Overview
The TLP281-4(GB-TP,J,F) is a high-performance photocoupler produced by Toshiba Semiconductor and Storage. This device is designed for surface mount assembly and features a gallium arsenide infrared emitting diode optically coupled to a phototransistor. It is particularly suited for applications requiring high isolation voltage and reliable signal transfer.
Key Specifications
| Characteristic | Symbol | Rating | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 80 | V |
| Collector Current | IC | 50 | mA |
| Isolation Voltage (AC, 1 minute) | BVS | 2500 | Vrms |
| Current Transfer Ratio (Min) | CTR | 50% | - |
| Current Transfer Ratio (Max) | CTR | 600% | - |
| Operating Temperature Range | Topr | -55 to 100 | ℃ |
| Storage Temperature Range | Tstg | -55 to 125 | ℃ |
| Forward Current | IF | 50 | mA |
| Pulse Forward Current | IFP | 1 | A |
| Rise Time | tr | - | 2 μs |
| Fall Time | tf | - | 3 μs |
Key Features
- High Isolation Voltage: Up to 2500 Vrms, ensuring reliable signal transfer and isolation between input and output circuits.
- Multiple Channels: The TLP281-4 features four independent channels, making it suitable for complex control and communication systems.
- Surface Mount Package: Available in a 16-pin SOP package, facilitating easy integration into surface mount PCB designs.
- Wide Operating Temperature Range: Operates from -55°C to 100°C, making it versatile for various environmental conditions.
- UL and BSI Approved: Compliant with UL 1577 and BSI standards, ensuring safety and reliability in applications.
Applications
- Communication Interfaces: Suitable for use in communication interfaces, such as PCMCIA Fax modems and other data communication devices.
- Power Supply Systems: Used in power supply systems where high isolation and reliability are critical.
- Programmable Controllers (PLCs): Ideal for PLC applications requiring robust and reliable signal isolation.
- General-Purpose Control Systems: Applicable in various general-purpose control systems where signal isolation is necessary.
Q & A
- What is the TLP281-4 used for?
The TLP281-4 is used for signal isolation and transfer in applications such as communication interfaces, power supply systems, and programmable controllers.
- What is the isolation voltage of the TLP281-4?
The isolation voltage of the TLP281-4 is up to 2500 Vrms.
- How many channels does the TLP281-4 have?
The TLP281-4 has four independent channels.
- What is the operating temperature range of the TLP281-4?
The operating temperature range is from -55°C to 100°C.
- Is the TLP281-4 RoHS compliant?
Please contact Toshiba for specific details on RoHS compliance.
- What is the package type of the TLP281-4?
The TLP281-4 is available in a 16-pin SOP package.
- What are the safety standards for the TLP281-4?
The TLP281-4 is approved by UL 1577, cUL (CSA), EN 60747-5-5 (VDE), and EN IEC 62368-1 (VDE).
- What is the current transfer ratio of the TLP281-4?
The current transfer ratio ranges from 50% to 600% depending on the rank classification.
- Is the TLP281-4 suitable for surface mount assembly?
Yes, the TLP281-4 is designed for surface mount assembly.
- What is the collector-emitter voltage of the TLP281-4?
The collector-emitter voltage is 80 V.
