglomerate. Toshiba operates in various sectors, including electronics, semiconductors, and information technology. The company is known for producing a wide range of products, such as consumer electronics, power systems, and infrastructure solutions. In the semiconductor space, Toshiba focuses on manufacturing integrated circuits, transistors, and optoelectronic devices, with the TLP748J being an optoisolator used in various applications for signal isolation and voltage isolation. Toshiba is recognized for its commitment to innovation, quality, and sustainability across its diverse business operations.

Application

The TLP748J is an optoisolator used primarily in applications requiring electrical isolation between high-voltage and low-voltage circuits. Common areas include industrial automation, power supplies, motor drives, and communication systems. It facilitates signal transmission in harsh environments, protecting sensitive components from voltage spikes and transients, and is ideal for interfacing microcontrollers with high-power devices.

Equivalent

The TLP748J is an optoisolator (optocoupler) with a phototransistor output. Equivalent products include the TLP748, TLP746, and TLP747 from Toshiba. Other alternatives may include the HCPL-2601, MOC3041, and ILQ-74 from different manufacturers. Always verify specifications to ensure compatibility for your specific application.