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TLP293-4
+BOMToshiba
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ManufacturerToshiba
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Mfr. Part #TLP293-4
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In Stock10934
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Specifications
| Attribute | Value |
Overview
Description
The device consists of four light-emitting diodes (LEDs) and four phototransistors housed in a compact 16-pin SO16 package. Each LED and phototransistor pair is optically coupled, allowing signals to transfer across the isolation barrier without direct electrical connection.
Key specifications include a high isolation voltage of typically 2500 Vrms, a collector-emitter voltage of up to 80V, and a current transfer ratio (CTR) ranging from 50% to 600%. The TLP293-4 operates effectively over a temperature range of -55°C to 110°C, making it versatile for various industrial and consumer applications.
Overall, the TLP293-4 offers reliable performance in providing electrical isolation, signal integrity, and protection against voltage spikes and noise in electronic systems.
Equivalent
1. Lite-On LTV-817 series
2. Vishay TCMT1100 series
3. Fairchild/ON Semiconductor FOD817 series
4. Renesas PS2801-4 series
5. Sharp PC817 series
These are all optocouplers with similar functionality, providing electrical isolation and signal transmission between different voltage levels. Always verify specific electrical characteristics and pin configurations when selecting an equivalent.
Features
1. Isolation: Provides electrical isolation between input and output, offering a high voltage isolation rating of typically 5,000 Vrms.
2. Compact Package: Comes in a small SO16 package, which includes four channels, making it ideal for space-constrained applications.
3. High-Speed Response: Exhibits fast response times, suitable for high-speed data transmission.
4. Low Input Current: Operates with low input current, thus enhancing energy efficiency.
5. Wide Operating Temperature Range: Functions effectively over a broad temperature range, typically from -55°C to 110°C, making it versatile for various environments.
6. CTR (Current Transfer Ratio): Offers a stable current transfer ratio, ensuring consistent performance across different operating conditions.
7. Applications: Commonly used in applications requiring noise isolation, signal transmission between different voltage levels, and interfacing with microcontrollers.
8. Regulatory Compliance: Meets safety standards for reinforced isolation, ensuring compliance with international safety regulations.
Overall, the TLP293-4 is suitable for applications in power supplies, industrial equipment, and consumer electronics where reliable isolation and signal integrity are crucial.
Pinout
The TLP293-4 has a 16-pin configuration. Here’s a concise breakdown:
- Pin Count: 16 pins
- Functionality: It contains four channels of phototransistor optocouplers.
- Pin Configuration:
- Pins 1, 3, 5, 7: Anodes of the LEDs for channels 1 to 4.
- Pins 2, 4, 6, 8: Cathodes of the LEDs for channels 1 to 4.
- Pins 9, 11, 13, 15: Collectors of the phototransistors for channels 1 to 4.
- Pins 10, 12, 14, 16: Emitters of the phototransistors for channels 1 to 4.
The TLP293-4 is used for signal isolation in applications such as power supplies, microcontrollers, and data transmission systems. It provides a high level of electrical isolation between input and output, ensuring safety and signal integrity.
Manufacturer
Application
1. Industrial Automation: Protects microcontrollers and other low-voltage components from high voltage systems.
2. Switch Mode Power Supplies (SMPS): Provides feedback isolation between the control circuit and the high-voltage output.
3. Telecommunications: Ensures signal integrity by isolating the data lines.
4. Consumer Electronics: Used in devices like televisions and home appliances for noise isolation and signal integrity.
5. Inverter Circuits: Provides isolation between control and power sections.
6. Microcontroller Interface: Facilitates safe interfacing between microcontrollers and high-voltage devices.
These applications leverage the TLP293-4's ability to offer reliable signal transmission while maintaining electrical isolation.